| Castro Daire to Collegno | 833.50 mi (1,341.39 km) |
| Castro Daire to Cologno al Serio | 942.27 mi (1,516.44 km) |
| Castro Daire to Cologno Monzese | 921.56 mi (1,483.11 km) |
| Castro Daire to Colorno | 965.39 mi (1,553.65 km) |
| Castro Daire to Comacchio | 1,050.08 mi (1,689.94 km) |
| Castro Daire to Comiso | 1,237.86 mi (1,992.14 km) |
| Castro Daire to Como | 917.60 mi (1,476.74 km) |
| Castro Daire to Concordia Sagittaria | 1,093.61 mi (1,759.99 km) |
| Castro Daire to Concorezzo | 925.31 mi (1,489.14 km) |
| Castro Daire to Conegliano | 1,069.08 mi (1,720.51 km) |
| Castro Daire to Conselice | 1,031.40 mi (1,659.88 km) |
| Castro Daire to Conselve | 1,040.26 mi (1,674.14 km) |
| Castro Daire to Conversano | 1,303.05 mi (2,097.06 km) |
| Castro Daire to Copertino | 1,359.12 mi (2,187.30 km) |
| Castro Daire to Copparo | 1,035.00 mi (1,665.67 km) |
