| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Col de Nargo | city | Cataluna | Spain | 42.17 | 1.32 | 1761 | 1548 |
| Coladilla | city | Castilla y Leon | Spain | 42.88 | -5.56 | 4189 | 1442 |
| Colador | city | Comunitat Valenciana | Spain | 39.97 | -0.22 | 354 | 18473 |
| Coldobrero | city | Asturias | Spain | 43.41 | -6.62 | 1669 | 1739 |
| Colera | city | Cataluna | Spain | 42.40 | 3.15 | 3 | 6705 |
| Coles | city | Galicia | Spain | 42.40 | -7.83 | 889 | 23078 |
| Colina | city | Castilla y Leon | Spain | 43.04 | -3.44 | 2509 | 711 |
| Colinas | city | Asturias | Spain | 43.44 | -6.39 | 1771 | 3257 |
| Colinas d'Abaxu | city | Asturias | Spain | 43.31 | -6.59 | 2509 | 1308 |
| Colinas d'Arriba | city | Asturias | Spain | 43.31 | -6.59 | 2509 | 1266 |
| Colinas de Abajo | city | Asturias | Spain | 43.31 | -6.59 | 2509 | 1308 |
| Colinas de Arriba | city | Asturias | Spain | 43.31 | -6.59 | 2509 | 1266 |
| Colinas de Trasmonte | city | Castilla y Leon | Spain | 42.00 | -5.81 | 2509 | 2293 |
| Colinas del Campo de Martin Moro | city | Castilla y Leon | Spain | 42.77 | -6.29 | 5029 | 771 |
| Colindres | city | Cantabria | Spain | 43.40 | -3.45 | 144 | 26686 |
| Colio | city | Cantabria | Spain | 43.19 | -4.63 | 1669 | 1985 |
| Coll | city | Cataluna | Spain | 42.47 | 0.77 | 4425 | 828 |
| Coll d'en Rebassa | city | Illes Balears | Spain | 39.55 | 2.70 | 16 | 86493 |
| Coll de Nargo | city | Cataluna | Spain | 42.17 | 1.32 | 1761 | 1548 |
| Coll de Negró | city | Cataluna | Spain | 42.17 | 1.32 | 1761 | 1548 |
| Coll d’en Rebassa | city | Illes Balears | Spain | 39.55 | 2.70 | 16 | 86493 |
| Collada | city | Asturias | Spain | 43.43 | -5.62 | 1669 | 48692 |
| Collada | city | Asturias | Spain | 43.36 | -6.56 | 1978 | 1490 |
| Collada | city | Asturias | Spain | 43.16 | -6.79 | 1932 | 396 |
| Colladas | city | Asturias | Spain | 43.33 | -5.55 | 1669 | 12160 |
| Colladillo | city | Castilla y Leon | Spain | 41.12 | -3.75 | 4189 | 855 |
| Collado | city | Cantabria | Spain | 43.34 | -3.63 | 1669 | 2619 |
| Collado | city | Asturias | Spain | 43.40 | -5.18 | 124 | 5910 |
| Collado | city | Asturias | Spain | 43.46 | -5.57 | 875 | 42689 |
| Collado | city | Asturias | Spain | 43.38 | -5.58 | 830 | 13348 |
| Collado | city | Cantabria | Spain | 43.35 | -3.42 | 318 | 19095 |
| Collado | city | Cantabria | Spain | 43.24 | -4.10 | 1171 | 11652 |
| Collado | city | Castilla-La Mancha | Spain | 40.44 | -1.94 | 5029 | 1431 |
| Collado | city | Castilla y Leon | Spain | 40.40 | -5.47 | 3592 | 1692 |
| Collado | city | Extremadura | Spain | 40.06 | -5.72 | 1669 | 4481 |
| Collado | city | Comunitat Valenciana | Spain | 38.37 | -0.84 | 1669 | 12201 |
| Collado Hermoso | city | Castilla y Leon | Spain | 41.04 | -3.92 | 4327 | 572 |
