US Places Synopsis (List# 4354197)
| Country | United States (US) | |||||||||
| Continent | North America | |||||||||
| Currency | Dollar (USD) | |||||||||
| Web tld | .us | |||||||||
| Language | English (en-US), Spanish (es-US), Hawaiian (haw), French (fr) |
| Place | Latitude | Longitude | DMS Latitude | DMS Longitude | Place Type | State | Elevation (feet) | UTM Easting | UTM Northing | UTM Zone |
| Logan’s Chance Airport | 39.99665 | -83.85685 | 39° 59′ 47.94″ N | 83° 51′ 24.65″ W | Airport | Ohio | 1079 | 256110 | 4431295 | 17S |
| Lohman Complex | 39.95479 | -82.93685 | 39° 57′ 17.24″ N | 82° 56′ 12.66″ W | Building | Ohio | 787 | 334556 | 4424535 | 17S |
| Lohrey School | 39.73339 | -84.1391 | 39° 44′ 00.20″ N | 84° 08′ 20.75″ W | School | Ohio | 935 | 745171 | 4402081 | 16S |
| Lombard School | 38.50897 | -82.66127 | 38° 30′ 32.29″ N | 82° 39′ 40.57″ W | School | Ohio | 558 | 355154 | 4263596 | 17S |
| Lombardsville | 38.82091 | -83.13296 | 38° 49′ 15.27″ N | 83° 07′ 58.65″ W | Populated Place | Ohio | 715 | 314829 | 4299064 | 17S |
| Lombardville Post Office (historical) | 38.82091 | -83.13324 | 38° 49′ 15.27″ N | 83° 07′ 59.66″ W | Post Office | Ohio | 715 | 314804 | 4299064 | 17S |
| Lombardy Heights | 39.84923 | -82.80573 | 39° 50′ 57.22″ N | 82° 48′ 20.62″ W | Section Of Populated Place | Ohio | 764 | 345520 | 4412583 | 17S |
| London | 39.88645 | -83.44825 | 39° 53′ 11.22″ N | 83° 26′ 53.70″ W | Seat Of A Second-Order Administrative Division | Ohio | 1053 | 290660 | 4418023 | 17S |
| London City Building | 39.88562 | -83.44714 | 39° 53′ 08.23″ N | 83° 26′ 49.70″ W | Building | Ohio | 1056 | 290753 | 4417928 | 17S |
| London Commercial Business Historic District | 39.88617 | -83.44881 | 39° 53′ 10.21″ N | 83° 26′ 55.71″ W | Park | Ohio | 1056 | 290612 | 4417993 | 17S |
| London Correctional Institute | 39.90518 | -83.48358 | 39° 54′ 18.64″ N | 83° 29′ 00.88″ W | Building | Ohio | 1079 | 287697 | 4420186 | 17S |
| London Correctional Institution Administration Building | 39.90506 | -83.48353 | 39° 54′ 18.21″ N | 83° 29′ 00.70″ W | Building | Ohio | 1079 | 287701 | 4420172 | 17S |
| London Country Club | 39.92173 | -83.40853 | 39° 55′ 18.22″ N | 83° 24′ 30.70″ W | Resort | Ohio | 1010 | 294163 | 4421847 | 17S |
| London Elementary School | 39.88756 | -83.44409 | 39° 53′ 15.21″ N | 83° 26′ 38.72″ W | School | Ohio | 1047 | 291020 | 4418136 | 17S |
| London Fish Hatchery | 39.89839 | -83.50964 | 39° 53′ 54.20″ N | 83° 30′ 34.70″ W | Place | Ohio | 1102 | 285448 | 4419494 | 17S |
| London High School | 39.90673 | -83.44936 | 39° 54′ 24.22″ N | 83° 26′ 57.69″ W | School | Ohio | 1053 | 290627 | 4420277 | 17S |
| London Middle School | 39.887 | -83.4452 | 39° 53′ 13.20″ N | 83° 26′ 42.71″ W | School | Ohio | 1053 | 290923 | 4418077 | 17S |
| London Plaza Shopping Center | 39.89117 | -83.44464 | 39° 53′ 28.21″ N | 83° 26′ 40.70″ W | Mall | Ohio | 1056 | 290983 | 4418538 | 17S |
| London Post Office | 39.88506 | -83.44909 | 39° 53′ 06.21″ N | 83° 26′ 56.72″ W | Post Office | Ohio | 1050 | 290584 | 4417871 | 17S |
| London Primary School | 39.88756 | -83.44575 | 39° 53′ 15.21″ N | 83° 26′ 44.70″ W | School | Ohio | 1050 | 290878 | 4418140 | 17S |
| London Public Library | 39.88562 | -83.44548 | 39° 53′ 08.23″ N | 83° 26′ 43.72″ W | Library | Ohio | 1053 | 290895 | 4417924 | 17S |
| London Square Shopping Center | 39.88339 | -83.45492 | 39° 53′ 00.20″ N | 83° 27′ 17.71″ W | Mall | Ohio | 1037 | 290081 | 4417699 | 17S |
| City of London | 39.89362 | -83.43753 | 39° 53′ 37.03″ N | 83° 26′ 15.10″ W | Third-Order Administrative Division | Ohio | 1043 | 291599 | 4418794 | 17S |
| Londonderry | 39.26673 | -82.79045 | 39° 16′ 00.22″ N | 82° 47′ 25.62″ W | Populated Place | Ohio | 682 | 345540 | 4347904 | 17S |
| Londonderry Cemetery | 39.27034 | -82.80128 | 39° 16′ 13.22″ N | 82° 48′ 04.60″ W | Cemetery | Ohio | 689 | 344614 | 4348323 | 17S |
| Londonderry Elementary School | 39.26757 | -82.79656 | 39° 16′ 03.25″ N | 82° 47′ 47.61″ W | School | Ohio | 679 | 345015 | 4348008 | 17S |
| Londonderry Post Office | 39.26673 | -82.79017 | 39° 16′ 00.22″ N | 82° 47′ 24.61″ W | Post Office | Ohio | 689 | 345564 | 4347903 | 17S |
| Lone Elm School (historical) | 39.51867 | -83.61992 | 39° 31′ 07.21″ N | 83° 37′ 11.71″ W | School | Ohio | 1030 | 274787 | 4377614 | 17S |
| Long Bottom | 39.08619 | -81.80374 | 39° 05′ 10.28″ N | 81° 48′ 13.46″ W | Populated Place | Ohio | 594 | 430486 | 4326648 | 17S |
| Long Bottom Post Office | 39.08619 | -81.80402 | 39° 05′ 10.28″ N | 81° 48′ 14.47″ W | Post Office | Ohio | 587 | 430462 | 4326648 | 17S |
| Long Branch | 39.64867 | -83.26103 | 39° 38′ 55.21″ N | 83° 15′ 39.70″ W | Stream | Ohio | 830 | 306004 | 4391207 | 17S |
| Locust Fork | 39.43702 | -81.51679 | 39° 26′ 13.27″ N | 81° 31′ 00.44″ W | Populated Place | Ohio | 951 | 455526 | 4365402 | 17S |
| Long Branch | 39.19507 | -82.67489 | 39° 11′ 42.25″ N | 82° 40′ 29.60″ W | Stream | Ohio | 623 | 355363 | 4339760 | 17S |
| Long Branch | 39.12451 | -83.0824 | 39° 07′ 28.23″ N | 83° 04′ 56.64″ W | Stream | Ohio | 636 | 319989 | 4332658 | 17S |
| Long Branch Hollow | 39.22701 | -82.91907 | 39° 13′ 37.23″ N | 82° 55′ 08.65″ W | Valley | Ohio | 650 | 334350 | 4343723 | 17S |
| Long Branch | 38.96369 | -82.26098 | 38° 57′ 49.28″ N | 82° 15′ 39.52″ W | Stream | Ohio | 636 | 390751 | 4313503 | 17S |
| Long Bridge Hollow | 38.56314 | -82.716 | 38° 33′ 47.30″ N | 82° 42′ 57.59″ W | Valley | Ohio | 558 | 350494 | 4269695 | 17S |
| Long Branch School (historical) | 39.17701 | -82.66739 | 39° 10′ 37.23″ N | 82° 40′ 02.60″ W | School | Ohio | 741 | 355974 | 4337743 | 17S |
| Long Brook | 39.29452 | -81.68624 | 39° 17′ 40.27″ N | 81° 41′ 10.46″ W | Stream | Ohio | 607 | 440824 | 4349685 | 17S |
| Long Cemetery | 39.22145 | -83.91354 | 39° 13′ 17.21″ N | 83° 54′ 48.74″ W | Cemetery | Ohio | 958 | 248477 | 4345397 | 17S |
| Long Cemetery | 39.26978 | -84.13577 | 39° 16′ 11.20″ N | 84° 08′ 08.77″ W | Cemetery | Ohio | 899 | 747094 | 4350626 | 16S |
| Long Creek | 38.65508 | -82.47377 | 38° 39′ 18.28″ N | 82° 28′ 25.57″ W | Stream | Ohio | 794 | 371763 | 4279531 | 17S |
| Long Fork | 39.04896 | -83.05796 | 39° 02′ 56.25″ N | 83° 03′ 28.65″ W | Stream | Ohio | 548 | 321912 | 4324225 | 17S |
| Long Fork Bear Creek | 38.80396 | -83.1849 | 38° 48′ 14.25″ N | 83° 11′ 05.63″ W | Stream | Ohio | 774 | 310274 | 4297289 | 17S |
| Long Cemetery | 38.99896 | -82.42877 | 38° 59′ 56.25″ N | 82° 25′ 43.57″ W | Cemetery | Ohio | 791 | 376275 | 4317632 | 17S |
| Long Hollow | 39.45923 | -82.5596 | 39° 27′ 33.22″ N | 82° 33′ 34.56″ W | Valley | Ohio | 883 | 365825 | 4368900 | 17S |
| Long Hollow | 39.47507 | -82.1682 | 39° 28′ 30.25″ N | 82° 10′ 05.51″ W | Valley | Ohio | 715 | 399522 | 4370149 | 17S |
| Long Hollow | 38.61369 | -82.59044 | 38° 36′ 49.28″ N | 82° 35′ 25.58″ W | Valley | Ohio | 722 | 361531 | 4275108 | 17S |
| Long Hollow | 38.67202 | -82.63377 | 38° 40′ 19.27″ N | 82° 38′ 01.57″ W | Valley | Ohio | 719 | 357873 | 4281647 | 17S |
| Long Hollow | 39.07452 | -82.02625 | 39° 04′ 28.27″ N | 82° 01′ 34.50″ W | Valley | Ohio | 633 | 411227 | 4325547 | 17S |
| Long Hollow | 38.65508 | -83.15879 | 38° 39′ 18.28″ N | 83° 09′ 31.64″ W | Valley | Ohio | 676 | 312152 | 4280712 | 17S |
| Long Hollow | 38.71952 | -83.23213 | 38° 43′ 10.27″ N | 83° 13′ 55.66″ W | Valley | Ohio | 935 | 305944 | 4288017 | 17S |
| Long Hollow | 38.73091 | -83.1799 | 38° 43′ 51.27″ N | 83° 10′ 47.64″ W | Valley | Ohio | 755 | 310515 | 4289171 | 17S |
| Long Island Beach | 39.18228 | -84.79106 | 39° 10′ 56.20″ N | 84° 47′ 27.81″ W | Beach | Ohio | 495 | 690793 | 4339328 | 16S |
| Long Knob | 39.15173 | -83.0749 | 39° 09′ 06.22″ N | 83° 04′ 29.63″ W | Ridge | Ohio | 1240 | 320707 | 4335664 | 17S |
| Long Landing | 38.76953 | -82.21931 | 38° 46′ 10.30″ N | 82° 13′ 09.51″ W | Place | Ohio | 554 | 394074 | 4291907 | 17S |
| Long Lick Hill | 39.15673 | -83.40075 | 39° 09′ 24.22″ N | 83° 24′ 02.70″ W | Ridge | Ohio | 1302 | 292561 | 4336914 | 17S |
| Long Lick Run | 38.65258 | -83.35269 | 38° 39′ 09.28″ N | 83° 21′ 09.68″ W | Stream | Ohio | 502 | 295271 | 4280850 | 17S |
| Long Hollow | 38.72758 | -83.1149 | 38° 43′ 39.28″ N | 83° 06′ 53.64″ W | Valley | Ohio | 696 | 316157 | 4288669 | 17S |
| Long Reach | 39.49952 | -81.08456 | 39° 29′ 58.27″ N | 81° 05′ 04.41″ W | Channel | Ohio | 607 | 492729 | 4372214 | 17S |
| Long Ridge | 39.69813 | -80.89232 | 39° 41′ 53.26″ N | 80° 53′ 32.35″ W | Ridge | Ohio | 1339 | 509231 | 4394259 | 17S |
