| name | alternatenames | latitude | longitude | timezone | modification_date |
| County High School (Historical) | | 31.59692 | -83.25799 | America/New_York | 2015-01-21 |
| Ocilla Junior High School (Historical) | | 31.6021 | -83.24456 | America/New_York | 2015-01-21 |
| Buck Mountain Residences | | 37.20151 | -79.9723 | America/New_York | 2015-01-23 |
| Kincaid Field | | 44.04504 | -123.07761 | America/Los_Angeles | 2015-04-29 |
| Old Mobile Site | La Mobile | 30.96854 | -87.9939 | America/Chicago | 2017-04-18 |
| Okeechobee Battlefield | | 27.21308 | -80.78502 | America/New_York | 2015-07-14 |
| Carmichael House | | 32.84119 | -83.63784 | America/New_York | 2015-07-14 |
| Central of Georgia Railroad, Savannah Shops and Terminals | | 32.07587 | -81.09994 | America/New_York | 2015-07-14 |
| College Hill | | 33.46698 | -82.01307 | America/New_York | 2015-07-14 |
| Dixie Coca-Cola Bottling Company Plant | | 33.75435 | -84.38414 | America/New_York | 2015-07-14 |
| Octagon House | | 32.45637 | -84.99218 | America/New_York | 2015-07-14 |
| Green-Meldrim House | | 32.07402 | -81.09464 | America/New_York | 2015-07-14 |
| Stephen Vincent Benet House | | 33.47591 | -82.02407 | America/New_York | 2015-07-15 |
| Tupper-Barnett House | | 33.73726 | -82.74103 | America/New_York | 2015-07-15 |
| Thomas E. Watson House | | 33.47083 | -82.51196 | America/New_York | 2015-07-15 |
| William Aiken House | | 32.78931 | -79.93848 | America/New_York | 2015-07-15 |
| Brick House Ruins | | 32.60172 | -80.3251 | America/New_York | 2015-07-16 |
| Camden Battlefield | | 34.34617 | -80.60747 | America/New_York | 2015-07-16 |
| Chapelle Administration Building | | 34.01092 | -81.02099 | America/New_York | 2015-07-16 |
| Joseph Manigault | | 32.78907 | -79.93542 | America/New_York | 2015-07-16 |
| Robert Mills Building | | 34.01492 | -81.03314 | America/New_York | 2015-07-16 |
| Robert Mills House | | 34.00938 | -81.02889 | America/New_York | 2015-07-16 |
| Lafitte's Blacksmith Shop | | 29.96093 | -90.06369 | America/Chicago | 2017-05-23 |
| Powder Magazine | | 32.77937 | -79.93018 | America/New_York | 2015-07-16 |
| Denmark Vesey House | | 32.78233 | -79.94125 | America/New_York | 2015-07-16 |
| Fort St Pierre Site | | 32.49521 | -90.79891 | America/Chicago | 2015-07-16 |
| Madame John's Legacy | | 29.95933 | -90.06327 | America/Chicago | 2017-05-23 |
| Napoleon House | | 29.95588 | -90.06483 | America/Chicago | 2017-05-23 |
| Fort Loudon | | 35.5887 | -84.21422 | America/New_York | 2015-07-17 |
| Franklin Battlefield | | 35.90385 | -86.86179 | America/Chicago | 2015-07-17 |
| Hiram Masonic Lodge No.7 | | 35.92546 | -86.86697 | America/Chicago | 2015-07-17 |
| James K. Polk House | | 35.61501 | -87.0375 | America/Chicago | 2015-07-17 |
| Moccasin Bend National Archaeological District | | 35.03528 | -85.34154 | America/New_York | 2015-07-17 |
| Rattle and Snap Plantation | | 35.56106 | -87.15532 | America/Chicago | 2015-07-17 |
| San Francisco Plantation House | | 30.0503 | -90.60197 | America/Chicago | 2015-07-17 |
| X-10 Reactor, Oak Ridge National Laboratory | | 35.92827 | -84.31754 | America/New_York | 2015-07-17 |
