| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Cobatillas | city | Aragon | Spain | 40.67 | -0.74 | 4189 | 259 |
| Codo | city | Aragon | Spain | 41.33 | -0.75 | 1161 | 659 |
| Codos | city | Aragon | Spain | 41.29 | -1.37 | 2624 | 600 |
| Cofita | city | Aragon | Spain | 41.99 | 0.20 | 984 | 5482 |
| Collado Royo y Poviles | city | Aragon | Spain | 40.10 | -0.67 | 3349 | 477 |
| Collados | city | Aragon | Spain | 40.99 | -1.16 | 4189 | 901 |
| Colonia de Tormos | city | Aragon | Spain | 42.10 | -0.67 | 1669 | 492 |
| Colonia de Tornos | city | Aragon | Spain | 42.10 | -0.67 | 1669 | 492 |
| Colungo | city | Aragon | Spain | 42.17 | 0.07 | 2007 | 573 |
| Conchel | city | Aragon | Spain | 41.88 | 0.14 | 830 | 6587 |
| Concilio | city | Aragon | Spain | 42.30 | -0.74 | 1768 | 569 |
| Concud | city | Aragon | Spain | 40.38 | -1.15 | 3349 | 11948 |
| Contamina | city | Aragon | Spain | 41.31 | -1.92 | 2509 | 1464 |
| Corbalán | city | Aragon | Spain | 40.40 | -0.99 | 4189 | 746 |
| Corbatón | city | Aragon | Spain | 40.78 | -1.09 | 4189 | 155 |
| Corona de Santa Lucia | city | Aragon | Spain | 42.59 | -0.76 | 2509 | 416 |
| Cortalavina | city | Aragon | Spain | 42.56 | 0.17 | 3349 | 314 |
| Cortes de Aragón | city | Aragon | Spain | 40.97 | -0.84 | 3349 | 310 |
| Cortillas | city | Aragon | Spain | 42.53 | -0.22 | 4468 | 258 |
| Cosa | city | Aragon | Spain | 40.83 | -1.14 | 4189 | 363 |
| Coscajuela de Sobrarbe | city | Aragon | Spain | 42.36 | 0.16 | 1863 | 537 |
| Coscojuela de Fantova | city | Aragon | Spain | 42.14 | 0.17 | 1824 | 601 |
| Coscojuela de Sobrarbe | city | Aragon | Spain | 42.36 | 0.16 | 1863 | 537 |
| Coscullano | city | Aragon | Spain | 42.19 | -0.24 | 2509 | 271 |
| Costeán | city | Aragon | Spain | 42.09 | 0.18 | 1669 | 4158 |
| Cosuenda | city | Aragon | Spain | 41.37 | -1.30 | 2509 | 1630 |