| Long Ridge | 39.00646 | -83.08379 | 39° 00′ 23.25″ N | 83° 05′ 01.64″ W | Ridge | Ohio | 883 | 319569 | 4319559 | 17S |
| Long Run | 39.25313 | -82.02959 | 39° 15′ 11.26″ N | 82° 01′ 46.52″ W | Stream | Ohio | 722 | 411163 | 4345372 | 17S |
| Long Run | 39.53535 | -82.07431 | 39° 32′ 07.26″ N | 82° 04′ 27.51″ W | Stream | Ohio | 715 | 407677 | 4376738 | 17S |
| Long Run | 39.47451 | -82.16598 | 39° 28′ 28.23″ N | 82° 09′ 57.52″ W | Stream | Ohio | 719 | 399712 | 4370084 | 17S |
| Long Lick School (historical) | 38.66869 | -83.34713 | 38° 40′ 07.28″ N | 83° 20′ 49.66″ W | School | Ohio | 597 | 295800 | 4282625 | 17S |
| Long Run | 39.93229 | -81.08677 | 39° 55′ 56.24″ N | 81° 05′ 12.37″ W | Stream | Ohio | 938 | 492586 | 4420245 | 17S |
| Long Run | 38.76869 | -82.21876 | 38° 46′ 07.28″ N | 82° 13′ 07.53″ W | Stream | Ohio | 561 | 394120 | 4291813 | 17S |
| Long Run | 39.49534 | -82.68628 | 39° 29′ 43.22″ N | 82° 41′ 10.60″ W | Stream | Ohio | 781 | 355001 | 4373104 | 17S |
| Long Run | 39.89313 | -81.02427 | 39° 53′ 35.26″ N | 81° 01′ 27.37″ W | Stream | Ohio | 938 | 497925 | 4415896 | 17S |
| Long Run | 39.06175 | -81.81263 | 39° 03′ 42.30″ N | 81° 48′ 45.46″ W | Stream | Ohio | 571 | 429693 | 4323943 | 17S |
| Long Run | 39.66007 | -81.18761 | 39° 39′ 36.25″ N | 81° 11′ 15.39″ W | Stream | Ohio | 797 | 483906 | 4390046 | 17S |
| Long Run | 39.03896 | -83.24019 | 39° 02′ 20.25″ N | 83° 14′ 24.68″ W | Stream | Ohio | 719 | 306114 | 4323488 | 17S |
| Long Run | 39.04229 | -83.23296 | 39° 02′ 32.24″ N | 83° 13′ 58.65″ W | Stream | Ohio | 696 | 306749 | 4323842 | 17S |
| Long Run | 39.18702 | -82.30154 | 39° 11′ 13.27″ N | 82° 18′ 05.54″ W | Stream | Ohio | 673 | 387592 | 4338337 | 17S |
| Long Run | 38.85452 | -82.83434 | 38° 51′ 16.27″ N | 82° 50′ 03.62″ W | Stream | Ohio | 676 | 340830 | 4302231 | 17S |
| Long Run | 39.36869 | -81.76097 | 39° 22′ 07.28″ N | 81° 45′ 39.49″ W | Stream | Ohio | 748 | 434449 | 4357967 | 17S |
| Long Run | 39.39424 | -81.36567 | 39° 23′ 39.26″ N | 81° 21′ 56.41″ W | Stream | Ohio | 614 | 468512 | 4360591 | 17S |
| Longbaugh School (historical) | 39.72617 | -82.85129 | 39° 43′ 34.21″ N | 82° 51′ 04.64″ W | School | Ohio | 827 | 341339 | 4399004 | 17S |
| Longfellow School | 39.76506 | -84.20661 | 39° 45′ 54.21″ N | 84° 12′ 23.79″ W | School | Ohio | 761 | 739275 | 4405414 | 16S |
| Longs Retreat Dam | 39.0884 | -83.31658 | 39° 05′ 18.24″ N | 83° 18′ 59.68″ W | Dam | Ohio | 804 | 299641 | 4329141 | 17S |
| Longs Retreat Lake | 39.0884 | -83.31658 | 39° 05′ 18.24″ N | 83° 18′ 59.68″ W | Reservoir | Ohio | 804 | 299641 | 4329141 | 17S |
| Longs Run | 39.30813 | -81.75791 | 39° 18′ 29.26″ N | 81° 45′ 28.47″ W | Stream | Ohio | 653 | 434656 | 4351244 | 17S |
| Long Run Cemetery | 38.82785 | -82.9274 | 38° 49′ 40.25″ N | 82° 55′ 38.64″ W | Cemetery | Ohio | 771 | 332692 | 4299437 | 17S |
| Longstretch Cemetery | 39.0873 | -82.22237 | 39° 05′ 14.27″ N | 82° 13′ 20.53″ W | Cemetery | Ohio | 778 | 394281 | 4327175 | 17S |
| Longstreth | 39.49813 | -82.22015 | 39° 29′ 53.26″ N | 82° 13′ 12.54″ W | Populated Place | Ohio | 722 | 395088 | 4372767 | 17S |
| Longstreth Post Office (historical) | 39.49868 | -82.2207 | 39° 29′ 55.24″ N | 82° 13′ 14.51″ W | Post Office | Ohio | 732 | 395041 | 4372829 | 17S |
| Longview Heights | 39.30257 | -82.0882 | 39° 18′ 09.25″ N | 82° 05′ 17.52″ W | Populated Place | Ohio | 1010 | 406172 | 4350918 | 17S |
| Longview State Hospital | 39.18867 | -84.47494 | 39° 11′ 19.21″ N | 84° 28′ 29.78″ W | Hospital | Ohio | 577 | 718081 | 4340751 | 16S |
| Longvue | 39.42313 | -81.43873 | 39° 25′ 23.26″ N | 81° 26′ 19.42″ W | Section Of Populated Place | Ohio | 725 | 462236 | 4363825 | 17S |
| Lookout Park | 39.41896 | -81.46957 | 39° 25′ 08.25″ N | 81° 28′ 10.45″ W | Park | Ohio | 879 | 459579 | 4363375 | 17S |
| Lookout Point | 39.22395 | -83.15268 | 39° 13′ 26.22″ N | 83° 09′ 09.64″ W | Cliff | Ohio | 879 | 314175 | 4343837 | 17S |
| Lookout Rock | 39.30285 | -82.32321 | 39° 18′ 10.25″ N | 82° 19′ 23.55″ W | Place | Ohio | 745 | 385908 | 4351219 | 17S |
| Point Lookout | 39.27201 | -82.77267 | 39° 16′ 19.23″ N | 82° 46′ 21.61″ W | Mountain | Ohio | 909 | 347085 | 4348460 | 17S |
| Loope School (historical) | 39.61589 | -84.6194 | 39° 36′ 57.20″ N | 84° 37′ 09.83″ W | School | Ohio | 1037 | 704352 | 4387834 | 16S |
| Loos Park | 39.80367 | -84.218 | 39° 48′ 13.21″ N | 84° 13′ 04.80″ W | Park | Ohio | 860 | 738166 | 4409669 | 16S |
| Loper Hollow | 39.32618 | -82.29432 | 39° 19′ 34.24″ N | 82° 17′ 39.55″ W | Valley | Ohio | 719 | 388437 | 4353772 | 17S |
| Longs School (historical) | 39.94674 | -81.33345 | 39° 56′ 48.26″ N | 81° 20′ 00.41″ W | School | Ohio | 1175 | 471514 | 4421899 | 17S |
| Lore City | 39.98479 | -81.45845 | 39° 59′ 05.24″ N | 81° 27′ 30.41″ W | Populated Place | Ohio | 814 | 460858 | 4426169 | 17S |
| Lore City Cemetery | 39.97979 | -81.4529 | 39° 58′ 47.24″ N | 81° 27′ 10.43″ W | Cemetery | Ohio | 915 | 461329 | 4425612 | 17S |
| Lore City Post Office | 39.98479 | -81.45817 | 39° 59′ 05.24″ N | 81° 27′ 29.41″ W | Post Office | Ohio | 814 | 460881 | 4426169 | 17S |
| Losantiville Country Club | 39.18367 | -84.43133 | 39° 11′ 01.21″ N | 84° 25′ 52.78″ W | Resort | Ohio | 764 | 721864 | 4340302 | 16S |
| Losantiville Elementary School | 39.19395 | -84.44994 | 39° 11′ 38.22″ N | 84° 26′ 59.78″ W | School | Ohio | 636 | 720224 | 4341397 | 16S |
| Losantville Triangle | 39.12839 | -84.50217 | 39° 07′ 42.20″ N | 84° 30′ 07.81″ W | Populated Place | Ohio | 817 | 715914 | 4333995 | 16S |
| Lost Bridge | 39.15367 | -84.79495 | 39° 09′ 13.21″ N | 84° 47′ 41.82″ W | Bridge | Ohio | 456 | 690535 | 4336145 | 16S |
| Lost Creek | 39.96422 | -84.15466 | 39° 57′ 51.19″ N | 84° 09′ 16.77″ W | Stream | Ohio | 804 | 743021 | 4427663 | 16S |
| Lost Run | 39.55146 | -82.25848 | 39° 33′ 05.25″ N | 82° 15′ 30.52″ W | Stream | Ohio | 741 | 391875 | 4378731 | 17S |
| Lost Run (historical) | 39.55424 | -82.23182 | 39° 33′ 15.26″ N | 82° 13′ 54.55″ W | Abandoned Populated Place | Ohio | 833 | 394170 | 4379008 | 17S |
| Lottridge | 39.2273 | -81.89736 | 39° 13′ 38.27″ N | 81° 53′ 50.49″ W | Populated Place | Ohio | 738 | 422544 | 4342384 | 17S |
| Lottridge Cemetery | 39.22508 | -81.87541 | 39° 13′ 30.28″ N | 81° 52′ 31.47″ W | Cemetery | Ohio | 755 | 424436 | 4342119 | 17S |
| Lottridge Post Office (historical) | 39.22785 | -81.89708 | 39° 13′ 40.25″ N | 81° 53′ 49.48″ W | Post Office | Ohio | 755 | 422569 | 4342445 | 17S |
| Lotus Cove Trail | 39.38339 | -83.88132 | 39° 23′ 00.20″ N | 83° 52′ 52.75″ W | Trail | Ohio | 978 | 251832 | 4363284 | 17S |
| Lou Berliner Park | 39.93506 | -83.00574 | 39° 56′ 06.21″ N | 83° 00′ 20.66″ W | Park | Ohio | 702 | 328622 | 4422475 | 17S |
| Loucks Cemetery | 38.72953 | -82.25459 | 38° 43′ 46.30″ N | 82° 15′ 16.52″ W | Cemetery | Ohio | 623 | 390948 | 4287509 | 17S |
| Loucks Covered Bridge | 39.82895 | -82.78184 | 39° 49′ 44.21″ N | 82° 46′ 54.62″ W | Bridge | Ohio | 768 | 347519 | 4410291 | 17S |
| Louden | 39.02674 | -83.45269 | 39° 01′ 36.26″ N | 83° 27′ 09.68″ W | Populated Place | Ohio | 791 | 287683 | 4322606 | 17S |
| Loudon Cemetery | 39.02729 | -83.4538 | 39° 01′ 38.24″ N | 83° 27′ 13.68″ W | Cemetery | Ohio | 774 | 287589 | 4322670 | 17S |
| Loudon School (historical) | 38.82063 | -83.94021 | 38° 49′ 14.26″ N | 83° 56′ 24.75″ W | School | Ohio | 892 | 244736 | 4300979 | 17S |
| Louis Hollow | 39.17479 | -82.67656 | 39° 10′ 29.24″ N | 82° 40′ 35.61″ W | Valley | Ohio | 676 | 355177 | 4337512 | 17S |
| Louisa Wright Elementary School | 39.42367 | -84.20383 | 39° 25′ 25.21″ N | 84° 12′ 13.78″ W | School | Ohio | 751 | 740693 | 4367524 | 16S |
| Miami Chapel Elementary Structured Traditional School | 39.73728 | -84.2255 | 39° 44′ 14.20″ N | 84° 13′ 31.79″ W | School | Ohio | 738 | 737752 | 4402280 | 16S |
| Louisville | 38.99285 | -83.46436 | 38° 59′ 34.25″ N | 83° 27′ 51.69″ W | Populated Place | Ohio | 915 | 286571 | 4318872 | 17S |
| Louisville Cemetery | 38.99174 | -83.46269 | 38° 59′ 30.26″ N | 83° 27′ 45.68″ W | Cemetery | Ohio | 928 | 286712 | 4318745 | 17S |
| Lousy Run | 38.73341 | -83.03212 | 38° 44′ 00.27″ N | 83° 01′ 55.63″ W | Stream | Ohio | 502 | 323368 | 4289153 | 17S |
| Lost Fork | 39.08007 | -83.55186 | 39° 04′ 48.25″ N | 83° 33′ 06.69″ W | Stream | Ohio | 833 | 279264 | 4328762 | 17S |
| Love Run | 39.55506 | -83.78909 | 39° 33′ 18.21″ N | 83° 47′ 20.72″ W | Stream | Ohio | 1004 | 260368 | 4382090 | 17S |
