| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| US ARMY RESERVE CENTER | airport | United States | 39.97 | -75.45 | 480 | 0 | |
| US PARK POLICE EAGLE'S NEST | airport | United States | 38.87 | -76.99 | 14 | 0 | |
| US PROPERTY & FISCAL OFFICE | airport | United States | 42.28 | -71.37 | 200 | 0 | |
| USA (CONCORD RGNL) | airport | United States | 35.39 | -80.71 | 705 | 0 | |
| USA MEDICAL CENTER | airport | United States | 30.71 | -88.11 | 28 | 0 | |
| USAF ACADEMY AFLD | airport | United States | 38.97 | -104.81 | 6572 | 0 | |
| USAF ACADEMY BULLSEYE AUX AIRSTRIP | airport | United States | 38.76 | -104.31 | 6036 | 0 | |
| USAR CENTER, CLEMSON | airport | United States | 34.68 | -82.82 | 750 | 0 | |
| USAR Center | city | North Carolina | United States | 35.63 | -77.38 | 16 | |
| USC UNIVERSITY HOSPITAL | airport | United States | 34.05 | -118.20 | 476 | 0 | |
| USCG PORT SAFETY STATION | airport | United States | 29.73 | -95.26 | 28 | 0 | |
| USED PARTS | airport | United States | 40.88 | -75.19 | 660 | 0 | |
| USFS CHESTER | airport | United States | 40.29 | -121.24 | 4526 | 0 | |
| USSC | airport | United States | 41.15 | -73.43 | 165 | 0 | |
| USSC/NORTH HAVEN | airport | United States | 41.34 | -72.87 | 12 | 0 | |
| UST (ST AUGUSTINE) | airport | United States | 29.96 | -81.34 | 10 | 0 |