| Formello to Cartagena | 773.44 mi (1,244.73 km) |
| Formello to Cartama | 979.95 mi (1,577.09 km) |
| Formello to Cartaya | 1,088.30 mi (1,751.44 km) |
| Formello to Caspe | 643.93 mi (1,036.30 km) |
| Formello to Cassa de la Selva | 489.15 mi (787.21 km) |
| Formello to Castalla | 728.39 mi (1,172.23 km) |
| Formello to Castellbisbal | 538.06 mi (865.92 km) |
| Formello to Castelldefels | 540.38 mi (869.66 km) |
| Formello to Castello de Ampurias | 477.45 mi (768.38 km) |
| Formello to Castellon de la Plana | 663.40 mi (1,067.64 km) |
| Formello to Castilleja de la Cuesta | 1,030.26 mi (1,658.05 km) |
| Formello to Catarroja | 694.64 mi (1,117.91 km) |
| Formello to Catral | 747.51 mi (1,202.99 km) |
| Formello to Caudete | 741.23 mi (1,192.90 km) |
| Formello to Cehegin | 798.41 mi (1,284.92 km) |
