| Abertillery to Clay Cross | 122.64 mi (197.37 km) |
| Abertillery to Clayton | 152.09 mi (244.76 km) |
| Abertillery to Clayton le Moors | 144.70 mi (232.87 km) |
| Abertillery to Cleckheaton | 149.95 mi (241.31 km) |
| Abertillery to Cleethorpes | 181.23 mi (291.66 km) |
| Abertillery to Clevedon | 23.40 mi (37.65 km) |
| Abertillery to Clifton | 115.68 mi (186.17 km) |
| Abertillery to Clifton | 176.58 mi (284.18 km) |
| Abertillery to Cliftonville | 196.18 mi (315.72 km) |
| Abertillery to Clitheroe | 151.11 mi (243.20 km) |
| Abertillery to Clydebank | 292.71 mi (471.07 km) |
| Abertillery to Coalville | 101.34 mi (163.09 km) |
| Abertillery to Coatbridge | 287.86 mi (463.26 km) |
| Abertillery to Cobham | 120.19 mi (193.42 km) |
| Abertillery to Cockermouth | 202.76 mi (326.31 km) |
