| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Cua | city | Asturias | Spain | 43.37 | -5.24 | 282 | 4512 |
| Cuacos | city | Extremadura | Spain | 40.11 | -5.72 | 1669 | 4260 |
| Cuacos de Yuste | city | Extremadura | Spain | 40.11 | -5.72 | 1669 | 4260 |
| Cuadonga | city | Asturias | Spain | 43.31 | -5.06 | 1213 | 1779 |
| Cuadonga/Covadonga | city | Asturias | Spain | 43.31 | -5.06 | 1213 | 1779 |
| Cuadra | city | Asturias | Spain | 43.47 | -5.75 | 367 | 90219 |
| Cuadramón | city | Galicia | Spain | 43.48 | -7.50 | 1669 | 2178 |
| Cuadriellas de Villaláez | city | Asturias | Spain | 43.13 | -6.50 | 3349 | 2240 |
| Cuadrillero de los Dieces | city | Castilla y Leon | Spain | 41.11 | -5.96 | 2582 | 1142 |
| Cuadrilleros de Gusanos | city | Castilla y Leon | Spain | 41.15 | -6.08 | 2509 | 575 |
| Cuadros | city | Castilla y Leon | Spain | 42.71 | -5.64 | 2890 | 1997 |
| Cuadrovena | city | Asturias | Spain | 43.38 | -5.20 | 173 | 5452 |
| Cualedro | city | Galicia | Spain | 41.99 | -7.59 | 2936 | 2136 |
| Cualloto | city | Asturias | Spain | 43.38 | -5.80 | 830 | 58334 |
| Cuardo | city | Castilla y Leon | Spain | 42.79 | -4.85 | 3746 | 8457 |
| Cuart de Poblet | city | Comunitat Valenciana | Spain | 39.48 | -0.43 | 55 | 368406 |
| Cuart de les Valls | city | Comunitat Valenciana | Spain | 39.73 | -0.27 | 144 | 33454 |
| Cuarte | city | Aragon | Spain | 42.12 | -0.47 | 1669 | 19868 |
| Cuarte de Huerva | city | Aragon | Spain | 41.59 | -0.93 | 1020 | 81083 |
| Cuarteles de la Osa | city | Extremadura | Spain | 38.63 | -5.88 | 1669 | 834 |
| Cuartell | city | Comunitat Valenciana | Spain | 39.73 | -0.27 | 144 | 33454 |
| Cuartiles de la Osa y las Navas | city | Extremadura | Spain | 38.63 | -5.88 | 1669 | 834 |
| Cuartos Nuevos de Abajo | city | Andalucia | Spain | 37.90 | -2.34 | 3349 | 453 |
| Cuatretonda | city | Comunitat Valenciana | Spain | 38.95 | -0.40 | 846 | 9895 |
| Cuatretondeta | city | Comunitat Valenciana | Spain | 38.72 | -0.32 | 2509 | 1233 |
| Cuatro Vientos | city | Madrid | Spain | 40.37 | -3.78 | 2509 | 387111 |
| Cuaña | city | Asturias | Spain | 43.51 | -6.76 | 239 | 5943 |