| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| ULUKHAKTOK HOLMAN | airport | Canada | 70.76 | -117.81 | 117 | 0 | |
| UNITY | airport | Canada | 52.45 | -109.19 | 2090 | 0 | |
| URANIUM CITY | airport | Canada | 59.56 | -108.48 | 1044 | 0 | |
| Uaithors | city | Yukon | Canada | 60.72 | -135.05 | 2089 | 3427 |
| Ucluelet | city | British Columbia | Canada | 48.93 | -125.52 | 26 | 2150 |
| Ulukhaktok | city | Northwest Territories | Canada | 70.73 | -117.75 | 91 | 97 |
| Ulusaktuk | city | Northwest Territories | Canada | 70.73 | -117.75 | 91 | 97 |
| Uniacke | city | Quebec | Canada | 48.42 | -77.52 | 1003 | 17 |
| Union Bay | city | British Columbia | Canada | 49.60 | -124.88 | 3 | 1526 |
| Unity | city | Saskatchewan | Canada | 52.43 | -109.17 | 2509 | 2520 |
| Uplands | city | Ontario | Canada | 45.33 | -75.68 | 331 | 99917 |
| Upper Big Tracadie | city | Nova Scotia | Canada | 45.58 | -61.55 | 396 | 654 |
| Upper Blackville | city | New Brunswick | Canada | 46.65 | -65.87 | 196 | 70 |
| Upper Branch | city | Nova Scotia | Canada | 44.43 | -64.60 | 298 | 1715 |
| Upper Canada Village | city | Ontario | Canada | 44.95 | -75.07 | 209 | 1406 |
| Upper Economy | city | Nova Scotia | Canada | 45.35 | -63.82 | 0 | 47 |
| Upper Frobisher | city | Nunavut | Canada | 63.73 | -68.50 | 0 | 1712 |
| Upper Gagetown | city | New Brunswick | Canada | 45.79 | -66.24 | 173 | 194 |
| Upper Hay River | city | Alberta | Canada | 59.03 | -117.68 | 1036 | 77 |
| Upper Island Cove | city | Terre-Neuve-et-Labrador | Canada | 47.65 | -53.22 | 88 | 6424 |
| Upper Kennetcook | city | Nova Scotia | Canada | 45.17 | -63.63 | 288 | 0 |
| Upper Laberge | city | Yukon | Canada | 60.93 | -135.08 | 2060 | 0 |
| Upper Liard | city | Northwest Territories | Canada | 60.05 | -128.88 | 1991 | 213 |
| Upper Musquodoboit | city | Nova Scotia | Canada | 45.11 | -62.91 | 830 | 149 |
| Upper Nappan | city | Nova Scotia | Canada | 45.79 | -64.20 | 42 | 11956 |
| Upper New Harbour | city | Nova Scotia | Canada | 45.24 | -61.46 | 265 | 276 |
| Upper Northfield | city | Nova Scotia | Canada | 44.51 | -64.62 | 269 | 1043 |
| Upper Ohio | city | Nova Scotia | Canada | 43.98 | -65.43 | 213 | 149 |
| Upper Squamish | city | British Columbia | Canada | 49.88 | -123.32 | 3349 | 23 |
| Upper White Head | city | Nova Scotia | Canada | 45.31 | -61.12 | 114 | 232 |
| Upsala | city | Ontario | Canada | 49.05 | -90.47 | 1669 | 0 |
| Upsalquitch | city | New Brunswick | Canada | 47.82 | -66.89 | 219 | 0 |
| Upton | city | Quebec | Canada | 45.65 | -72.70 | 200 | 2861 |
| Upton | city | Prince Edward Island | Canada | 46.34 | -62.54 | 26 | 464 |
| Uqsuqtuuq | city | Nunavut | Canada | 68.63 | -95.92 | 19 | 482 |
| Uranium City | city | Saskatchewan | Canada | 59.57 | -108.62 | 869 | 0 |
| Urbs Reginae | city | Saskatchewan | Canada | 50.45 | -104.62 | 1876 | 121197 |
| Urbs Sancti Ioannis Canadensis | city | New Brunswick | Canada | 45.23 | -66.10 | 0 | 8793 |
| Urbs Trifluvianensis | city | Quebec | Canada | 46.35 | -72.55 | 95 | 54091 |
| Usherville | city | Saskatchewan | Canada | 52.25 | -102.67 | 1801 | 0 |
| Usk | city | British Columbia | Canada | 54.63 | -128.43 | 298 | 0 |
| Utikumasis Lake | city | Alberta | Canada | 55.92 | -115.65 | 2509 | 372 |
| Utterson | city | Ontario | Canada | 45.22 | -79.33 | 1023 | 2139 |
| Uxbridge | city | Ontario | Canada | 44.10 | -79.12 | 908 | 13422 |