| Lovejoy Cemetery | 38.78813 | -83.53325 | 38° 47′ 17.26″ N | 83° 31′ 59.69″ W | Cemetery | Ohio | 948 | 279973 | 4296313 | 17S |
| Lovel Cemetery | 39.46924 | -81.93153 | 39° 28′ 09.26″ N | 81° 55′ 53.50″ W | Cemetery | Ohio | 705 | 419871 | 4369264 | 17S |
| Loveland | 39.26895 | -84.26383 | 39° 16′ 08.21″ N | 84° 15′ 49.78″ W | Populated Place | Ohio | 604 | 736048 | 4350191 | 16S |
| Loveland Middle School | 39.26367 | -84.27105 | 39° 15′ 49.21″ N | 84° 16′ 15.78″ W | School | Ohio | 604 | 735442 | 4349587 | 16S |
| Loveland Park | 39.29978 | -84.26327 | 39° 17′ 59.20″ N | 84° 15′ 47.77″ W | Populated Place | Ohio | 738 | 735992 | 4353615 | 16S |
| Loveland Post Office | 39.2695 | -84.26383 | 39° 16′ 10.20″ N | 84° 15′ 49.78″ W | Post Office | Ohio | 604 | 736046 | 4350253 | 16S |
| Loveland Primary School | 39.26506 | -84.2566 | 39° 15′ 54.21″ N | 84° 15′ 23.76″ W | School | Ohio | 686 | 736685 | 4349779 | 16S |
| Loveland Shopping Center | 39.26617 | -84.26771 | 39° 15′ 58.21″ N | 84° 16′ 03.75″ W | Mall | Ohio | 597 | 735722 | 4349873 | 16S |
| City of Loveland | 39.26785 | -84.27295 | 39° 16′ 04.26″ N | 84° 16′ 22.61″ W | Third-Order Administrative Division | Ohio | 705 | 735264 | 4350046 | 16S |
| Hurst Middle School | 39.26284 | -84.28466 | 39° 15′ 46.22″ N | 84° 17′ 04.77″ W | School | Ohio | 738 | 734271 | 4349459 | 16S |
| Loveland-Miami Elementary School | 39.26367 | -84.27077 | 39° 15′ 49.21″ N | 84° 16′ 14.77″ W | School | Ohio | 604 | 735467 | 4349587 | 16S |
| Lovell | 39.60285 | -81.81486 | 39° 36′ 10.25″ N | 81° 48′ 53.49″ W | Populated Place | Ohio | 676 | 430042 | 4383996 | 17S |
| Low Gap | 39.75202 | -81.42845 | 39° 45′ 07.27″ N | 81° 25′ 42.41″ W | Gap | Ohio | 1122 | 463295 | 4400322 | 17S |
| Low Gap | 38.61702 | -82.77183 | 38° 37′ 01.27″ N | 82° 46′ 18.58″ W | Gap | Ohio | 830 | 345744 | 4275767 | 17S |
| Low Gap | 39.34173 | -82.54544 | 39° 20′ 30.22″ N | 82° 32′ 43.58″ W | Gap | Ohio | 1001 | 366820 | 4355838 | 17S |
| Low Gap Cemetery | 39.60757 | -81.15928 | 39° 36′ 27.25″ N | 81° 09′ 33.40″ W | Cemetery | Ohio | 771 | 486326 | 4384214 | 17S |
| Lowe Middleport Landing | 38.99202 | -82.05681 | 38° 59′ 31.27″ N | 82° 03′ 24.51″ W | Place | Ohio | 541 | 408477 | 4316422 | 17S |
| Lowell | 39.5298 | -81.50623 | 39° 31′ 47.28″ N | 81° 30′ 22.42″ W | Populated Place | Ohio | 633 | 456493 | 4375694 | 17S |
| Lowell Elementary School | 39.53146 | -81.50818 | 39° 31′ 53.25″ N | 81° 30′ 29.44″ W | School | Ohio | 630 | 456326 | 4375879 | 17S |
| Lowell Station (historical) | 39.52368 | -81.5104 | 39° 31′ 25.24″ N | 81° 30′ 37.44″ W | Place | Ohio | 650 | 456131 | 4375016 | 17S |
| Lower Bear Creek School (historical) | 38.92479 | -83.04934 | 38° 55′ 29.24″ N | 83° 02′ 57.62″ W | School | Ohio | 620 | 322348 | 4310427 | 17S |
| Lower Brush Creek School (historical) | 38.97396 | -83.61492 | 38° 58′ 26.25″ N | 83° 36′ 53.71″ W | School | Ohio | 833 | 273469 | 4317139 | 17S |
| Lower Churn Creek School (historical) | 38.74896 | -83.31713 | 38° 44′ 56.25″ N | 83° 19′ 01.66″ W | School | Ohio | 725 | 298636 | 4291468 | 17S |
| Lower Glade Cemetery | 39.88173 | -83.35103 | 39° 52′ 54.22″ N | 83° 21′ 03.70″ W | Cemetery | Ohio | 961 | 298960 | 4417276 | 17S |
| Lower Hickory Hills Lake | 39.16591 | -81.85996 | 39° 09′ 57.27″ N | 81° 51′ 35.85″ W | Reservoir | Ohio | 659 | 425708 | 4335540 | 17S |
| Lower Hickory Hills Lake Dam | 39.16674 | -81.86319 | 39° 10′ 00.26″ N | 81° 51′ 47.48″ W | Dam | Ohio | 702 | 425430 | 4335634 | 17S |
| Lower Lick | 38.72202 | -83.08768 | 38° 43′ 19.27″ N | 83° 05′ 15.64″ W | Stream | Ohio | 682 | 318510 | 4287998 | 17S |
| Lower Mad Run | 39.53339 | -84.18577 | 39° 32′ 00.20″ N | 84° 11′ 08.77″ W | Stream | Ohio | 797 | 741867 | 4379752 | 16S |
| Lower McCarley Cemetery | 38.96341 | -82.3296 | 38° 57′ 48.27″ N | 82° 19′ 46.55″ W | Cemetery | Ohio | 712 | 384806 | 4313556 | 17S |
| Lower Newport | 39.35202 | -81.34512 | 39° 21′ 07.27″ N | 81° 20′ 42.43″ W | Populated Place | Ohio | 617 | 470264 | 4355898 | 17S |
| Lower Newport Cemetery | 39.35646 | -81.34262 | 39° 21′ 23.25″ N | 81° 20′ 33.43″ W | Cemetery | Ohio | 630 | 470481 | 4356390 | 17S |
| Lower Picnic Area | 39.78395 | -83.86437 | 39° 47′ 02.21″ N | 83° 51′ 51.73″ W | Place | Ohio | 932 | 254710 | 4407703 | 17S |
| Lower Price Hill | 39.10534 | -84.55161 | 39° 06′ 19.22″ N | 84° 33′ 05.79″ W | Section Of Populated Place | Ohio | 522 | 711708 | 4331320 | 16S |
| Lower Reservoir Bottom Ash Dam | 39.58507 | -81.68985 | 39° 35′ 06.25″ N | 81° 41′ 23.46″ W | Dam | Ohio | 699 | 440759 | 4381932 | 17S |
| Lower Reservoir Bottom Ash Impoundment | 39.58567 | -81.68916 | 39° 35′ 08.41″ N | 81° 41′ 20.97″ W | Reservoir | Ohio | 722 | 440819 | 4381999 | 17S |
| Lower Salem | 39.56118 | -81.39651 | 39° 33′ 40.24″ N | 81° 23′ 47.43″ W | Populated Place | Ohio | 646 | 465938 | 4379129 | 17S |
| Lower Salem Cemetery | 39.54757 | -81.39651 | 39° 32′ 51.25″ N | 81° 23′ 47.43″ W | Cemetery | Ohio | 889 | 465931 | 4377618 | 17S |
| Lower Scioto Park | 39.94562 | -83.00574 | 39° 56′ 44.23″ N | 83° 00′ 20.66″ W | Park | Ohio | 719 | 328648 | 4423647 | 17S |
| Lower Shaw Hollow | 38.73008 | -83.16101 | 38° 43′ 48.28″ N | 83° 09′ 39.63″ W | Valley | Ohio | 696 | 312155 | 4289040 | 17S |
| Lower Miami Cemetery | 39.71117 | -84.27744 | 39° 42′ 40.21″ N | 84° 16′ 38.78″ W | Cemetery | Ohio | 827 | 733389 | 4399245 | 16S |
| Lower Sister Creek | 38.6998 | -83.49908 | 38° 41′ 59.28″ N | 83° 29′ 56.68″ W | Stream | Ohio | 528 | 282673 | 4286428 | 17S |
| Lower Twin Creek | 39.27895 | -83.15018 | 39° 16′ 44.22″ N | 83° 09′ 00.64″ W | Stream | Ohio | 669 | 314536 | 4349936 | 17S |
| Lower Twin Creek | 38.6273 | -83.25296 | 38° 37′ 38.27″ N | 83° 15′ 10.65″ W | Stream | Ohio | 515 | 303881 | 4277826 | 17S |
| Lower Twin Creek School (historical) | 38.6748 | -83.30324 | 38° 40′ 29.27″ N | 83° 18′ 11.66″ W | School | Ohio | 728 | 299636 | 4283207 | 17S |
| Lower Woodsfield Reservoir Dam | 39.79007 | -81.11483 | 39° 47′ 24.25″ N | 81° 06′ 53.38″ W | Dam | Ohio | 1037 | 490168 | 4404463 | 17S |
| Lowers School (historical) | 39.63005 | -84.68662 | 39° 37′ 48.17″ N | 84° 41′ 11.83″ W | School | Ohio | 1001 | 698541 | 4389254 | 16S |
| Lowes Cemetery | 39.62616 | -84.68829 | 39° 37′ 34.17″ N | 84° 41′ 17.84″ W | Cemetery | Ohio | 1004 | 698408 | 4388819 | 16S |
| Lowman School (historical) | 39.08924 | -83.3313 | 39° 05′ 21.26″ N | 83° 19′ 52.67″ W | School | Ohio | 781 | 298370 | 4329266 | 17S |
| Lowry Knob | 39.21979 | -83.01268 | 39° 13′ 11.24″ N | 83° 00′ 45.64″ W | Mountain | Ohio | 1024 | 326251 | 4343097 | 17S |
| Lowry Run | 39.79533 | -84.60995 | 39° 47′ 43.18″ N | 84° 36′ 35.81″ W | Stream | Ohio | 1007 | 704632 | 4407773 | 16S |
| Lower Woodsfield Reservoir | 39.79052 | -81.11727 | 39° 47′ 25.87″ N | 81° 07′ 02.17″ W | Reservoir | Ohio | 1063 | 489959 | 4404513 | 17S |
| Loy Gymnasium | 39.9559 | -82.93935 | 39° 57′ 21.23″ N | 82° 56′ 21.66″ W | Building | Ohio | 787 | 334345 | 4424663 | 17S |
| Loy Park | 39.71617 | -84.17661 | 39° 42′ 58.21″ N | 84° 10′ 35.79″ W | Park | Ohio | 961 | 742016 | 4400067 | 16S |
| Loys Run | 39.01063 | -83.06296 | 39° 00′ 38.26″ N | 83° 03′ 46.65″ W | Stream | Ohio | 545 | 321383 | 4319980 | 17S |
| Luburgh Lake | 39.99273 | -81.63553 | 39° 59′ 33.82″ N | 81° 38′ 07.90″ W | Reservoir | Ohio | 863 | 445745 | 4427143 | 17S |
| Luburgh Lake Dam | 39.99674 | -81.63818 | 39° 59′ 48.26″ N | 81° 38′ 17.44″ W | Dam | Ohio | 837 | 445522 | 4427590 | 17S |
| Lucas Cemetery | 39.06229 | -82.96962 | 39° 03′ 44.24″ N | 82° 58′ 10.63″ W | Cemetery | Ohio | 650 | 329589 | 4325535 | 17S |
| Lucas Run | 39.49424 | -81.72124 | 39° 29′ 39.26″ N | 81° 43′ 16.46″ W | Stream | Ohio | 663 | 437983 | 4371873 | 17S |
| Lowvy Cemetery | 38.81369 | -82.32765 | 38° 48′ 49.28″ N | 82° 19′ 39.54″ W | Cemetery | Ohio | 640 | 384733 | 4296939 | 17S |
| Lucasburg | 39.95452 | -81.56929 | 39° 57′ 16.27″ N | 81° 34′ 09.44″ W | Populated Place | Ohio | 853 | 451373 | 4422864 | 17S |
| Lucasburg Post Office (historical) | 39.95424 | -81.56929 | 39° 57′ 15.26″ N | 81° 34′ 09.44″ W | Post Office | Ohio | 853 | 451373 | 4422833 | 17S |
| Lucasville | 38.87952 | -82.99684 | 38° 52′ 46.27″ N | 82° 59′ 48.62″ W | Populated Place | Ohio | 554 | 326789 | 4305301 | 17S |
| Lucasville Post Office | 38.87924 | -82.99712 | 38° 52′ 45.26″ N | 82° 59′ 49.63″ W | Post Office | Ohio | 554 | 326764 | 4305271 | 17S |
