| Saint-Omer to Castle Bromwich | 211.74 mi (340.76 km) |
| Saint-Omer to Castleford | 255.80 mi (411.67 km) |
| Saint-Omer to Castleton | 271.71 mi (437.28 km) |
| Saint-Omer to Caterham | 108.25 mi (174.21 km) |
| Saint-Omer to Catford | 110.08 mi (177.16 km) |
| Saint-Omer to Caversham | 148.80 mi (239.47 km) |
| Saint-Omer to Chaddesden | 218.27 mi (351.26 km) |
| Saint-Omer to Chalfont Saint Peter | 135.66 mi (218.32 km) |
| Saint-Omer to Chandlers Ford | 159.55 mi (256.77 km) |
| Saint-Omer to Chapel en le Frith | 251.23 mi (404.31 km) |
| Saint-Omer to Chapeltown | 245.23 mi (394.66 km) |
| Saint-Omer to Chard | 227.99 mi (366.92 km) |
| Saint-Omer to Charlton Kings | 201.73 mi (324.65 km) |
| Saint-Omer to Chatham | 86.94 mi (139.92 km) |
| Saint-Omer to Chatteris | 151.26 mi (243.42 km) |