| Shiloh Indian Mounds Site | | 35.14228 | -88.32128 | America/Chicago | 2015-07-17 |
| William Blount Mansion | | 35.96101 | -83.9147 | America/New_York | 2015-07-20 |
| Wynnewood | | 36.39432 | -86.31638 | America/Chicago | 2015-07-20 |
| Colonial Dorchester State Historic Park | | 32.94934 | -80.17041 | America/New_York | 2015-07-20 |
| Eutaw Springs Battlefield Park | | 33.40729 | -80.29878 | America/New_York | 2015-07-22 |
| Robert E. Lee Hall, Southeastern Louisiana University (Historical) | | 30.51638 | -90.46937 | America/Chicago | 2015-07-23 |
| Brownsville Mining Camp (Historical) | | 38.1291 | -120.43804 | America/Los_Angeles | 2015-08-03 |
| Emigrant Gap Historical Marker | | 39.29933 | -120.6728 | America/Los_Angeles | 2015-08-06 |
| Thomas Cole National Historic Site | | 42.2258 | -73.86143 | America/New_York | 2017-05-23 |
| Madras Army Air Field North Hangar | | 44.66573 | -121.14923 | America/Los_Angeles | 2015-08-30 |
| First National Bank of Bandon | | 43.1189 | -124.41453 | America/Los_Angeles | 2015-08-30 |
| Malcolm McDonald House | | 45.52615 | -122.90315 | America/Los_Angeles | 2015-09-03 |
| Old Courthouse | | 38.62573 | -90.18946 | America/Chicago | 2015-09-09 |
| Fort William H. Seward | Chilkoot Barracks,Haines Mission | 59.22705 | -135.44379 | America/Juneau | 2017-05-17 |
| Lewis and Clark Centennial Exposition Park | | 45.5424 | -122.71175 | America/Los_Angeles | 2015-12-07 |
| Grand Village of the Natchez | | 31.5252 | -91.3816 | America/Chicago | 2015-12-21 |
| Holly Bluff Site | | 32.8141 | -90.68295 | America/Chicago | 2015-12-21 |
| Polk County Fairgrounds | | 47.53071 | -96.27856 | America/Chicago | 2021-08-12 |
| Lands End | | 32.66797 | -117.24322 | America/Tijuana | 2021-08-17 |
| Stock Exchange Square | | 32.72041 | -117.15985 | America/Tijuana | 2021-08-17 |
| Gladiator Sauna | | 32.74922 | -117.16144 | America/Tijuana | 2021-08-17 |
| Plaza de las Armas | | 32.75477 | -117.19742 | America/Los_Angeles | 2021-08-17 |
| Pacific Southwest Flight 182 Crash Site | | 32.74326 | -117.12009 | America/Los_Angeles | 2021-08-18 |
| Jethro Coffin House | | 41.28794 | -70.10643 | America/New_York | 2021-12-17 |
| Angel Island Immigration Station | | 37.8697 | -122.426 | America/Los_Angeles | 2021-12-20 |
| Dewitt Log Cabin | | 39.51076 | -84.71874 | America/New_York | 2022-02-12 |
| Brook Farm | | 42.29076 | -71.17539 | America/New_York | 2022-05-03 |
| Fisherman's Landing | | 32.72475 | -117.22688 | America/Los_Angeles | 2022-06-14 |
| Burgoyne's Headquarter | | 43.00211 | -73.6196 | America/New_York | 2024-09-17 |
| Swords House | | 43.02059 | -73.5941 | America/New_York | 2024-09-17 |
| Benjamin Franklin Postal Station | | 38.89317 | -77.02914 | America/New_York | 2013-02-13 |
| Reynolds Barracks (historical) | | 38.8965 | -77.0372 | America/New_York | 2015-07-15 |
| Rush Barracks (historical) | | 38.89595 | -77.03664 | America/New_York | 2015-07-15 |
| Fort San Marcos De Apalache | | 30.15156 | -84.21122 | America/New_York | 2015-07-13 |
| Frederick Douglass High School (Historical) | Douglas School,Douglass High School,Douglass School,Frederick Douglass High School (Historical) | 38.96488 | -92.33346 | America/Chicago | 2017-05-23 |