| Lucinda Cook Laboratory School | 39.71478 | -83.87437 | 39° 42′ 53.20″ N | 83° 52′ 27.73″ W | School | Ohio | 1014 | 253607 | 4400052 | 17S |
| Luck Run | 39.61563 | -81.70013 | 39° 36′ 56.26″ N | 81° 42′ 00.46″ W | Stream | Ohio | 735 | 439903 | 4385331 | 17S |
| Luckett Cemetery | 38.9248 | -82.99295 | 38° 55′ 29.27″ N | 82° 59′ 34.61″ W | Cemetery | Ohio | 774 | 327237 | 4310319 | 17S |
| Luckett Hollow | 38.91952 | -82.98601 | 38° 55′ 10.27″ N | 82° 59′ 09.63″ W | Valley | Ohio | 643 | 327825 | 4309720 | 17S |
| Lucas School (historical) | 39.13368 | -82.64489 | 39° 08′ 01.24″ N | 82° 38′ 41.60″ W | School | Ohio | 745 | 357830 | 4332899 | 17S |
| Lucy Run Cemetery | 39.04284 | -84.19244 | 39° 02′ 34.22″ N | 84° 11′ 32.78″ W | Cemetery | Ohio | 787 | 742985 | 4325282 | 16S |
| Lucy Run School (historical) | 39.04229 | -84.19577 | 39° 02′ 32.24″ N | 84° 11′ 44.77″ W | School | Ohio | 791 | 742698 | 4325212 | 16S |
| Ludington | 39.59368 | -82.16042 | 39° 35′ 37.24″ N | 82° 09′ 37.51″ W | Populated Place | Ohio | 784 | 400361 | 4383304 | 17S |
| Ludlow | 39.58813 | -81.65124 | 39° 35′ 17.26″ N | 81° 39′ 04.46″ W | Populated Place | Ohio | 646 | 444077 | 4382247 | 17S |
| Ludlow Catholic Cemetery | 39.52369 | -81.18095 | 39° 31′ 25.28″ N | 81° 10′ 51.41″ W | Cemetery | Ohio | 1079 | 484447 | 4374909 | 17S |
| Ludlow Cemetery | 39.987 | -84.41189 | 39° 59′ 13.20″ N | 84° 24′ 42.80″ W | Cemetery | Ohio | 994 | 720975 | 4429522 | 16S |
| Ludlow Creek | 39.71228 | -83.97382 | 39° 42′ 44.20″ N | 83° 58′ 25.75″ W | Stream | Ohio | 814 | 245072 | 4400053 | 17S |
| Lucy Run | 39.06062 | -84.17938 | 39° 03′ 38.23″ N | 84° 10′ 45.76″ W | Stream | Ohio | 600 | 744054 | 4327290 | 16S |
| Ludlow Falls | 39.99811 | -84.33884 | 39° 59′ 53.19″ N | 84° 20′ 19.82″ W | Populated Place | Ohio | 906 | 727176 | 4430939 | 16S |
| Ludlow Falls Post Office | 39.99866 | -84.33884 | 39° 59′ 55.17″ N | 84° 20′ 19.82″ W | Post Office | Ohio | 906 | 727174 | 4431000 | 16S |
| Ludlow High School (historical) | 39.55952 | -81.19928 | 39° 33′ 34.27″ N | 81° 11′ 57.40″ W | School | Ohio | 784 | 482880 | 4378889 | 17S |
| Ludlow Monument | 39.16145 | -84.5355 | 39° 09′ 41.22″ N | 84° 32′ 07.79″ W | Park | Ohio | 509 | 712932 | 4337586 | 16S |
| Township of Ludlow | 39.54825 | -81.19538 | 39° 32′ 53.70″ N | 81° 11′ 43.36″ W | Third-Order Administrative Division | Ohio | 833 | 483213 | 4377637 | 17S |
| Ludolph Ridge | 39.57785 | -81.00955 | 39° 34′ 40.25″ N | 81° 00′ 34.38″ W | Ridge | Ohio | 1001 | 499179 | 4380904 | 17S |
| Ludwig Cemetery | 39.57256 | -82.92046 | 39° 34′ 21.21″ N | 82° 55′ 13.65″ W | Cemetery | Ohio | 712 | 335046 | 4382078 | 17S |
| Ludwig Cemetery | 39.49924 | -81.34623 | 39° 29′ 57.26″ N | 81° 20′ 46.42″ W | Cemetery | Ohio | 1043 | 470231 | 4372237 | 17S |
| Ludwig School (historical) | 39.56451 | -82.90962 | 39° 33′ 52.23″ N | 82° 54′ 34.63″ W | School | Ohio | 712 | 335958 | 4381165 | 17S |
| Luhrig | 39.33341 | -82.1832 | 39° 20′ 00.27″ N | 82° 10′ 59.51″ W | Populated Place | Ohio | 686 | 398025 | 4354443 | 17S |
| Luhrig Post Office (historical) | 39.33341 | -82.1832 | 39° 20′ 00.27″ N | 82° 10′ 59.51″ W | Post Office | Ohio | 686 | 398025 | 4354443 | 17S |
| Luke Chute | 39.53813 | -81.71958 | 39° 32′ 17.26″ N | 81° 43′ 10.48″ W | Populated Place | Ohio | 771 | 438164 | 4376743 | 17S |
| Lukens Cemetery | 39.49923 | -84.0266 | 39° 29′ 57.22″ N | 84° 01′ 35.76″ W | Cemetery | Ohio | 883 | 755674 | 4376400 | 16S |
| Lumberton | 39.55701 | -83.84882 | 39° 33′ 25.23″ N | 83° 50′ 55.75″ W | Populated Place | Ohio | 1010 | 255242 | 4382468 | 17S |
| Lumberton Airport | 39.55685 | -83.85264 | 39° 33′ 24.65″ N | 83° 51′ 09.50″ W | Airport | Ohio | 1007 | 254913 | 4382461 | 17S |
| Lumberton Post Office (historical) | 39.55701 | -83.84854 | 39° 33′ 25.23″ N | 83° 50′ 54.74″ W | Post Office | Ohio | 1010 | 255266 | 4382467 | 17S |
| Lunbeck Cemetery | 39.29534 | -83.38575 | 39° 17′ 43.22″ N | 83° 23′ 08.70″ W | Cemetery | Ohio | 879 | 294263 | 4352265 | 17S |
| Luray | 39.57701 | -83.51464 | 39° 34′ 37.23″ N | 83° 30′ 52.70″ W | Populated Place | Ohio | 1020 | 284019 | 4383831 | 17S |
| Luray | 39.95784 | -82.53155 | 39° 57′ 28.22″ N | 82° 31′ 53.57″ W | Populated Place | Ohio | 919 | 369184 | 4424200 | 17S |
| Luray Cemetery | 39.96534 | -82.53266 | 39° 57′ 55.22″ N | 82° 31′ 57.57″ W | Cemetery | Ohio | 974 | 369103 | 4425034 | 17S |
| Luray Post Office (historical) | 39.9584 | -82.53183 | 39° 57′ 30.23″ N | 82° 31′ 54.58″ W | Post Office | Ohio | 919 | 369161 | 4424263 | 17S |
| Lute Cemetery | 38.86035 | -83.0899 | 38° 51′ 37.25″ N | 83° 05′ 23.64″ W | Cemetery | Ohio | 810 | 318668 | 4303355 | 17S |
| Lutheran Cemetery | 39.8084 | -82.30487 | 39° 48′ 30.23″ N | 82° 18′ 17.53″ W | Cemetery | Ohio | 1073 | 388304 | 4407306 | 17S |
| Lutheran Cemetery | 39.66479 | -82.86212 | 39° 39′ 53.24″ N | 82° 51′ 43.63″ W | Cemetery | Ohio | 984 | 340270 | 4392210 | 17S |
| Lutheran Cemetery | 39.57396 | -81.41595 | 39° 34′ 26.25″ N | 81° 24′ 57.41″ W | Cemetery | Ohio | 863 | 464274 | 4380555 | 17S |
| Lutheran Reformed Cemetery | 39.89534 | -82.42488 | 39° 53′ 43.22″ N | 82° 25′ 29.56″ W | Cemetery | Ohio | 971 | 378184 | 4417112 | 17S |
| Lutrell Post Office (historical) | 39.58478 | -83.64992 | 39° 35′ 05.20″ N | 83° 38′ 59.71″ W | Post Office | Ohio | 1053 | 272424 | 4385028 | 17S |
| Luttleton (historical) | 39.16701 | -83.78881 | 39° 10′ 01.23″ N | 83° 47′ 19.71″ W | Abandoned Populated Place | Ohio | 1007 | 259061 | 4339015 | 17S |
| Luttrell | 39.58478 | -83.64964 | 39° 35′ 05.20″ N | 83° 38′ 58.70″ W | Populated Place | Ohio | 1053 | 272448 | 4385027 | 17S |
| Luttrell Cemetery | 39.4109 | -83.60325 | 39° 24′ 39.23″ N | 83° 36′ 11.70″ W | Cemetery | Ohio | 1096 | 275874 | 4365609 | 17S |
| Luttrell School (historical) | 39.58506 | -83.65048 | 39° 35′ 06.21″ N | 83° 39′ 01.72″ W | School | Ohio | 1053 | 272376 | 4385060 | 17S |
| Lutz Cemetery | 39.50062 | -83.19158 | 39° 30′ 02.23″ N | 83° 11′ 29.68″ W | Cemetery | Ohio | 820 | 311562 | 4374626 | 17S |
| Lutz School (historical) | 39.54451 | -82.82573 | 39° 32′ 40.23″ N | 82° 49′ 32.62″ W | School | Ohio | 863 | 343120 | 4378795 | 17S |
| Lynam Hall | 39.99284 | -82.9424 | 39° 59′ 34.22″ N | 82° 56′ 32.64″ W | Building | Ohio | 801 | 334174 | 4428769 | 17S |
| Lynch Church Cemetery | 39.4498 | -81.40262 | 39° 26′ 59.28″ N | 81° 24′ 09.43″ W | Cemetery | Ohio | 768 | 465358 | 4366770 | 17S |
| Lynchburg | 39.24173 | -83.79131 | 39° 14′ 30.22″ N | 83° 47′ 28.71″ W | Populated Place | Ohio | 1004 | 259100 | 4347315 | 17S |
| Lynchburg Bridge | 39.24506 | -83.79437 | 39° 14′ 42.21″ N | 83° 47′ 39.73″ W | Bridge | Ohio | 994 | 258848 | 4347693 | 17S |
| Lynchburg Post Office | 39.24173 | -83.79159 | 39° 14′ 30.22″ N | 83° 47′ 29.72″ W | Post Office | Ohio | 1004 | 259076 | 4347316 | 17S |
| Lynchburg-Clay Elementary School | 39.24367 | -83.78909 | 39° 14′ 37.21″ N | 83° 47′ 20.72″ W | School | Ohio | 1020 | 259299 | 4347525 | 17S |
| Lynchburg-Clay High School | 39.24812 | -83.79215 | 39° 14′ 53.23″ N | 83° 47′ 31.74″ W | School | Ohio | 991 | 259050 | 4348027 | 17S |
| Lyndon | 39.35256 | -83.31214 | 39° 21′ 09.21″ N | 83° 18′ 43.70″ W | Populated Place | Ohio | 902 | 300774 | 4358451 | 17S |
| Lyndon Cemetery | 39.18508 | -81.77513 | 39° 11′ 06.28″ N | 81° 46′ 30.46″ W | Cemetery | Ohio | 856 | 433054 | 4337601 | 17S |
| Lyndon Post Office | 39.35284 | -83.31241 | 39° 21′ 10.22″ N | 83° 18′ 44.67″ W | Post Office | Ohio | 902 | 300751 | 4358483 | 17S |
| Lynnview | 39.23617 | -84.55689 | 39° 14′ 10.21″ N | 84° 33′ 24.80″ W | Populated Place | Ohio | 820 | 710861 | 4345829 | 16S |
| Lynx | 38.77313 | -83.41297 | 38° 46′ 23.26″ N | 83° 24′ 46.69″ W | Populated Place | Ohio | 823 | 290377 | 4294366 | 17S |
| Lynx Post Office | 38.77313 | -83.4063 | 38° 46′ 23.26″ N | 83° 24′ 22.68″ W | Post Office | Ohio | 794 | 290957 | 4294350 | 17S |
| Lyon Ridge | 38.80201 | -83.93298 | 38° 48′ 07.23″ N | 83° 55′ 58.72″ W | Ridge | Ohio | 833 | 245297 | 4298892 | 17S |
| Lyon Run | 38.81118 | -83.92993 | 38° 48′ 40.24″ N | 83° 55′ 47.74″ W | Stream | Ohio | 778 | 245595 | 4299902 | 17S |
| Lyon School (historical) | 39.83174 | -81.78985 | 39° 49′ 54.26″ N | 81° 47′ 23.46″ W | School | Ohio | 1030 | 432413 | 4409380 | 17S |
| Lyons Corporate Center | 39.23895 | -84.39161 | 39° 14′ 20.22″ N | 84° 23′ 29.79″ W | Place | Ohio | 879 | 725119 | 4346536 | 16S |
| Lyonsdale (historical) | 39.73285 | -82.13737 | 39° 43′ 58.25″ N | 82° 08′ 14.53″ W | Abandoned Populated Place | Ohio | 889 | 402535 | 4398725 | 17S |
