| Viterbo to Cartagena | 767.27 mi (1,234.80 km) |
| Viterbo to Cartama | 972.48 mi (1,565.06 km) |
| Viterbo to Cartaya | 1,078.32 mi (1,735.39 km) |
| Viterbo to Caspe | 629.71 mi (1,013.42 km) |
| Viterbo to Cassa de la Selva | 473.96 mi (762.76 km) |
| Viterbo to Castalla | 720.28 mi (1,159.17 km) |
| Viterbo to Castellbisbal | 523.89 mi (843.12 km) |
| Viterbo to Castelldefels | 526.81 mi (847.83 km) |
| Viterbo to Castello de Ampurias | 461.07 mi (742.03 km) |
| Viterbo to Castellon de la Plana | 652.38 mi (1,049.90 km) |
| Viterbo to Castilleja de la Cuesta | 1,020.76 mi (1,642.75 km) |
| Viterbo to Catarroja | 684.82 mi (1,102.11 km) |
| Viterbo to Catral | 740.27 mi (1,191.35 km) |
| Viterbo to Caudete | 732.62 mi (1,179.04 km) |
| Viterbo to Cehegin | 790.50 mi (1,272.18 km) |
