| Viterbo to Chivasso | 284.37 mi (457.66 km) |
| Viterbo to Ciampino | 49.73 mi (80.03 km) |
| Viterbo to Cicciano | 160.52 mi (258.33 km) |
| Viterbo to Cingoli | 86.38 mi (139.02 km) |
| Viterbo to Cinisello Balsamo | 259.61 mi (417.80 km) |
| Viterbo to Cinisi | 298.42 mi (480.26 km) |
| Viterbo to Cirie | 297.03 mi (478.02 km) |
| Viterbo to Ciro Marina | 336.39 mi (541.36 km) |
| Viterbo to Cislago | 272.23 mi (438.11 km) |
| Viterbo to Cisterna di Latina | 68.22 mi (109.78 km) |
| Viterbo to Cisternino | 298.98 mi (481.16 km) |
| Viterbo to Citta di Castello | 72.35 mi (116.44 km) |
| Viterbo to Citta Sant'Angelo | 99.40 mi (159.97 km) |
| Viterbo to Cittadella | 223.84 mi (360.23 km) |
| Viterbo to Cittanova | 350.45 mi (563.99 km) |
