| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Ubera | city | Euskadi | Spain | 43.14 | -2.46 | 830 | 28621 |
| Ucharain | city | Euskadi | Spain | 43.20 | -2.82 | 830 | 31933 |
| Udala | city | Euskadi | Spain | 43.08 | -2.52 | 1158 | 32491 |
| Ugao / Miraballes | city | Euskadi | Spain | 43.18 | -2.90 | 830 | 81860 |
| Ugaran | city | Euskadi | Spain | 43.34 | -2.51 | 213 | 9284 |
| Ugarana | city | Euskadi | Spain | 43.14 | -2.75 | 830 | 7546 |
| Ugarte | city | Euskadi | Spain | 43.13 | -2.78 | 830 | 5905 |
| Ugarte | city | Euskadi | Spain | 43.07 | -2.08 | 830 | 8833 |
| Ugarte | city | Euskadi | Spain | 43.29 | -3.01 | 16 | 317093 |
| Ugarte | city | Euskadi | Spain | 43.05 | -2.97 | 1669 | 8387 |
| Ugarte de Mugica | city | Euskadi | Spain | 43.29 | -2.71 | 131 | 19279 |
| Ugarte de Zaldu | city | Euskadi | Spain | 43.18 | -3.03 | 941 | 8731 |
| Ugarte zeharbidea | city | Euskadi | Spain | 43.29 | -3.01 | 16 | 317093 |
| Ugazua | city | Euskadi | Spain | 43.01 | -2.52 | 2509 | 11938 |
| Ullibarri Viña | city | Euskadi | Spain | 42.88 | -2.76 | 1669 | 51405 |
| Ullibarri de Los Olleros/Uribarri Nagusia | city | Euskadi | Spain | 42.79 | -2.60 | 2509 | 34492 |
| Ullivarri de los Olleros | city | Euskadi | Spain | 42.79 | -2.60 | 2509 | 34492 |
| Ullivarri-Arana | city | Euskadi | Spain | 42.76 | -2.32 | 3349 | 633 |
| Ullivarri-Arrazua | city | Euskadi | Spain | 42.89 | -2.59 | 1728 | 41674 |
| Ullivarri-Gamboa | city | Euskadi | Spain | 42.94 | -2.61 | 1735 | 13559 |
| Ullíbarri Arana | city | Euskadi | Spain | 42.76 | -2.32 | 3349 | 633 |
| Ullíbarri de los Olleros | city | Euskadi | Spain | 42.79 | -2.60 | 2509 | 34492 |
| Ullíbarri-Gamboa | city | Euskadi | Spain | 42.94 | -2.61 | 1735 | 13559 |
| Ullívarri-Viña | city | Euskadi | Spain | 42.88 | -2.76 | 1669 | 51405 |
| Uncella | city | Euskadi | Spain | 43.04 | -2.54 | 1000 | 21088 |
| Undagoilia | city | Euskadi | Spain | 43.23 | -2.67 | 1669 | 10544 |
| Undagoitia | city | Euskadi | Spain | 43.23 | -2.67 | 1669 | 10544 |
| Undurraga | city | Euskadi | Spain | 43.08 | -2.74 | 1128 | 1887 |
| Untxigoiti | city | Euskadi | Spain | 43.23 | -2.67 | 1669 | 10544 |
| Untzaga | city | Euskadi | Spain | 42.98 | -2.96 | 2509 | 4701 |
| Untzaga / Unzá | city | Euskadi | Spain | 42.98 | -2.96 | 2509 | 4701 |
| Untzilla | city | Euskadi | Spain | 43.04 | -2.54 | 1000 | 21088 |
| Untzurruntzagagoena | city | Euskadi | Spain | 42.97 | -2.27 | 2509 | 3762 |
| Unza | city | Euskadi | Spain | 42.98 | -2.96 | 2509 | 4701 |
| Urabaín | city | Euskadi | Spain | 42.86 | -2.29 | 1945 | 1223 |
| Urarte | city | Euskadi | Spain | 42.70 | -2.59 | 2509 | 335 |
