| Şehir | Eyalet, İl, Bölge |
|---|
| ›Ugashik | Alaska› |
| ›Ukiah | California› |
| ›Umatilla | Florida› |
| ›Umiat | Alaska› |
| ›Unadilla | New York› |
| ›Unalakleet | Alaska› |
| ›Unalaska | Alaska› |
| ›Unalaska Havalimanı | Alaska› |
| ›Uncatena Island | Massachusetts› |
| ›Underhill Center | Vermont› |
| ›Unga | Alaska› |
| ›Unimak Island | Alaska› |
| ›Union | West Virginia› |
| ›Union | Oregon› |
| ›Union | New Jersey› |
| ›Union | Missouri› |
| ›Union City | Ohio› |
| ›Union City | Pennsylvania› |
| ›Union City | Michigan› |
| ›Union City | New Jersey› |
| ›Union Corner | West Virginia› |
| ›Union Hill | New York› |
| ›Union Point | Georgia› |
| ›Union Town | Pennsylvania› |
| ›Union Valley | Texas› |
| ›Uniondale | New York› |
| ›Uniontown | Kansas› |
| ›Unionville | Ohio› |
| ›Unitec Industrial Park | Texas› |
| ›Unity | Oregon› |
| ›Universal City | Texas› |
| ›University Gardens | New York› |
| ›University Heights | Ohio› |
| ›Uphams Corner | Massachusetts› |
| ›Upolu Airport / Hawaii Island | Hawaii› |
| ›Upper Arlington | Ohio› |
| ›Upper Brookville | New York› |
| ›Upper East Side | Florida› |
| ›Upper Kalskag | Alaska› |
| ›Upper Montclair | New Jersey› |
| ›Upper Saddle River | New Jersey› |
| ›Upper Town Landing | New York› |
| ›Upper Village | New Hampshire› |
| ›Urbana | Illinois› |
| ›Urbana | Ohio› |
| ›Urbandale | Iowa› |
| ›Urich | Missouri› |
| ›Utica | New York› |
| ›Uvalde | Texas› |
| ›Uxbridge | Massachusetts› |
| ›Uyak | Alaska› |
