| Siverek to Collegno | 1,708.51 mi (2,749.57 km) |
| Siverek to Cologno al Serio | 1,610.64 mi (2,592.07 km) |
| Siverek to Cologno Monzese | 1,630.22 mi (2,623.58 km) |
| Siverek to Colorno | 1,571.02 mi (2,528.31 km) |
| Siverek to Comacchio | 1,481.37 mi (2,384.03 km) |
| Siverek to Comiso | 1,354.75 mi (2,180.27 km) |
| Siverek to Como | 1,642.36 mi (2,643.13 km) |
| Siverek to Concordia Sagittaria | 1,463.73 mi (2,355.65 km) |
| Siverek to Concorezzo | 1,628.10 mi (2,620.17 km) |
| Siverek to Conegliano | 1,491.51 mi (2,400.35 km) |
| Siverek to Conselice | 1,496.39 mi (2,408.21 km) |
| Siverek to Conselve | 1,502.96 mi (2,418.79 km) |
| Siverek to Conversano | 1,203.21 mi (1,936.37 km) |
| Siverek to Copertino | 1,152.10 mi (1,854.13 km) |
| Siverek to Copparo | 1,500.57 mi (2,414.94 km) |
