| Viterbo to Carmignano | 111.08 mi (178.77 km) |
| Viterbo to Carovigno | 311.05 mi (500.59 km) |
| Viterbo to Carpenedolo | 219.95 mi (353.98 km) |
| Viterbo to Carpi | 174.43 mi (280.71 km) |
| Viterbo to Carrara | 152.76 mi (245.84 km) |
| Viterbo to Carugate | 256.45 mi (412.72 km) |
| Viterbo to Casal di Principe | 142.59 mi (229.47 km) |
| Viterbo to Casale Monferrato | 261.27 mi (420.47 km) |
| Viterbo to Casale sul Sile | 220.11 mi (354.23 km) |
| Viterbo to Casalecchio di Reno | 148.48 mi (238.95 km) |
| Viterbo to Casalgrande | 164.59 mi (264.88 km) |
| Viterbo to Casalmaggiore | 196.42 mi (316.10 km) |
| Viterbo to Casalnuovo di Napoli | 155.57 mi (250.36 km) |
| Viterbo to Casalpusterlengo | 226.52 mi (364.55 km) |
| Viterbo to Casaluce | 145.91 mi (234.82 km) |
