| Holbeach to Collegno | 633.73 mi (1,019.89 km) |
| Holbeach to Cologno al Serio | 662.25 mi (1,065.78 km) |
| Holbeach to Cologno Monzese | 652.99 mi (1,050.88 km) |
| Holbeach to Colorno | 718.11 mi (1,155.68 km) |
| Holbeach to Comacchio | 785.87 mi (1,264.73 km) |
| Holbeach to Comiso | 1,302.08 mi (2,095.50 km) |
| Holbeach to Como | 631.83 mi (1,016.83 km) |
| Holbeach to Concordia Sagittaria | 753.70 mi (1,212.97 km) |
| Holbeach to Concorezzo | 651.25 mi (1,048.09 km) |
| Holbeach to Conegliano | 729.04 mi (1,173.28 km) |
| Holbeach to Conselice | 784.65 mi (1,262.77 km) |
| Holbeach to Conselve | 747.87 mi (1,203.57 km) |
| Holbeach to Conversano | 1,143.76 mi (1,840.71 km) |
| Holbeach to Copertino | 1,212.09 mi (1,950.66 km) |
| Holbeach to Copparo | 764.24 mi (1,229.92 km) |