| Lyonsdale Post Office (historical) | 39.7334 | -82.13737 | 39° 44′ 00.24″ N | 82° 08′ 14.53″ W | Post Office | Ohio | 889 | 402536 | 4398786 | 17S |
| Lyra | 38.73841 | -82.73767 | 38° 44′ 18.27″ N | 82° 44′ 15.61″ W | Populated Place | Ohio | 676 | 348974 | 4289181 | 17S |
| Lyra Post Office (historical) | 38.73897 | -82.73739 | 38° 44′ 20.29″ N | 82° 44′ 14.60″ W | Post Office | Ohio | 627 | 349000 | 4289243 | 17S |
| Lysander | 39.28507 | -82.0457 | 39° 17′ 06.25″ N | 82° 02′ 44.51″ W | Populated Place | Ohio | 797 | 409814 | 4348933 | 17S |
| Lysander Post Office (historical) | 39.2848 | -82.0457 | 39° 17′ 05.27″ N | 82° 02′ 44.51″ W | Post Office | Ohio | 797 | 409814 | 4348903 | 17S |
| Lytle | 39.56089 | -84.13494 | 39° 33′ 39.20″ N | 84° 08′ 05.78″ W | Populated Place | Ohio | 1030 | 746139 | 4382943 | 16S |
| Lytle Cemetery | 39.56034 | -84.12994 | 39° 33′ 37.22″ N | 84° 07′ 47.78″ W | Cemetery | Ohio | 1010 | 746571 | 4382896 | 16S |
| Lytle Creek | 39.42506 | -83.95049 | 39° 25′ 30.21″ N | 83° 57′ 01.76″ W | Stream | Ohio | 843 | 246025 | 4368102 | 17S |
| Ludlow Elementary School (historical) | 39.55952 | -81.19928 | 39° 33′ 34.27″ N | 81° 11′ 57.40″ W | School | Ohio | 784 | 482880 | 4378889 | 17S |
| Lytle Park | 39.16784 | -84.50439 | 39° 10′ 04.22″ N | 84° 30′ 15.80″ W | Park | Ohio | 531 | 715601 | 4338368 | 16S |
| Lytle Park | 39.102 | -84.50494 | 39° 06′ 07.19″ N | 84° 30′ 17.78″ W | Park | Ohio | 614 | 715755 | 4331059 | 16S |
| Lytle Park Historic District | 39.10117 | -84.50466 | 39° 06′ 04.21″ N | 84° 30′ 16.77″ W | Park | Ohio | 548 | 715781 | 4330968 | 16S |
| Lytles Creek Cemetery | 39.44089 | -83.89215 | 39° 26′ 27.20″ N | 83° 53′ 31.74″ W | Cemetery | Ohio | 1043 | 251104 | 4369697 | 17S |
| Lytlesburg Cemetery | 39.77979 | -81.74652 | 39° 46′ 47.24″ N | 81° 44′ 47.47″ W | Cemetery | Ohio | 1129 | 436072 | 4403583 | 17S |
| Miami Valley Career Technology Center Airport | 39.84597 | -84.32567 | 39° 50′ 45.49″ N | 84° 19′ 32.41″ W | Airport | Ohio | 935 | 728807 | 4414084 | 16S |
| M L King Junior Park | 39.15117 | -84.4855 | 39° 09′ 04.21″ N | 84° 29′ 07.80″ W | Park | Ohio | 725 | 717285 | 4336563 | 16S |
| M P W Heliport | 39.95451 | -82.52738 | 39° 57′ 16.23″ N | 82° 31′ 38.56″ W | Heliport | Ohio | 909 | 369534 | 4423825 | 17S |
| Mabee Cemetery | 38.91007 | -82.73878 | 38° 54′ 36.25″ N | 82° 44′ 19.60″ W | Cemetery | Ohio | 669 | 349240 | 4308234 | 17S |
| Mabee Corner | 38.90285 | -82.721 | 38° 54′ 10.26″ N | 82° 43′ 15.60″ W | Populated Place | Ohio | 633 | 350767 | 4307403 | 17S |
| Mabert Hollow | 38.74174 | -82.96545 | 38° 44′ 30.26″ N | 82° 57′ 55.62″ W | Valley | Ohio | 564 | 329183 | 4289951 | 17S |
| MacCracken Hall | 39.50394 | -84.73468 | 39° 30′ 14.18″ N | 84° 44′ 04.84″ W | Building | Ohio | 902 | 694768 | 4375151 | 16S |
| MacMillan Hall | 39.507 | -84.73412 | 39° 30′ 25.19″ N | 84° 44′ 02.83″ W | Building | Ohio | 896 | 694808 | 4375492 | 16S |
| Mace Cemetery | 39.16535 | -82.32904 | 39° 09′ 55.25″ N | 82° 19′ 44.54″ W | Cemetery | Ohio | 771 | 385182 | 4335967 | 17S |
| Mace Hollow | 39.3709 | -82.72878 | 39° 22′ 15.23″ N | 82° 43′ 43.60″ W | Valley | Ohio | 722 | 351082 | 4359362 | 17S |
| Macedonia | 39.34867 | -84.79579 | 39° 20′ 55.21″ N | 84° 47′ 44.84″ W | Populated Place | Ohio | 876 | 689935 | 4357787 | 16S |
| Macedonia Cemetery | 39.34894 | -84.79634 | 39° 20′ 56.18″ N | 84° 47′ 46.82″ W | Cemetery | Ohio | 876 | 689887 | 4357815 | 16S |
| Macedonia Cemetery | 38.73119 | -82.28932 | 38° 43′ 52.28″ N | 82° 17′ 21.55″ W | Cemetery | Ohio | 709 | 387932 | 4287736 | 17S |
| Macedonia Cemetery | 38.73147 | -82.57738 | 38° 43′ 53.29″ N | 82° 34′ 38.56″ W | Cemetery | Ohio | 932 | 362893 | 4288159 | 17S |
| Macedonia Cemetery | 38.44147 | -82.52432 | 38° 26′ 29.29″ N | 82° 31′ 27.55″ W | Cemetery | Ohio | 866 | 366971 | 4255899 | 17S |
| Macedonia School | 38.43842 | -82.52849 | 38° 26′ 18.31″ N | 82° 31′ 42.56″ W | School | Ohio | 915 | 366601 | 4255566 | 17S |
| Macedonia School (historical) | 38.98618 | -84.09966 | 38° 59′ 10.24″ N | 84° 05′ 58.77″ W | School | Ohio | 853 | 751216 | 4319245 | 16S |
| Mack | 39.15811 | -84.64967 | 39° 09′ 29.19″ N | 84° 38′ 58.81″ W | Populated Place | Ohio | 906 | 703077 | 4336953 | 16S |
| Mack Hall | 39.9959 | -83.01435 | 39° 59′ 45.23″ N | 83° 00′ 51.65″ W | Building | Ohio | 761 | 328039 | 4429245 | 17S |
| Mack Post Office (historical) | 39.15839 | -84.64995 | 39° 09′ 30.20″ N | 84° 38′ 59.82″ W | Post Office | Ohio | 906 | 703052 | 4336983 | 16S |
| Mackenzie Run | 38.71896 | -83.45019 | 38° 43′ 08.25″ N | 83° 27′ 00.68″ W | Stream | Ohio | 502 | 286982 | 4288439 | 17S |
| Mackletree Tree | 38.7273 | -83.17685 | 38° 43′ 38.27″ N | 83° 10′ 36.66″ W | Stream | Ohio | 696 | 310771 | 4288764 | 17S |
| Mackinnon Hall | 39.32424 | -82.09487 | 39° 19′ 27.26″ N | 82° 05′ 41.53″ W | Building | Ohio | 636 | 405626 | 4353330 | 17S |
| Mackley Run | 38.88646 | -82.60711 | 38° 53′ 11.25″ N | 82° 36′ 25.59″ W | Stream | Ohio | 689 | 360611 | 4305404 | 17S |
| Mackley Cemetery | 38.88924 | -82.58905 | 38° 53′ 21.26″ N | 82° 35′ 20.58″ W | Cemetery | Ohio | 817 | 362183 | 4305685 | 17S |
| Macksburg Cemetery | 39.63896 | -81.45623 | 39° 38′ 20.25″ N | 81° 27′ 22.42″ W | Cemetery | Ohio | 932 | 460851 | 4387785 | 17S |
| Macksburg Elementary School (historical) | 39.63146 | -81.45429 | 39° 37′ 53.25″ N | 81° 27′ 15.44″ W | School | Ohio | 689 | 461014 | 4386952 | 17S |
| Macon | 38.96507 | -83.72826 | 38° 57′ 54.25″ N | 83° 43′ 41.73″ W | Populated Place | Ohio | 1076 | 263620 | 4316440 | 17S |
| Macon Post Office | 38.96535 | -83.7277 | 38° 57′ 55.26″ N | 83° 43′ 39.71″ W | Post Office | Ohio | 1076 | 263669 | 4316470 | 17S |
| Mad River | 39.89589 | -83.92493 | 39° 53′ 45.20″ N | 83° 55′ 29.74″ W | Populated Place | Ohio | 873 | 249930 | 4420298 | 17S |
| Mad River | 39.76645 | -84.18688 | 39° 45′ 59.21″ N | 84° 11′ 12.76″ W | Stream | Ohio | 738 | 740960 | 4405621 | 16S |
| Macksburg | 39.6323 | -81.45651 | 39° 37′ 56.28″ N | 81° 27′ 23.43″ W | Populated Place | Ohio | 709 | 460824 | 4387046 | 17S |
| Mad River School | 39.79478 | -84.12938 | 39° 47′ 41.20″ N | 84° 07′ 45.76″ W | School | Ohio | 784 | 745786 | 4408922 | 16S |
| Mad River Station Shopping Center | 39.637 | -84.218 | 39° 38′ 13.20″ N | 84° 13′ 04.80″ W | Mall | Ohio | 955 | 738740 | 4391168 | 16S |
| Mad River Township Hall | 39.88034 | -83.9341 | 39° 52′ 49.22″ N | 83° 56′ 02.76″ W | Building | Ohio | 896 | 249089 | 4418597 | 17S |
| Township of Mad River | 39.86666 | -83.92314 | 39° 51′ 59.97″ N | 83° 55′ 23.30″ W | Third-Order Administrative Division | Ohio | 899 | 249977 | 4417048 | 17S |
| Township of Mad River | 39.77561 | -84.12077 | 39° 46′ 32.19″ N | 84° 07′ 14.77″ W | Administrative Division | Ohio | 781 | 746591 | 4406818 | 16S |
| Mad Run | 39.38451 | -83.07602 | 39° 23′ 04.23″ N | 83° 04′ 33.67″ W | Stream | Ohio | 728 | 321203 | 4361503 | 17S |
| Mad River Middle School | 39.79284 | -84.13161 | 39° 47′ 34.22″ N | 84° 07′ 53.79″ W | School | Ohio | 771 | 745601 | 4408701 | 16S |
| Madden Park | 39.7245 | -84.23855 | 39° 43′ 28.19″ N | 84° 14′ 18.78″ W | Park | Ohio | 771 | 736678 | 4400826 | 16S |
| Maddox Hall | 39.7495 | -83.81048 | 39° 44′ 58.19″ N | 83° 48′ 37.72″ W | Building | Ohio | 1047 | 259206 | 4403732 | 17S |
| Maddux Elementary School | 39.06839 | -84.36855 | 39° 04′ 06.20″ N | 84° 22′ 06.77″ W | School | Ohio | 807 | 727658 | 4327662 | 16S |
| Maddy Cemetery | 38.86341 | -82.15237 | 38° 51′ 48.27″ N | 82° 09′ 08.53″ W | Cemetery | Ohio | 643 | 400021 | 4302250 | 17S |
| Maddy Cemetery | 38.50064 | -82.53877 | 38° 30′ 02.30″ N | 82° 32′ 19.57″ W | Cemetery | Ohio | 968 | 365820 | 4262486 | 17S |
| Madeira | 39.19089 | -84.36355 | 39° 11′ 27.20″ N | 84° 21′ 48.78″ W | Populated Place | Ohio | 768 | 727696 | 4341271 | 16S |
| Madeira Branch Library | 39.19117 | -84.36244 | 39° 11′ 28.21″ N | 84° 21′ 44.78″ W | Library | Ohio | 784 | 727791 | 4341305 | 16S |
| Madeira High School | 39.20117 | -84.36577 | 39° 12′ 04.21″ N | 84° 21′ 56.77″ W | School | Ohio | 814 | 727471 | 4342407 | 16S |
| Madeira Post Office (historical) | 39.18923 | -84.36133 | 39° 11′ 21.22″ N | 84° 21′ 40.78″ W | Post Office | Ohio | 758 | 727893 | 4341093 | 16S |
| City of Madeira | 39.1855 | -84.37328 | 39° 11′ 07.79″ N | 84° 22′ 23.80″ W | Third-Order Administrative Division | Ohio | 827 | 726873 | 4340649 | 16S |
