| Hwlffordd to Collegno | 737.36 mi (1,186.67 km) |
| Hwlffordd to Cologno al Serio | 792.87 mi (1,276.01 km) |
| Hwlffordd to Cologno Monzese | 779.26 mi (1,254.09 km) |
| Hwlffordd to Colorno | 846.92 mi (1,362.98 km) |
| Hwlffordd to Comacchio | 925.78 mi (1,489.91 km) |
| Hwlffordd to Comiso | 1,400.74 mi (2,254.28 km) |
| Hwlffordd to Como | 759.88 mi (1,222.91 km) |
| Hwlffordd to Concordia Sagittaria | 908.82 mi (1,462.60 km) |
| Hwlffordd to Concorezzo | 778.79 mi (1,253.34 km) |
| Hwlffordd to Conegliano | 882.09 mi (1,419.59 km) |
| Hwlffordd to Conselice | 920.23 mi (1,480.97 km) |
| Hwlffordd to Conselve | 891.12 mi (1,434.12 km) |
| Hwlffordd to Conversano | 1,283.36 mi (2,065.37 km) |
| Hwlffordd to Copertino | 1,352.16 mi (2,176.09 km) |
| Hwlffordd to Copparo | 903.76 mi (1,454.45 km) |