| Urbi | city | Euskadi | Spain | 43.24 | -2.87 | 291 | 189374 |
| Urbilana | city | Euskadi | Spain | 42.83 | -2.93 | 1876 | 178 |
| Urbina | city | Euskadi | Spain | 42.95 | -2.64 | 1814 | 17001 |
| Urbisu | city | Euskadi | Spain | 42.70 | -2.34 | 1817 | 1059 |
| Urdaiaga | city | Euskadi | Spain | 43.27 | -2.06 | 62 | 99015 |
| Urduña | city | Euskadi | Spain | 42.99 | -3.01 | 921 | 8217 |
| Urduña / Orduña | city | Euskadi | Spain | 42.99 | -3.01 | 921 | 8217 |
| Urduña-Orduña | city | Euskadi | Spain | 42.99 | -3.01 | 921 | 8217 |
| Urdúliz | city | Euskadi | Spain | 43.38 | -2.95 | 246 | 55494 |
| Uresaranse | city | Euskadi | Spain | 43.43 | -2.93 | 380 | 10644 |
| Urgoili | city | Euskadi | Spain | 43.23 | -2.82 | 830 | 43571 |
| Urgoiti | city | Euskadi | Spain | 43.23 | -2.82 | 830 | 43571 |
| Uribarri | city | Euskadi | Spain | 43.01 | -2.42 | 1742 | 10283 |
| Uribarri | city | Euskadi | Spain | 43.06 | -2.50 | 830 | 35017 |
| Uribarri | city | Euskadi | Spain | 43.04 | -2.58 | 1669 | 5066 |
| Uribarri | city | Euskadi | Spain | 43.32 | -2.58 | 1669 | 2377 |
| Uribarri Arrazua | city | Euskadi | Spain | 42.89 | -2.59 | 1728 | 41674 |
| Uribarri Dibiña | city | Euskadi | Spain | 42.88 | -2.76 | 1669 | 51405 |
| Uribarri Dibiña / Ullibarri Viña | city | Euskadi | Spain | 42.88 | -2.76 | 1669 | 51405 |
| Uribarri Ganboa | city | Euskadi | Spain | 42.94 | -2.61 | 1735 | 13559 |
| Uribarri Gaubea | city | Euskadi | Spain | 42.85 | -3.10 | 1771 | 300 |
| Uribarri Harana | city | Euskadi | Spain | 42.76 | -2.32 | 3349 | 633 |
| Uribarri Harana / Ullíbarri Arana | city | Euskadi | Spain | 42.76 | -2.32 | 3349 | 633 |
| Uribarri Nagusia | city | Euskadi | Spain | 42.79 | -2.60 | 2509 | 34492 |
| Uribarri Nagusia / Ullibarri de los Olleros | city | Euskadi | Spain | 42.79 | -2.60 | 2509 | 34492 |
| Uribe | city | Euskadi | Spain | 43.10 | -2.77 | 905 | 2972 |
| Uribe-Zelay | city | Euskadi | Spain | 43.10 | -2.77 | 905 | 2972 |
| Urigoiti | city | Euskadi | Spain | 43.09 | -2.84 | 2076 | 2117 |
| Uriona | city | Euskadi | Spain | 42.55 | -2.67 | 1669 | 2393 |
| Uriondo | city | Euskadi | Spain | 43.22 | -2.87 | 830 | 161960 |
| Urivarri | city | Euskadi | Spain | 43.04 | -2.58 | 1669 | 5066 |
| Urizahar | city | Euskadi | Spain | 42.90 | -2.55 | 1742 | 11565 |
| Urizaharra | city | Euskadi | Spain | 42.64 | -2.71 | 2509 | 496 |
| Urizaharra / Peñacerrada | city | Euskadi | Spain | 42.64 | -2.71 | 2509 | 496 |
| Urizar | city | Euskadi | Spain | 42.90 | -2.55 | 1742 | 11565 |
| Urizar de Leoniz | city | Euskadi | Spain | 43.41 | -2.90 | 830 | 11899 |
