| Tarquinia to Collegno | 286.14 mi (460.49 km) |
| Tarquinia to Cologno al Serio | 252.05 mi (405.63 km) |
| Tarquinia to Cologno Monzese | 257.97 mi (415.16 km) |
| Tarquinia to Colorno | 197.76 mi (318.26 km) |
| Tarquinia to Comacchio | 170.68 mi (274.69 km) |
| Tarquinia to Comiso | 396.14 mi (637.53 km) |
| Tarquinia to Como | 279.48 mi (449.78 km) |
| Tarquinia to Concordia Sagittaria | 249.03 mi (400.78 km) |
| Tarquinia to Concorezzo | 260.31 mi (418.93 km) |
| Tarquinia to Conegliano | 252.76 mi (406.79 km) |
| Tarquinia to Conselice | 156.72 mi (252.21 km) |
| Tarquinia to Conselve | 206.26 mi (331.94 km) |
| Tarquinia to Conversano | 290.71 mi (467.85 km) |
| Tarquinia to Copertino | 354.33 mi (570.24 km) |
| Tarquinia to Copparo | 183.19 mi (294.82 km) |
