| Tarquinia to Chitila | 730.24 mi (1,175.21 km) |
| Tarquinia to Cisnadie | 660.20 mi (1,062.48 km) |
| Tarquinia to Cluj-Napoca | 660.13 mi (1,062.38 km) |
| Tarquinia to Codlea | 719.99 mi (1,158.71 km) |
| Tarquinia to Comanesti | 779.97 mi (1,255.25 km) |
| Tarquinia to Comarnic | 722.04 mi (1,162.01 km) |
| Tarquinia to Constanta | 858.63 mi (1,381.84 km) |
| Tarquinia to Corabia | 651.89 mi (1,049.12 km) |
| Tarquinia to Costesti | 678.27 mi (1,091.57 km) |
| Tarquinia to Covasna | 757.21 mi (1,218.61 km) |
| Tarquinia to Craiova | 622.77 mi (1,002.25 km) |
| Tarquinia to Cristuru Secuiesc | 712.75 mi (1,147.05 km) |
| Tarquinia to Cugir | 626.91 mi (1,008.92 km) |
| Tarquinia to Cumpana | 854.61 mi (1,375.35 km) |
| Tarquinia to Curtea de Arges | 674.90 mi (1,086.15 km) |
