| Cwmbran to Cortona | 906.10 mi (1,458.23 km) |
| Cwmbran to Cosenza | 1,257.82 mi (2,024.26 km) |
| Cwmbran to Cossato | 660.60 mi (1,063.13 km) |
| Cwmbran to Costa Volpino | 718.90 mi (1,156.96 km) |
| Cwmbran to Creazzo | 784.07 mi (1,261.84 km) |
| Cwmbran to Crema | 724.16 mi (1,165.42 km) |
| Cwmbran to Cremona | 747.59 mi (1,203.14 km) |
| Cwmbran to Crevalcore | 807.57 mi (1,299.65 km) |
| Cwmbran to Crispiano | 1,227.37 mi (1,975.25 km) |
| Cwmbran to Crosia | 1,262.29 mi (2,031.47 km) |
| Cwmbran to Crotone | 1,299.67 mi (2,091.61 km) |
| Cwmbran to Cuneo | 699.35 mi (1,125.50 km) |
| Cwmbran to Cuorgne | 651.31 mi (1,048.18 km) |
| Cwmbran to Cusano Milanino | 697.61 mi (1,122.70 km) |
| Cwmbran to Cutro | 1,297.53 mi (2,088.17 km) |
