| Seclin to Castle Bromwich | 247.14 mi (397.74 km) |
| Seclin to Castleford | 287.11 mi (462.06 km) |
| Seclin to Castleton | 304.85 mi (490.61 km) |
| Seclin to Caterham | 144.64 mi (232.77 km) |
| Seclin to Catford | 146.38 mi (235.58 km) |
| Seclin to Caversham | 185.19 mi (298.03 km) |
| Seclin to Chaddesden | 252.15 mi (405.80 km) |
| Seclin to Chalfont Saint Peter | 171.95 mi (276.72 km) |
| Seclin to Chandlers Ford | 194.97 mi (313.77 km) |
| Seclin to Chapel en le Frith | 284.71 mi (458.20 km) |
| Seclin to Chapeltown | 277.54 mi (446.66 km) |
| Seclin to Chard | 262.88 mi (423.06 km) |
| Seclin to Charlton Kings | 238.10 mi (383.18 km) |
| Seclin to Chatham | 123.08 mi (198.07 km) |
| Seclin to Chatteris | 183.65 mi (295.56 km) |