| Collado Mediano | city | Madrid | Spain | 40.69 | -4.03 | 3349 | 31634 |
| Collado Royo y Poviles | city | Aragon | Spain | 40.10 | -0.67 | 3349 | 477 |
| Collado Villalba | city | Madrid | Spain | 40.64 | -3.99 | 3349 | 68849 |
| Collado de Contreras | city | Castilla y Leon | Spain | 40.89 | -4.93 | 3349 | 1550 |
| Collado de Gil | city | Murcia | Spain | 38.17 | -1.47 | 1164 | 3997 |
| Collado del Lobo | city | Andalucia | Spain | 38.17 | -3.65 | 1207 | 13747 |
| Collado del Mirón | city | Castilla y Leon | Spain | 40.55 | -5.35 | 3612 | 834 |
| Collado-Villalba | city | Madrid | Spain | 40.64 | -3.99 | 3349 | 68849 |
| Collados | city | Aragon | Spain | 40.99 | -1.16 | 4189 | 901 |
| Collados | city | Castilla-La Mancha | Spain | 40.26 | -2.20 | 3454 | 538 |
| Colladín | city | Asturias | Spain | 43.39 | -5.11 | 921 | 5112 |
| Collantres | city | Galicia | Spain | 43.26 | -8.17 | 830 | 12666 |
| Collanzo | city | Asturias | Spain | 43.12 | -5.56 | 2007 | 2896 |
| Collanzo / Col.lanzo | city | Asturias | Spain | 43.12 | -5.56 | 2007 | 2896 |
| Collazos de Boedo | city | Castilla y Leon | Spain | 42.62 | -4.48 | 3349 | 470 |
| Collbato | city | Cataluna | Spain | 41.57 | 1.83 | 1033 | 23718 |
| Collblanch | city | Cataluna | Spain | 41.37 | 2.13 | 157 | 1161561 |
| Collblanch y La Torrassa | city | Cataluna | Spain | 41.37 | 2.13 | 157 | 1161561 |
| Collblanch y la Torassa | city | Cataluna | Spain | 41.37 | 2.13 | 157 | 1161561 |
| Collblanch-Torassa | city | Cataluna | Spain | 41.37 | 2.13 | 157 | 1161561 |
| Colldejou | city | Cataluna | Spain | 41.10 | 0.89 | 1233 | 1634 |
| Colle | city | Castilla y Leon | Spain | 42.84 | -5.25 | 3690 | 1087 |
| Collera | city | Asturias | Spain | 43.45 | -5.04 | 160 | 3707 |
| Colliga | city | Castilla-La Mancha | Spain | 40.05 | -2.26 | 3349 | 2226 |
| Colliguilla | city | Castilla-La Mancha | Spain | 40.05 | -2.23 | 2900 | 4665 |
| Colloto | city | Asturias | Spain | 43.38 | -5.80 | 830 | 58334 |
| Colloto/Cualloto | city | Asturias | Spain | 43.38 | -5.80 | 830 | 58334 |
| Collsuspina | city | Cataluna | Spain | 41.83 | 2.18 | 3349 | 10547 |
| Collía | city | Asturias | Spain | 43.41 | -5.19 | 413 | 5484 |
| Colmenar | city | Andalucia | Spain | 36.90 | -4.34 | 1781 | 7095 |
| Colmenar Viejo | city | Madrid | Spain | 40.66 | -3.77 | 2644 | 27250 |
| Colmenar de Montemayor | city | Castilla y Leon | Spain | 40.40 | -5.96 | 2746 | 761 |
| Colmenar de Oreja | city | Madrid | Spain | 40.11 | -3.39 | 2509 | 3328 |
| Colmenar de la Sierra | city | Castilla-La Mancha | Spain | 41.08 | -3.39 | 4347 | 61 |
| Colmenar del Arroyo | city | Madrid | Spain | 40.42 | -4.20 | 2509 | 2609 |
| Colmenarejo | city | Madrid | Spain | 40.56 | -4.01 | 2811 | 26950 |
| Colmenares | city | Castilla y Leon | Spain | 42.79 | -4.52 | 3389 | 456 |