| Middletons Ferry (historical) | Middleton Ferry,Middletons Ferry (historical) | 33.62624 | -82.19151 | America/New_York | 2015-03-08 |
| Becky Cable House | | 35.58546 | -83.84444 | America/New_York | 2015-01-09 |
| Webster Cemetery | | 35.57864 | -86.20088 | America/Chicago | 2016-01-20 |
| Fort McIntosh | Camp Crawford,For McIntosh,United States Army Base Fort McIntosh | 27.50774 | -99.52176 | America/Chicago | 2018-09-19 |
| Monticello | Monticello,Monticelo,Montichello,Montichelo,Montiçello,Montičelo,mantyslw,meantisellea,meng di sai luo,montichero,montisello,mwntysylw,mwntyzlw,Монтичелло,Монтичело,מונטיצלו,مانتیسلو,مونتيسيلو,مونٹیسلو,മോണ്ടിസെല്ലൊ,მონტიჩელო,モンティチェロ,蒙蒂塞洛,몬티셀로 | 38.01042 | -78.45251 | America/New_York | 2020-01-04 |
| Oak Hill (historical) | | 38.99733 | -77.62027 | America/New_York | 2020-01-12 |
| First Territorial Commissioner Historical Marker | | 41.66006 | -91.5293 | America/Chicago | 2017-05-23 |
| Chadwicks Folly | Chadwicks Folly,Squam Head | 41.31984 | -69.98974 | America/New_York | 2017-05-23 |
| Welfare Island Correction Hospital | | 40.75899 | -73.95264 | America/New_York | 2014-06-13 |
| Wickenburg Railroad Station (Historical) | | 33.96951 | -112.73275 | America/Phoenix | 2015-01-17 |
| Bixby Ranch | | 33.77668 | -118.10701 | America/Los_Angeles | 2009-11-17 |
| First Church of Christ Scientist (Disolved) | | 37.82409 | -122.23302 | America/Los_Angeles | 2015-01-14 |
| Pedro Fages Monument | | 32.9931 | -116.53641 | America/Los_Angeles | 2020-02-08 |
| Stage Station Historical Marker | | 32.67062 | -116.10474 | America/Los_Angeles | 2020-04-27 |
| Grants Historical Marker | | 35.14726 | -107.85145 | America/Denver | 2015-08-03 |
| Guacamayo Historic Site | Guacamayo Historic Site,Kiabakwa | 35.76842 | -106.69202 | America/Denver | 2015-07-29 |
| Pueblo of Jemez Historical Marker | | 35.61392 | -106.72587 | America/Denver | 2015-07-29 |
| Tucumcari Area Vocational School Library | | 35.17037 | -103.73564 | America/Denver | 2014-08-25 |
| Tucumcari Area vocational School | | 35.17036 | -103.73563 | America/Denver | 2014-08-25 |
| Spanish Landing | | 32.72889 | -117.20609 | America/Tijuana | 2022-06-14 |
| Old Gaol | | 41.28097 | -70.10627 | America/New_York | 2022-06-23 |
| Captain Elias Davis House | | 42.61397 | -70.6618 | America/New_York | 2022-06-24 |
| White-Ellery House | | 42.623 | -70.67592 | America/New_York | 2022-06-24 |
| Quitman Historic District | | 30.78727 | -83.56083 | America/New_York | 2015-01-22 |
| Hopewell Culture National Historical Park | Hopewell Culture National Historical Park,Mound City Group,Mound City Group National Monument | 39.37617 | -83.00463 | America/New_York | 2017-05-23 |
| Elijah Oliver Place | | 35.59726 | -83.85089 | America/New_York | 2015-01-09 |
| Boston Massacre Marker | Boston Massacre Marker,Boston Massacre Site | 42.35871 | -71.05727 | America/New_York | 2017-05-23 |
| Fort Lowell (historical) | Camp Lowell | 32.26008 | -110.87398 | America/Phoenix | 2015-06-06 |
| O'Briens Ranch (historical) | | 39.17073 | -121.43496 | America/Los_Angeles | 2014-09-19 |
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