| Town Name | Type | Region | Province / State | County | Municipality | Population | Latitude | Longitude | |
|---|---|---|---|---|---|---|---|---|---|
| Tortosa | town | Tarragona | 27308 | 40.811192 | 0.520749 | Map | |||
| Tossa de Mar | town | 5464 | 41.719776 | 2.931216 | Map | ||||
| Totana | town | 24980 | 37.771004 | -1.500162 | Map | ||||
| Tous | village | 1268 | 39.139351 | -0.587333 | Map | ||||
| Traiguera | village | 1700 | 40.524651 | 0.289984 | Map | ||||
| Traspinedo | village | 1032 | 41.575943 | -4.474699 | Map | ||||
| Trebujena | village | 7034 | 36.869476 | -6.175454 | Map | ||||
| Tremp | town | 5286 | 42.166622 | 0.894807 | Map | ||||
| Tres Cantos | town | Comunidad de Madrid | Madrid | 41147 | 40.606583 | -3.706533 | Map | ||
| Trigueros | village | Andalucía | Huelva | 7729 | 37.381805 | -6.830512 | Map | ||
| Trillo | village | 1102 | 40.701431 | -2.593018 | Map | ||||
| Trintxerpe | town | 6037 | 43.323517 | -1.931655 | Map | ||||
| Trujillanos | village | 1433 | 38.951115 | -6.258779 | Map | ||||
| Trujillo | town | Extremadura | Cáceres | 9766 | 39.460529 | -5.881392 | Map | ||
| Tudela | town | 35268 | 42.063919 | -1.605192 | Map | ||||
| Tudela de Duero | village | 7818 | 41.584694 | -4.580254 | Map | ||||
| Tuéjar | town | 1201 | 39.765335 | -1.040618 | Map | ||||
| Tui | town | 6098 | 42.049999 | -8.644355 | Map | ||||
| Turís | village | 6546 | 39.389874 | -0.710492 | Map | ||||
| Turón | village | 4410 | 43.209270 | -5.742077 | Map | ||||
| Turre | village | 3334 | 37.152370 | -1.894537 | Map | ||||
| Úbeda | town | 34839 | 38.011585 | -3.371545 | Map | ||||
| Ubrique | town | Andalucía | Cádiz | 16915 | 36.679749 | -5.445195 | Map | ||
| Ugao-Miraballes | village | Euskal Herria / País | Bizkaia / Vizcaya | 4023 | 43.180374 | -2.901608 | Map | ||
| Ugena | village | Castilla-La Mancha | Toledo | 3700 | 40.157417 | -3.876699 | Map |