| Tarquinia to Cortona | 71.89 mi (115.69 km) |
| Tarquinia to Cosenza | 311.06 mi (500.61 km) |
| Tarquinia to Cossato | 290.56 mi (467.62 km) |
| Tarquinia to Costa Volpino | 260.76 mi (419.65 km) |
| Tarquinia to Creazzo | 227.32 mi (365.83 km) |
| Tarquinia to Crema | 238.89 mi (384.46 km) |
| Tarquinia to Cremona | 217.05 mi (349.31 km) |
| Tarquinia to Crevalcore | 173.17 mi (278.69 km) |
| Tarquinia to Crispiano | 305.71 mi (492.00 km) |
| Tarquinia to Crosia | 320.55 mi (515.87 km) |
| Tarquinia to Crotone | 355.93 mi (572.82 km) |
| Tarquinia to Cuneo | 257.73 mi (414.77 km) |
| Tarquinia to Cuorgne | 298.23 mi (479.96 km) |
| Tarquinia to Cusano Milanino | 261.54 mi (420.90 km) |
| Tarquinia to Cutro | 352.68 mi (567.59 km) |
