| Slough to Collegno | 580.79 mi (934.69 km) |
| Slough to Cologno al Serio | 622.70 mi (1,002.14 km) |
| Slough to Cologno Monzese | 611.08 mi (983.44 km) |
| Slough to Colorno | 678.01 mi (1,091.16 km) |
| Slough to Comacchio | 752.19 mi (1,210.53 km) |
| Slough to Comiso | 1,250.56 mi (2,012.58 km) |
| Slough to Como | 590.67 mi (950.59 km) |
| Slough to Concordia Sagittaria | 728.92 mi (1,173.09 km) |
| Slough to Concorezzo | 609.99 mi (981.68 km) |
| Slough to Conegliano | 702.85 mi (1,131.13 km) |
| Slough to Conselice | 748.57 mi (1,204.70 km) |
| Slough to Conselve | 715.89 mi (1,152.11 km) |
| Slough to Conversano | 1,111.21 mi (1,788.32 km) |
| Slough to Copertino | 1,179.96 mi (1,898.96 km) |
| Slough to Copparo | 730.22 mi (1,175.17 km) |