| Madison Cemetery | 38.94035 | -82.51377 | 38° 56′ 25.26″ N | 82° 30′ 49.57″ W | Cemetery | Ohio | 814 | 368806 | 4311246 | 17S |
| Madison Cemetery | 39.28229 | -82.35876 | 39° 16′ 56.24″ N | 82° 21′ 31.53″ W | Cemetery | Ohio | 1024 | 382809 | 4348983 | 17S |
| Madison Correctional Institute | 39.90978 | -83.46969 | 39° 54′ 35.20″ N | 83° 28′ 10.88″ W | Building | Ohio | 1073 | 288899 | 4420663 | 17S |
| Madison County | 39.89403 | -83.4002 | 39° 53′ 38.50″ N | 83° 24′ 00.71″ W | Second-Order Administrative Division | Ohio | 1004 | 294792 | 4418753 | 17S |
| Madison County Airport | 39.93364 | -83.46381 | 39° 56′ 01.10″ N | 83° 27′ 49.71″ W | Airport | Ohio | 1060 | 289474 | 4423298 | 17S |
| Madison County Childrens Home | 39.91478 | -83.45186 | 39° 54′ 53.20″ N | 83° 27′ 06.69″ W | Building | Ohio | 1053 | 290438 | 4421176 | 17S |
| Madison County Courthouse | 39.88645 | -83.44936 | 39° 53′ 11.22″ N | 83° 26′ 57.69″ W | Building | Ohio | 1063 | 290566 | 4418026 | 17S |
| Madison County Fairgrounds | 39.89867 | -83.44964 | 39° 53′ 55.21″ N | 83° 26′ 58.70″ W | Place | Ohio | 1053 | 290579 | 4419383 | 17S |
| Madison County Home | 39.86339 | -83.50992 | 39° 51′ 48.20″ N | 83° 30′ 35.71″ W | Building | Ohio | 1109 | 285315 | 4415610 | 17S |
| Madison County Hospital | 39.89276 | -83.45381 | 39° 53′ 33.93″ N | 83° 27′ 13.71″ W | Hospital | Ohio | 1050 | 290204 | 4418736 | 17S |
| Madison County Law Library | 39.88645 | -83.44936 | 39° 53′ 11.22″ N | 83° 26′ 57.69″ W | Library | Ohio | 1063 | 290566 | 4418026 | 17S |
| Madison Ditch | 39.80228 | -83.41492 | 39° 48′ 08.20″ N | 83° 24′ 53.71″ W | Canal | Ohio | 994 | 293258 | 4408602 | 17S |
| Madison Elementary School | 39.39978 | -84.54911 | 39° 23′ 59.20″ N | 84° 32′ 56.79″ W | School | Ohio | 604 | 711040 | 4364008 | 16S |
| Madison Elementary School | 39.90812 | -82.87601 | 39° 54′ 29.23″ N | 82° 52′ 33.63″ W | School | Ohio | 745 | 339644 | 4419244 | 17S |
| Madison Hall | 39.96868 | -82.98768 | 39° 58′ 07.24″ N | 82° 59′ 15.64″ W | Building | Ohio | 794 | 330248 | 4426172 | 17S |
| Madison High School | 39.53228 | -84.44606 | 39° 31′ 56.20″ N | 84° 26′ 45.81″ W | School | Ohio | 791 | 719497 | 4378961 | 16S |
| Madison Lake | 39.87089 | -83.37964 | 39° 52′ 15.20″ N | 83° 22′ 46.70″ W | Populated Place | Ohio | 1004 | 296482 | 4416137 | 17S |
| Madison Lake | 39.87371 | -83.37479 | 39° 52′ 25.35″ N | 83° 22′ 29.24″ W | Reservoir | Ohio | 961 | 296905 | 4416439 | 17S |
| Madison Lake Dam | 39.86589 | -83.37575 | 39° 51′ 57.20″ N | 83° 22′ 32.69″ W | Dam | Ohio | 961 | 296800 | 4415573 | 17S |
| Madison Lake State Park | 39.86923 | -83.37381 | 39° 52′ 09.22″ N | 83° 22′ 25.71″ W | Park | Ohio | 968 | 296975 | 4415940 | 17S |
| Madison Lake State Reserve | 39.87423 | -83.3752 | 39° 52′ 27.22″ N | 83° 22′ 30.72″ W | Park | Ohio | 994 | 296871 | 4416498 | 17S |
| Madison Lakes Park | 39.75284 | -84.29633 | 39° 45′ 10.22″ N | 84° 17′ 46.78″ W | Park | Ohio | 974 | 731630 | 4403821 | 16S |
| Madison Middle School | 39.53145 | -84.44661 | 39° 31′ 53.21″ N | 84° 26′ 47.79″ W | School | Ohio | 784 | 719452 | 4378868 | 16S |
| Madison Mills | 39.65367 | -83.33964 | 39° 39′ 13.21″ N | 83° 20′ 22.70″ W | Populated Place | Ohio | 922 | 299273 | 4391935 | 17S |
| Madison Mills Cemetery | 39.64589 | -83.32658 | 39° 38′ 45.20″ N | 83° 19′ 35.68″ W | Cemetery | Ohio | 912 | 300371 | 4391042 | 17S |
| Madison Mills Elementary School | 39.64923 | -83.33297 | 39° 38′ 57.22″ N | 83° 19′ 58.69″ W | School | Ohio | 919 | 299832 | 4391427 | 17S |
| Madison Mills Post Office (historical) | 39.65423 | -83.34019 | 39° 39′ 15.22″ N | 83° 20′ 24.68″ W | Post Office | Ohio | 912 | 299227 | 4391998 | 17S |
| Madison Park | 39.14089 | -84.44911 | 39° 08′ 27.20″ N | 84° 26′ 56.79″ W | Park | Ohio | 689 | 720462 | 4335510 | 16S |
| Madison Park | 39.72062 | -82.21515 | 39° 43′ 14.23″ N | 82° 12′ 54.53″ W | Park | Ohio | 853 | 395852 | 4397455 | 17S |
| Madison Park Elementary School | 39.79172 | -84.31606 | 39° 47′ 30.19″ N | 84° 18′ 57.81″ W | School | Ohio | 860 | 729810 | 4408086 | 16S |
| Madison Run | 39.52868 | -81.72902 | 39° 31′ 43.24″ N | 81° 43′ 44.47″ W | Stream | Ohio | 646 | 437345 | 4375701 | 17S |
| Madden Hill Branch Library | 39.73978 | -84.23661 | 39° 44′ 23.20″ N | 84° 14′ 11.79″ W | Library | Ohio | 801 | 736792 | 4402528 | 16S |
| Madison School | 39.93035 | -82.00486 | 39° 55′ 49.25″ N | 82° 00′ 17.49″ W | School | Ohio | 702 | 414137 | 4420510 | 17S |
| Madison School | 39.87118 | -82.20903 | 39° 52′ 16.24″ N | 82° 12′ 32.50″ W | School | Ohio | 807 | 396602 | 4414159 | 17S |
| Madison School | 38.87619 | -82.80045 | 38° 52′ 34.28″ N | 82° 48′ 01.61″ W | School | Ohio | 689 | 343819 | 4304577 | 17S |
| Madison and Woodburn Historic District | 39.12978 | -84.47689 | 39° 07′ 47.20″ N | 84° 28′ 36.80″ W | Park | Ohio | 807 | 718095 | 4334210 | 16S |
| Township of Madison | 39.53685 | -84.43303 | 39° 32′ 12.66″ N | 84° 25′ 58.90″ W | Third-Order Administrative Division | Ohio | 879 | 720603 | 4379501 | 16S |
| Township of Madison | 39.81483 | -83.64548 | 39° 48′ 53.38″ N | 83° 38′ 43.72″ W | Third-Order Administrative Division | Ohio | 1099 | 273559 | 4410554 | 17S |
| Township of Madison | 39.60294 | -82.67235 | 39° 36′ 10.58″ N | 82° 40′ 20.45″ W | Third-Order Administrative Division | Ohio | 1089 | 356421 | 4385024 | 17S |
| Township of Madison | 39.66131 | -83.31881 | 39° 39′ 40.71″ N | 83° 19′ 07.71″ W | Third-Order Administrative Division | Ohio | 912 | 301082 | 4392736 | 17S |
| Township of Madison | 39.84554 | -82.87095 | 39° 50′ 43.94″ N | 82° 52′ 15.41″ W | Third-Order Administrative Division | Ohio | 719 | 339931 | 4412288 | 17S |
| Township of Madison | 39.33363 | -83.42858 | 39° 20′ 01.06″ N | 83° 25′ 42.88″ W | Third-Order Administrative Division | Ohio | 965 | 290683 | 4356613 | 17S |
| Township of Madison | 38.90017 | -82.50893 | 38° 54′ 00.61″ N | 82° 30′ 32.14″ W | Third-Order Administrative Division | Ohio | 741 | 369152 | 4306780 | 17S |
| Township of Madison (historical) | 39.79756 | -84.2905 | 39° 47′ 51.21″ N | 84° 17′ 25.79″ W | Administrative Division | Ohio | 827 | 731979 | 4408801 | 16S |
| Township of Madison | 39.86709 | -82.20172 | 39° 52′ 01.52″ N | 82° 12′ 06.19″ W | Third-Order Administrative Division | Ohio | 820 | 397221 | 4413696 | 17S |
| Township of Madison | 39.76868 | -82.88348 | 39° 46′ 07.24″ N | 82° 53′ 00.52″ W | Third-Order Administrative Division | Ohio | 741 | 338680 | 4403779 | 17S |
| Township of Madison | 38.90442 | -82.83501 | 38° 54′ 15.91″ N | 82° 50′ 06.03″ W | Third-Order Administrative Division | Ohio | 883 | 340883 | 4307770 | 17S |
| Township of Madison | 39.25412 | -82.37673 | 39° 15′ 14.83″ N | 82° 22′ 36.22″ W | Third-Order Administrative Division | Ohio | 869 | 381211 | 4345880 | 17S |
| Madison-Plains High School | 39.78839 | -83.47575 | 39° 47′ 18.20″ N | 83° 28′ 32.70″ W | School | Ohio | 1086 | 288007 | 4407203 | 17S |
| Madison-Stewart Historic District | 39.16089 | -84.39716 | 39° 09′ 39.20″ N | 84° 23′ 49.77″ W | Park | Ohio | 604 | 724888 | 4337857 | 16S |
| Madisonville | 39.15756 | -84.39105 | 39° 09′ 27.21″ N | 84° 23′ 27.78″ W | Populated Place | Ohio | 610 | 725427 | 4337503 | 16S |
| Madisonville Branch Library | 39.1595 | -84.39272 | 39° 09′ 34.20″ N | 84° 23′ 33.79″ W | Library | Ohio | 604 | 725277 | 4337714 | 16S |
| Madisonville Medical Center | 39.16062 | -84.39133 | 39° 09′ 38.23″ N | 84° 23′ 28.78″ W | Hospital | Ohio | 600 | 725393 | 4337842 | 16S |
| Madisonville Post Office (historical) | 39.15839 | -84.39161 | 39° 09′ 30.20″ N | 84° 23′ 29.79″ W | Post Office | Ohio | 600 | 725376 | 4337594 | 16S |
| Madisonville Senior Citizens Center | 39.16173 | -84.39327 | 39° 09′ 42.22″ N | 84° 23′ 35.77″ W | Building | Ohio | 597 | 725222 | 4337960 | 16S |
| Madland (historical) | 38.76341 | -82.68183 | 38° 45′ 48.27″ N | 82° 40′ 54.58″ W | Abandoned Populated Place | Ohio | 650 | 353879 | 4291865 | 17S |
| Madland Post Office (historical) | 38.76397 | -82.68183 | 38° 45′ 50.29″ N | 82° 40′ 54.58″ W | Post Office | Ohio | 653 | 353880 | 4291927 | 17S |
| Madriver Post Office (historical) | 39.89589 | -83.92493 | 39° 53′ 45.20″ N | 83° 55′ 29.74″ W | Post Office | Ohio | 873 | 249930 | 4420298 | 17S |
| Magsig Middle School | 39.62756 | -84.16633 | 39° 37′ 39.21″ N | 84° 09′ 58.78″ W | School | Ohio | 984 | 743208 | 4390258 | 16S |
| Maher Park | 39.70979 | -82.6085 | 39° 42′ 35.24″ N | 82° 36′ 30.60″ W | Park | Ohio | 814 | 362116 | 4396784 | 17S |
