| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Ulfsstadhir | city | Iceland | 65.18 | -14.52 | 173 | 0 | |
| Uppsalir | city | Iceland | 65.28 | -14.35 | 347 | 640 | |
| Urdharteigur | city | Iceland | 64.72 | -14.40 | 3 | 0 | |
| Urðarteigur | city | Iceland | 64.72 | -14.40 | 3 | 0 | |
| Utnyrdhingsstadhir | city | Iceland | 65.23 | -14.45 | 164 | 450 | |
| Utstekkur | city | Iceland | 65.02 | -13.83 | 0 | 0 | |
| Uxagerdhi | city | Iceland | 65.38 | -14.35 | 150 | 0 | |
| Uxagerði | city | Iceland | 65.38 | -14.35 | 150 | 0 |