| Roma to Cocentaina | 5,524.42 mi (8,890.70 km) |
| Roma to Coin | 5,371.27 mi (8,644.22 km) |
| Roma to Colindres | 5,248.17 mi (8,446.11 km) |
| Roma to Collado-Villalba | 5,297.57 mi (8,525.62 km) |
| Roma to Colmenar Viejo | 5,308.51 mi (8,543.23 km) |
| Roma to Colmenarejo | 5,299.16 mi (8,528.17 km) |
| Roma to Conil de la Frontera | 5,314.48 mi (8,552.82 km) |
| Roma to Consuegra | 5,349.65 mi (8,609.42 km) |
| Roma to Corbera de Llobregat | 5,554.65 mi (8,939.34 km) |
| Roma to Cordoba | 5,335.81 mi (8,587.16 km) |
| Roma to Coria del Rio | 5,288.47 mi (8,510.97 km) |
| Roma to Crevillente | 5,521.46 mi (8,885.93 km) |
| Roma to Cuarte de Huerva | 5,417.17 mi (8,718.09 km) |
| Roma to Cubellas | 5,549.16 mi (8,930.51 km) |
| Roma to Cuellar | 5,261.94 mi (8,468.27 km) |