| Main 270 Shopping Center | 39.95534 | -82.8374 | 39° 57′ 19.22″ N | 82° 50′ 14.64″ W | Mall | Ohio | 807 | 343053 | 4424416 | 17S |
| Main Hill | 39.7134 | -82.59933 | 39° 42′ 48.24″ N | 82° 35′ 57.58″ W | Mountain | Ohio | 899 | 362909 | 4397170 | 17S |
| Main Street Bridge | 39.95618 | -83.00629 | 39° 57′ 22.24″ N | 83° 00′ 22.64″ W | Bridge | Ohio | 705 | 328628 | 4424820 | 17S |
| Main Street Middle School | 39.29478 | -83.98438 | 39° 17′ 41.20″ N | 83° 59′ 03.76″ W | School | Ohio | 981 | 242629 | 4353736 | 17S |
| Main Street Elementary School (historical) | 39.95729 | -82.96018 | 39° 57′ 26.24″ N | 82° 57′ 36.64″ W | School | Ohio | 784 | 332569 | 4424856 | 17S |
| Main Street Historic District | 39.60895 | -84.00827 | 39° 36′ 32.22″ N | 84° 00′ 29.77″ W | Park | Ohio | 778 | 756846 | 4388633 | 16S |
| Maineville | 39.31506 | -84.22077 | 39° 18′ 54.21″ N | 84° 13′ 14.77″ W | Populated Place | Ohio | 804 | 739606 | 4355423 | 16S |
| Maineville Cemetery | 39.31478 | -84.20855 | 39° 18′ 53.20″ N | 84° 12′ 30.78″ W | Cemetery | Ohio | 810 | 740660 | 4355424 | 16S |
| Mainsville | 39.71229 | -82.24209 | 39° 42′ 44.24″ N | 82° 14′ 31.52″ W | Populated Place | Ohio | 1007 | 393530 | 4396562 | 17S |
| Majestic Concert Hall (historical) | 39.10173 | -84.513 | 39° 06′ 06.22″ N | 84° 30′ 46.80″ W | Building | Ohio | 630 | 715058 | 4331010 | 16S |
| Maketewah Country Club | 39.18089 | -84.46966 | 39° 10′ 51.20″ N | 84° 28′ 10.77″ W | Resort | Ohio | 597 | 718562 | 4339900 | 16S |
| Malaga | 39.85479 | -81.14927 | 39° 51′ 17.24″ N | 81° 08′ 57.37″ W | Populated Place | Ohio | 1309 | 487231 | 4411651 | 17S |
| Malaga Post Office | 39.85424 | -81.14983 | 39° 51′ 15.26″ N | 81° 08′ 59.38″ W | Post Office | Ohio | 1306 | 487183 | 4411590 | 17S |
| Township of Malaga | 39.83651 | -81.16568 | 39° 50′ 11.43″ N | 81° 09′ 56.44″ W | Third-Order Administrative Division | Ohio | 1289 | 485823 | 4409624 | 17S |
| Malcom Cemetery | 39.07729 | -83.7052 | 39° 04′ 38.24″ N | 83° 42′ 18.72″ W | Cemetery | Ohio | 1004 | 265989 | 4328837 | 17S |
| Mallon School (historical) | 39.53923 | -83.56353 | 39° 32′ 21.22″ N | 83° 33′ 48.70″ W | School | Ohio | 1027 | 279700 | 4379756 | 17S |
| Malloons Creek | 39.06147 | -82.20265 | 39° 03′ 41.29″ N | 82° 12′ 09.54″ W | Stream | Ohio | 600 | 395949 | 4324286 | 17S |
| Madison Rural Elementary School | 39.84756 | -83.44881 | 39° 50′ 51.21″ N | 83° 26′ 55.71″ W | School | Ohio | 1050 | 290494 | 4413707 | 17S |
| Mallow School (historical) | 39.4809 | -83.22825 | 39° 28′ 51.23″ N | 83° 13′ 41.70″ W | School | Ohio | 827 | 308355 | 4372514 | 17S |
| Mallow-Perrill Cemetery | 39.53756 | -83.56659 | 39° 32′ 15.21″ N | 83° 33′ 59.72″ W | Cemetery | Ohio | 1024 | 279431 | 4379578 | 17S |
| Malloy Hollow | 38.63536 | -82.74822 | 38° 38′ 07.29″ N | 82° 44′ 53.59″ W | Valley | Ohio | 571 | 347839 | 4277762 | 17S |
| Mallow Cemetery | 39.42867 | -83.2238 | 39° 25′ 43.21″ N | 83° 13′ 25.67″ W | Cemetery | Ohio | 784 | 308595 | 4366708 | 17S |
| Malone Cemetery | 38.7548 | -83.03712 | 38° 45′ 17.28″ N | 83° 02′ 13.63″ W | Cemetery | Ohio | 692 | 322986 | 4291537 | 17S |
| Malone Hollow | 38.71508 | -82.64627 | 38° 42′ 54.28″ N | 82° 38′ 46.57″ W | Valley | Ohio | 814 | 356872 | 4286445 | 17S |
| Malone Cemetery | 39.28395 | -82.96796 | 39° 17′ 02.21″ N | 82° 58′ 04.65″ W | Cemetery | Ohio | 653 | 330267 | 4350133 | 17S |
| Malour School (historical) | 39.28812 | -82.99157 | 39° 17′ 17.23″ N | 82° 59′ 29.65″ W | School | Ohio | 860 | 328241 | 4350641 | 17S |
| Malta | 39.64924 | -81.86208 | 39° 38′ 57.26″ N | 81° 51′ 43.48″ W | Populated Place | Ohio | 673 | 426037 | 4389182 | 17S |
| Malta Cemetery | 39.64229 | -81.86152 | 39° 38′ 32.24″ N | 81° 51′ 41.47″ W | Cemetery | Ohio | 945 | 426078 | 4388410 | 17S |
| Malta Elementary School | 39.6534 | -81.86569 | 39° 39′ 12.23″ N | 81° 51′ 56.48″ W | School | Ohio | 689 | 425732 | 4389647 | 17S |
| Malta Post Office | 39.64757 | -81.86014 | 39° 38′ 51.25″ N | 81° 51′ 36.50″ W | Post Office | Ohio | 676 | 426202 | 4388995 | 17S |
| Township of Malta | 39.64144 | -81.88801 | 39° 38′ 29.18″ N | 81° 53′ 16.83″ W | Third-Order Administrative Division | Ohio | 1017 | 423804 | 4388338 | 17S |
| Mamre Cemetery | 38.56258 | -82.5821 | 38° 33′ 45.28″ N | 82° 34′ 55.55″ W | Cemetery | Ohio | 883 | 362159 | 4269423 | 17S |
| Manara | 39.60256 | -83.31297 | 39° 36′ 09.21″ N | 83° 18′ 46.69″ W | Populated Place | Ohio | 899 | 301415 | 4386202 | 17S |
| Manara School (historical) | 39.60173 | -83.31214 | 39° 36′ 06.22″ N | 83° 18′ 43.70″ W | School | Ohio | 899 | 301484 | 4386108 | 17S |
| Manchester | 38.68813 | -83.60936 | 38° 41′ 17.26″ N | 83° 36′ 33.69″ W | Populated Place | Ohio | 509 | 273045 | 4285400 | 17S |
| Manchester Boat Launch Ramp | 38.68674 | -83.61103 | 38° 41′ 12.26″ N | 83° 36′ 39.70″ W | Place | Ohio | 512 | 272895 | 4285250 | 17S |
| Manchester Bridge | 39.71618 | -81.61652 | 39° 42′ 58.24″ N | 81° 36′ 59.47″ W | Bridge | Ohio | 801 | 447156 | 4396438 | 17S |
| Manchester Cemetery | 38.72535 | -83.3588 | 38° 43′ 31.25″ N | 83° 21′ 31.68″ W | Cemetery | Ohio | 1217 | 294947 | 4288940 | 17S |
| Manchester Cemetery | 39.71646 | -81.62235 | 39° 42′ 59.25″ N | 81° 37′ 20.45″ W | Cemetery | Ohio | 974 | 446657 | 4396472 | 17S |
| Manchester City Hall | 38.68813 | -83.60908 | 38° 41′ 17.26″ N | 83° 36′ 32.68″ W | Building | Ohio | 509 | 273069 | 4285399 | 17S |
| Manchester High School | 38.69341 | -83.60825 | 38° 41′ 36.27″ N | 83° 36′ 29.69″ W | School | Ohio | 551 | 273158 | 4285983 | 17S |
| Manchester Junior High School | 39.52395 | -84.35022 | 39° 31′ 26.21″ N | 84° 21′ 00.79″ W | School | Ohio | 863 | 727762 | 4378275 | 16S |
| Manchester Post Office | 38.68813 | -83.60964 | 38° 41′ 17.26″ N | 83° 36′ 34.70″ W | Post Office | Ohio | 509 | 273020 | 4285401 | 17S |
| Manchester Second Street Cemetery | 38.68868 | -83.60353 | 38° 41′ 19.24″ N | 83° 36′ 12.70″ W | Cemetery | Ohio | 518 | 273553 | 4285447 | 17S |
| Township of Manchester | 38.69488 | -83.59892 | 38° 41′ 41.56″ N | 83° 35′ 56.11″ W | Third-Order Administrative Division | Ohio | 548 | 273974 | 4286123 | 17S |
| Township of Manchester | 39.7106 | -81.67024 | 39° 42′ 38.15″ N | 81° 40′ 12.86″ W | Third-Order Administrative Division | Ohio | 945 | 442547 | 4395852 | 17S |
| Manera Post Office (historical) | 39.60284 | -83.31242 | 39° 36′ 10.22″ N | 83° 18′ 44.71″ W | Post Office | Ohio | 902 | 301463 | 4386232 | 17S |
| Manila School (historical) | 39.21589 | -84.13355 | 39° 12′ 57.20″ N | 84° 08′ 00.77″ W | School | Ohio | 873 | 747475 | 4344650 | 16S |
| Manker (historical) | 38.58925 | -82.51266 | 38° 35′ 21.29″ N | 82° 30′ 45.57″ W | Abandoned Populated Place | Ohio | 636 | 368258 | 4272281 | 17S |
| Manker Post Office (historical) | 38.58897 | -82.51238 | 38° 35′ 20.29″ N | 82° 30′ 44.56″ W | Post Office | Ohio | 636 | 368282 | 4272250 | 17S |
| Mann Cemetery | 39.65535 | -81.15011 | 39° 39′ 19.25″ N | 81° 09′ 00.39″ W | Cemetery | Ohio | 1125 | 487122 | 4389516 | 17S |
| Mannon Run | 39.89007 | -81.64929 | 39° 53′ 24.25″ N | 81° 38′ 57.44″ W | Stream | Ohio | 823 | 444487 | 4415757 | 17S |
| Maloney Park | 39.99979 | -82.96629 | 39° 59′ 59.24″ N | 82° 57′ 58.64″ W | Park | Ohio | 840 | 332151 | 4429585 | 17S |
| Manns Fork Salt Creek | 39.87813 | -81.88597 | 39° 52′ 41.26″ N | 81° 53′ 09.49″ W | Stream | Ohio | 738 | 424239 | 4414606 | 17S |
| Manns Run | 39.58952 | -81.78708 | 39° 35′ 22.27″ N | 81° 47′ 13.48″ W | Stream | Ohio | 666 | 432414 | 4382495 | 17S |
| Manor (historical) | 39.5895 | -84.14299 | 39° 35′ 22.20″ N | 84° 08′ 34.76″ W | Abandoned Populated Place | Ohio | 991 | 745346 | 4386097 | 16S |
| Manpower Park | 39.04646 | -82.63155 | 39° 02′ 47.25″ N | 82° 37′ 53.58″ W | Park | Ohio | 656 | 358809 | 4323198 | 17S |
| Mans Fork | 39.68535 | -81.75263 | 39° 41′ 07.25″ N | 81° 45′ 09.46″ W | Stream | Ohio | 669 | 435461 | 4393105 | 17S |
| Manor Park | 39.67061 | -84.14022 | 39° 40′ 14.19″ N | 84° 08′ 24.79″ W | Park | Ohio | 994 | 745297 | 4395108 | 16S |
| Mansfield Cemetery | 39.33535 | -82.04625 | 39° 20′ 07.25″ N | 82° 02′ 46.50″ W | Cemetery | Ohio | 741 | 409831 | 4354513 | 17S |
| Mansfield Hollow | 38.79147 | -82.85517 | 38° 47′ 29.29″ N | 82° 51′ 18.61″ W | Valley | Ohio | 614 | 338880 | 4295270 | 17S |
| Mansfield Cemetery | 39.28174 | -82.0432 | 39° 16′ 54.26″ N | 82° 02′ 35.51″ W | Cemetery | Ohio | 787 | 410025 | 4348560 | 17S |
