| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
|---|
| Ulmer | city | South Carolina | United States | 33.09722 | -81.20833 | 160 | 831 |
| Una | city | South Carolina | United States | 34.96889 | -81.97056 | 800 | 52387 |
| Una | city | South Carolina | United States | 34.27 | -80.13472 | 206 | 2614 |
| Union | city | South Carolina | United States | 34.71528 | -81.62389 | 600 | 14252 |
| Union | city | South Carolina | United States | 34.26833 | -81.53222 | 413 | 3250 |
| Union | city | South Carolina | United States | 34.71556 | -80.62139 | 695 | 3191 |
| Union Crossroads | city | South Carolina | United States | 33.80139 | -79.98667 | 78 | 2338 |
| Union Crossroads | city | South Carolina | United States | 33.63806 | -79.42472 | 22 | 2371 |
| Union Heights subdivision | city | South Carolina | United States | 32.83861 | -79.95861 | 6 | 82303 |
| Unity | city | South Carolina | United States | 34.7975 | -80.69917 | 698 | 5272 |
| University Forest | city | South Carolina | United States | 33.80972 | -79.00889 | 39 | 13033 |
| University Heights subdivision | city | South Carolina | United States | 34.86722 | -82.36667 | 974 | 94661 |
| University Park | city | South Carolina | United States | 32.91944 | -80.09528 | 29 | 45346 |
| University Ridge Homes subdivision | city | South Carolina | United States | 34.83972 | -82.39528 | 898 | 108112 |
| Upper Topsaw Landing | city | South Carolina | United States | 33.62472 | -79.16139 | 9 | 1292 |
| Utica | city | South Carolina | United States | 34.67806 | -82.93167 | 875 | 11783 |
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