| Town Name | Type | Region | Province / State | County | Municipality | Population | Latitude | Longitude | |
|---|---|---|---|---|---|---|---|---|---|
| Berja | town | 12096 | 36.845161 | -2.947017 | Map | ||||
| Berlanga | village | 2486 | 38.282715 | -5.830317 | Map | ||||
| Bermeo | town | Euskadi | Bizkaia | 17078 | 43.419422 | -2.723156 | Map | ||
| Berriozar | village | 9034 | 42.835651 | -1.674572 | Map | ||||
| Bertamiráns | town | 7166 | 42.860493 | -8.651868 | Map | ||||
| Besalú | town | 2360 | 42.198643 | 2.695956 | Map | ||||
| Bescanó | town | 3505 | 41.967033 | 2.738994 | Map | ||||
| Betanzos | town | Galicia | A Coruña | 10746 | 43.279167 | -8.210633 | Map | ||
| Bétera | town | 12938 | 39.592201 | -0.462482 | Map | ||||
| Betxí | village | 5938 | 39.928829 | -0.197425 | Map | ||||
| Biar | village | 3703 | 38.630535 | -0.764667 | Map | ||||
| Bienvenida | village | Extremadura | Badajoz | 2332 | 38.298595 | -6.210107 | Map | ||
| Biescas | village | 1236 | 42.628590 | -0.321587 | Map | ||||
| Bigastro | village | 6757 | 38.062817 | -0.899675 | Map | ||||
| Bigues | village | 1654 | 41.673027 | 2.214891 | Map | ||||
| Bilbao | city | Euskal Herria / País | Bizkaia / Vizcaya | 351629 | 43.262962 | -2.934948 | Map | ||
| Binaced | village | 1318 | 41.828320 | 0.202947 | Map | ||||
| Binéfar | town | 9000 | 41.848976 | 0.295641 | Map | ||||
| Binissalem | town | 7368 | 39.688927 | 2.842053 | Map | ||||
| Biota | village | 1093 | 42.261284 | -1.188461 | Map | ||||
| Biriatou | village | 1087 | 43.333511 | -1.743188 | Map | ||||
| Blanes | village | 40000 | 41.675617 | 2.793239 | Map | ||||
| Boadilla del Monte | town | Comunidad de Madrid | Madrid | 31580 | 40.405350 | -3.876466 | Map | ||
| Bodonal de la Sierra | village | 1162 | 38.146824 | -6.560515 | Map | ||||
| Boecillo | village | 3686 | 41.540680 | -4.699379 | Map |