| Manyopper Landing | 38.68202 | -83.47491 | 38° 40′ 55.27″ N | 83° 28′ 29.67″ W | Place | Ohio | 509 | 284722 | 4284397 | 17S |
| Maple | 38.9034 | -84.03549 | 38° 54′ 12.23″ N | 84° 02′ 07.76″ W | Populated Place | Ohio | 938 | 757075 | 4310235 | 16S |
| Maple Bay | 39.94034 | -82.45432 | 39° 56′ 25.22″ N | 82° 27′ 15.55″ W | Bay | Ohio | 876 | 375749 | 4422148 | 17S |
| Maple Corner | 39.60839 | -83.9066 | 39° 36′ 30.20″ N | 83° 54′ 23.75″ W | Populated Place | Ohio | 974 | 250461 | 4388331 | 17S |
| Maple Corner Cemetery | 39.61062 | -83.9066 | 39° 36′ 38.23″ N | 83° 54′ 23.75″ W | Cemetery | Ohio | 965 | 250469 | 4388578 | 17S |
| Maple Creek | 38.82562 | -84.22855 | 38° 49′ 32.23″ N | 84° 13′ 42.77″ W | Stream | Ohio | 482 | 740592 | 4301075 | 16S |
| Manuel Moores Landing | 38.69313 | -83.05962 | 38° 41′ 35.26″ N | 83° 03′ 34.63″ W | Place | Ohio | 535 | 320877 | 4284736 | 17S |
| Maple Dell School (historical) | 38.83201 | -84.15743 | 38° 49′ 55.23″ N | 84° 09′ 26.74″ W | School | Ohio | 768 | 746745 | 4301974 | 16S |
| Maple Dell School (historical) | 39.52256 | -83.13296 | 39° 31′ 21.21″ N | 83° 07′ 58.65″ W | School | Ohio | 771 | 316661 | 4376940 | 17S |
| Maple Grove | 39.37312 | -83.10435 | 39° 22′ 23.23″ N | 83° 06′ 15.65″ W | Populated Place | Ohio | 925 | 318733 | 4360295 | 17S |
| Maple Grove (historical) | 39.10479 | -82.5735 | 39° 06′ 17.24″ N | 82° 34′ 24.59″ W | Abandoned Populated Place | Ohio | 758 | 363945 | 4329583 | 17S |
| Maple Grove Cemetery | 39.55562 | -83.78159 | 39° 33′ 20.23″ N | 83° 46′ 53.72″ W | Cemetery | Ohio | 1030 | 261014 | 4382133 | 17S |
| Maple Grove Cemetery | 39.72673 | -82.51849 | 39° 43′ 36.22″ N | 82° 31′ 06.56″ W | Cemetery | Ohio | 892 | 369864 | 4398529 | 17S |
| Maple Grove Cemetery | 39.16728 | -84.76634 | 39° 10′ 02.20″ N | 84° 45′ 58.82″ W | Cemetery | Ohio | 522 | 692970 | 4337716 | 16S |
| Maple Grove Cemetery | 39.43701 | -82.83629 | 39° 26′ 13.23″ N | 82° 50′ 10.64″ W | Cemetery | Ohio | 843 | 341969 | 4366882 | 17S |
| Maple Grove Creek | 39.61951 | -83.62214 | 39° 37′ 10.23″ N | 83° 37′ 19.70″ W | Stream | Ohio | 1053 | 274922 | 4388813 | 17S |
| Maple Dale Elementary School | 39.24061 | -84.36772 | 39° 14′ 26.19″ N | 84° 22′ 03.79″ W | School | Ohio | 837 | 727175 | 4346780 | 16S |
| Maple Grove Park | 39.02284 | -84.2091 | 39° 01′ 22.22″ N | 84° 12′ 32.76″ W | Park | Ohio | 879 | 741611 | 4323017 | 16S |
| Maple Grove Picnic Area | 39.57727 | -84.76107 | 39° 34′ 38.17″ N | 84° 45′ 39.85″ W | Place | Ohio | 974 | 692296 | 4383234 | 16S |
| Maple Grove School (historical) | 39.01479 | -83.98577 | 39° 00′ 53.24″ N | 83° 59′ 08.77″ W | School | Ohio | 925 | 241486 | 4322660 | 17S |
| Maple Grove School (historical) | 39.10895 | -84.08882 | 39° 06′ 32.22″ N | 84° 05′ 19.75″ W | School | Ohio | 906 | 751719 | 4332902 | 16S |
| Maple Grove School (historical) | 39.4959 | -83.29214 | 39° 29′ 45.23″ N | 83° 17′ 31.70″ W | School | Ohio | 863 | 302902 | 4374317 | 17S |
| Maple Grove School (historical) | 39.63423 | -83.63687 | 39° 38′ 03.22″ N | 83° 38′ 12.73″ W | School | Ohio | 1063 | 273706 | 4390484 | 17S |
| Maple Grove School (historical) | 39.69673 | -83.50464 | 39° 41′ 48.22″ N | 83° 30′ 16.70″ W | School | Ohio | 1043 | 285249 | 4397097 | 17S |
| Maple Grove School (historical) | 39.22451 | -83.76992 | 39° 13′ 28.23″ N | 83° 46′ 11.71″ W | School | Ohio | 1033 | 260888 | 4345347 | 17S |
| Maple Grove School (historical) | 39.09284 | -83.78631 | 39° 05′ 34.22″ N | 83° 47′ 10.71″ W | School | Ohio | 991 | 259024 | 4330775 | 17S |
| Maple Grove School (historical) | 39.55702 | -81.94653 | 39° 33′ 25.27″ N | 81° 56′ 47.50″ W | School | Ohio | 988 | 418684 | 4379020 | 17S |
| Maple Grove School (historical) | 39.77285 | -81.71707 | 39° 46′ 22.25″ N | 81° 43′ 01.45″ W | School | Ohio | 942 | 438588 | 4402792 | 17S |
| Maple Grove School (historical) | 39.5523 | -81.70346 | 39° 33′ 08.28″ N | 81° 42′ 12.45″ W | School | Ohio | 912 | 439562 | 4378305 | 17S |
| Maple Grove Mobile Home Park | 39.84589 | -83.99549 | 39° 50′ 45.20″ N | 83° 59′ 43.76″ W | Populated Place | Ohio | 856 | 243710 | 4414947 | 17S |
| Maple Hill Cemetery | 39.60062 | -82.82267 | 39° 36′ 02.23″ N | 82° 49′ 21.61″ W | Cemetery | Ohio | 994 | 343509 | 4385018 | 17S |
| Maple Hill Cemetery | 39.947 | -84.17189 | 39° 56′ 49.20″ N | 84° 10′ 18.80″ W | Cemetery | Ohio | 837 | 741610 | 4425705 | 16S |
| Maple Park School (historical) | 39.52895 | -84.373 | 39° 31′ 44.22″ N | 84° 22′ 22.80″ W | School | Ohio | 673 | 725788 | 4378773 | 16S |
| Maple Post Office (historical) | 38.90285 | -84.03604 | 38° 54′ 10.26″ N | 84° 02′ 09.74″ W | Post Office | Ohio | 938 | 757029 | 4310172 | 16S |
| Maple School (historical) | 39.10506 | -83.91604 | 39° 06′ 18.21″ N | 83° 54′ 57.74″ W | School | Ohio | 955 | 247846 | 4332484 | 17S |
| Maple Swamp Ditch | 39.96227 | -84.64134 | 39° 57′ 44.17″ N | 84° 38′ 28.82″ W | Canal | Ohio | 1063 | 701455 | 4426233 | 16S |
| Mapleshade | 38.82147 | -82.17653 | 38° 49′ 17.29″ N | 82° 10′ 35.50″ W | Populated Place | Ohio | 571 | 397865 | 4297622 | 17S |
| Mapleshade Post Office (historical) | 38.82091 | -82.17626 | 38° 49′ 15.27″ N | 82° 10′ 34.53″ W | Post Office | Ohio | 564 | 397887 | 4297560 | 17S |
| Maplewood Cemetery | 39.50646 | -82.05792 | 39° 30′ 23.25″ N | 82° 03′ 28.51″ W | Cemetery | Ohio | 827 | 409048 | 4373515 | 17S |
| Maplewood Cemetery | 38.73535 | -83.8377 | 38° 44′ 07.25″ N | 83° 50′ 15.71″ W | Cemetery | Ohio | 528 | 253343 | 4291232 | 17S |
| Maplewood Cemetery | 39.70674 | -82.21459 | 39° 42′ 24.26″ N | 82° 12′ 52.52″ W | Cemetery | Ohio | 981 | 395879 | 4395914 | 17S |
| Maplewood Orchard Airport | 39.38442 | -84.1683 | 39° 23′ 03.91″ N | 84° 10′ 05.88″ W | Airport | Ohio | 860 | 743889 | 4363263 | 16S |
| Maplewood Sanitorium | 39.42506 | -84.20633 | 39° 25′ 30.21″ N | 84° 12′ 22.78″ W | Building | Ohio | 768 | 740473 | 4367672 | 16S |
| Marathon | 39.14479 | -84.00632 | 39° 08′ 41.24″ N | 84° 00′ 22.75″ W | Populated Place | Ohio | 915 | 758722 | 4337113 | 16S |
| Marathon Post Office | 39.14451 | -84.00688 | 39° 08′ 40.23″ N | 84° 00′ 24.76″ W | Post Office | Ohio | 915 | 758675 | 4337080 | 16S |
| Marble Cliff | 39.98673 | -83.06157 | 39° 59′ 12.22″ N | 83° 03′ 41.65″ W | Populated Place | Ohio | 797 | 323984 | 4428319 | 17S |
| Marble Furnace | 38.97507 | -83.42741 | 38° 58′ 30.25″ N | 83° 25′ 38.67″ W | Populated Place | Ohio | 682 | 289719 | 4316812 | 17S |
| Marble Furnace Cemetery | 38.97451 | -83.43214 | 38° 58′ 28.23″ N | 83° 25′ 55.70″ W | Cemetery | Ohio | 689 | 289307 | 4316761 | 17S |
| Marble Furnace Post Office (historical) | 38.97507 | -83.42741 | 38° 58′ 30.25″ N | 83° 25′ 38.67″ W | Post Office | Ohio | 682 | 289719 | 4316812 | 17S |
| Marble Hall | 39.44339 | -83.81687 | 39° 26′ 36.20″ N | 83° 49′ 00.73″ W | Building | Ohio | 1047 | 257592 | 4369769 | 17S |
| Marblecliff Post Office (historical) | 39.98618 | -83.06102 | 39° 59′ 10.24″ N | 83° 03′ 39.67″ W | Post Office | Ohio | 801 | 324029 | 4428257 | 17S |
| March Run | 39.49007 | -81.46012 | 39° 29′ 24.25″ N | 81° 27′ 36.43″ W | Stream | Ohio | 627 | 460433 | 4371263 | 17S |
| Maple Grove Farm (historical) | 39.96951 | -82.35987 | 39° 58′ 10.23″ N | 82° 21′ 35.53″ W | Abandoned Farm | Ohio | 1076 | 383868 | 4425258 | 17S |
| Marcum Conference Center | 39.51311 | -84.72801 | 39° 30′ 47.19″ N | 84° 43′ 40.83″ W | Building | Ohio | 883 | 695316 | 4376184 | 16S |
| Marcum Nature Trail | 39.51228 | -84.72495 | 39° 30′ 44.20″ N | 84° 43′ 29.82″ W | Trail | Ohio | 833 | 695582 | 4376098 | 16S |
| Marcus Run | 39.12035 | -82.94212 | 39° 07′ 13.26″ N | 82° 56′ 31.63″ W | Stream | Ohio | 574 | 332107 | 4331927 | 17S |
| Marcum Cemetery | 38.97396 | -82.51655 | 38° 58′ 26.25″ N | 82° 30′ 59.57″ W | Cemetery | Ohio | 768 | 368627 | 4314980 | 17S |
| Marcy Cemetery | 39.75479 | -82.82795 | 39° 45′ 17.24″ N | 82° 49′ 40.62″ W | Cemetery | Ohio | 958 | 343405 | 4402139 | 17S |
| Marcy Post Office (historical) | 39.75145 | -82.82906 | 39° 45′ 05.21″ N | 82° 49′ 44.61″ W | Post Office | Ohio | 945 | 343302 | 4401770 | 17S |
| Mare Run | 39.70924 | -81.4554 | 39° 42′ 33.26″ N | 81° 27′ 19.43″ W | Stream | Ohio | 787 | 460962 | 4395585 | 17S |
| Marcy | 39.75173 | -82.82851 | 39° 45′ 06.22″ N | 82° 49′ 42.63″ W | Populated Place | Ohio | 938 | 343350 | 4401800 | 17S |
| Margaret Creek | 39.33174 | -82.12737 | 39° 19′ 54.26″ N | 82° 07′ 38.53″ W | Stream | Ohio | 646 | 402835 | 4354197 | 17S |
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