| Urkiola | city | Euskadi | Spain | 43.10 | -2.64 | 2870 | 4939 |
| Urkiolako natura parkea | city | Euskadi | Spain | 43.10 | -2.64 | 2870 | 4939 |
| Urkizaur | city | Euskadi | Spain | 43.43 | -2.81 | 206 | 12826 |
| Urkizu | city | Euskadi | Spain | 43.18 | -2.77 | 830 | 16779 |
| Urkizu | city | Euskadi | Spain | 43.13 | -2.11 | 830 | 23985 |
| Urkizuaran | city | Euskadi | Spain | 43.12 | -2.53 | 885 | 22768 |
| Urnieta | city | Euskadi | Spain | 43.25 | -1.99 | 295 | 101259 |
| Urquiola | city | Euskadi | Spain | 43.10 | -2.64 | 2870 | 4939 |
| Urquizaur | city | Euskadi | Spain | 43.43 | -2.81 | 206 | 12826 |
| Urquizu | city | Euskadi | Spain | 43.13 | -2.11 | 830 | 23985 |
| Urquizu | city | Euskadi | Spain | 43.18 | -2.77 | 830 | 16779 |
| Urquizuarán | city | Euskadi | Spain | 43.12 | -2.53 | 885 | 22768 |
| Urrejola | city | Euskadi | Spain | 43.08 | -2.94 | 921 | 8141 |
| Urresti | city | Euskadi | Spain | 43.36 | -2.92 | 134 | 38576 |
| Urrestieta | city | Euskadi | Spain | 43.23 | -3.16 | 1010 | 14261 |
| Urrestilla | city | Euskadi | Spain | 43.16 | -2.24 | 967 | 14136 |
| Urretxu | city | Euskadi | Spain | 43.09 | -2.32 | 1669 | 25866 |
| Urrexola | city | Euskadi | Spain | 43.08 | -2.94 | 921 | 8141 |
| Urrexola | city | Euskadi | Spain | 43.01 | -2.45 | 1669 | 13045 |
| Urriola | city | Euskadi | Spain | 43.29 | -2.56 | 830 | 2579 |
| Urrucundu | city | Euskadi | Spain | 43.08 | -2.73 | 1669 | 1652 |
| Urrunaga | city | Euskadi | Spain | 42.96 | -2.65 | 1751 | 16264 |
| Urrutia | city | Euskadi | Spain | 43.34 | -2.51 | 255 | 9588 |
| Urruxola | city | Euskadi | Spain | 43.01 | -2.45 | 1669 | 13045 |
| Urréjola | city | Euskadi | Spain | 43.01 | -2.45 | 1669 | 13045 |
| Ursuarán | city | Euskadi | Spain | 42.97 | -2.23 | 2637 | 7163 |
| Urteta | city | Euskadi | Spain | 43.27 | -2.17 | 387 | 26409 |
| Urtsuaran | city | Euskadi | Spain | 42.97 | -2.23 | 2637 | 7163 |
| Urtuella | city | Euskadi | Spain | 43.31 | -3.05 | 180 | 192565 |
| Urturi | city | Euskadi | Spain | 42.66 | -2.51 | 2591 | 513 |
| Urízar de Lemóniz | city | Euskadi | Spain | 43.41 | -2.90 | 830 | 11899 |
| Usansolo | city | Euskadi | Spain | 43.22 | -2.82 | 830 | 34334 |
| Usparicha | city | Euskadi | Spain | 43.27 | -2.69 | 328 | 20275 |
| Usparitxa | city | Euskadi | Spain | 43.27 | -2.69 | 328 | 20275 |
| Ustara | city | Euskadi | Spain | 43.19 | -2.95 | 830 | 113295 |
| Usúrbil | city | Euskadi | Spain | 43.27 | -2.05 | 262 | 99015 |
| Uzarraga | city | Euskadi | Spain | 43.11 | -2.39 | 951 | 16452 |
| Uzkiano | city | Euskadi | Spain | 43.00 | -2.94 | 2509 | 4987 |
| Uzquiano | city | Euskadi | Spain | 43.00 | -2.94 | 2509 | 4987 |