| Colniella | city | Asturias | Spain | 43.44 | -6.32 | 1801 | 2902 |
| Colombres | city | Asturias | Spain | 43.37 | -4.54 | 223 | 3144 |
| Colomera | city | Andalucia | Spain | 37.37 | -3.71 | 2778 | 1748 |
| Colomes | city | Cataluna | Spain | 42.08 | 2.99 | 88 | 3582 |
| Colonia | city | Illes Balears | Spain | 39.73 | 3.27 | 193 | 1497 |
| Colonia | city | Andalucia | Spain | 37.98 | -3.77 | 830 | 9982 |
| Colonia Agricola | city | Madrid | Spain | 40.40 | -3.30 | 2690 | 7789 |
| Colonia Agricola El Galeón | city | Andalucia | Spain | 38.00 | -5.88 | 2509 | 1397 |
| Colonia Alfar | city | Madrid | Spain | 40.45 | -3.79 | 2509 | 326485 |
| Colonia Algarga | city | Castilla-La Mancha | Spain | 40.16 | -3.04 | 2014 | 696 |
| Colonia Alta | city | Madrid | Spain | 40.45 | -3.79 | 2509 | 326485 |
| Colonia Apeadero | city | Madrid | Spain | 40.71 | -4.07 | 3480 | 20892 |
| Colonia Casa del Conde | city | Castilla-La Mancha | Spain | 39.18 | -1.32 | 2673 | 688 |
| Colonia Clunia Sulpicia | city | Castilla y Leon | Spain | 41.79 | -3.37 | 3349 | 881 |
| Colonia El Puntal | city | Andalucia | Spain | 37.12 | -6.15 | 16 | 3575 |
| Colonia Iturraldi | city | Andalucia | Spain | 37.63 | -2.93 | 2854 | 2614 |
| Colonia La Vicaria | city | Extremadura | Spain | 38.02 | -6.33 | 1955 | 1517 |
| Colonia Santa Eulalia | city | Comunitat Valenciana | Spain | 38.57 | -0.85 | 1669 | 12097 |
| Colonia Valdelamasa | city | Madrid | Spain | 40.58 | -3.67 | 2509 | 284261 |
| Colonia de Campos | city | Illes Balears | Spain | 39.32 | 3.00 | 0 | 3425 |
| Colonia de San Pedro | city | Illes Balears | Spain | 39.73 | 3.27 | 193 | 1497 |
| Colonia de San Roman | city | Castilla-La Mancha | Spain | 39.18 | -1.32 | 2673 | 688 |
| Colonia de Santa Clara | city | Castilla-La Mancha | Spain | 40.72 | -2.85 | 3385 | 883 |
| Colonia de Santa Eulalia | city | Comunitat Valenciana | Spain | 38.57 | -0.85 | 1669 | 12097 |
| Colonia de Tormos | city | Aragon | Spain | 42.10 | -0.67 | 1669 | 492 |
| Colonia de Tornos | city | Aragon | Spain | 42.10 | -0.67 | 1669 | 492 |
| Colonia de Valverde | city | Madrid | Spain | 40.40 | -3.30 | 2690 | 7789 |
| Colonia de la Estación | city | Castilla y Leon | Spain | 40.60 | -6.82 | 2509 | 3800 |
| Colonia de la Sierra de Salinas | city | Comunitat Valenciana | Spain | 38.53 | -0.99 | 2893 | 3660 |
| Colonia la Granja | city | Extremadura | Spain | 40.16 | -6.89 | 1669 | 1342 |
| Colsa | city | Cantabria | Spain | 43.15 | -4.27 | 2070 | 570 |
| Columbiello | city | Asturias | Spain | 43.14 | -5.82 | 1866 | 10569 |
| Columbrianos | city | Castilla y Leon | Spain | 42.57 | -6.61 | 1837 | 31215 |
| Colunga | city | Asturias | Spain | 43.49 | -5.27 | 167 | 3007 |
| Colungo | city | Aragon | Spain | 42.17 | 0.07 | 2007 | 573 |
| Colúns | city | Galicia | Spain | 42.95 | -9.03 | 902 | 2553 |