| Abertillery to Crosby | 121.48 mi (195.50 km) |
| Abertillery to Crowborough | 149.18 mi (240.08 km) |
| Abertillery to Croxley Green | 115.14 mi (185.31 km) |
| Abertillery to Croydon | 132.07 mi (212.55 km) |
| Abertillery to Cudworth | 146.54 mi (235.84 km) |
| Abertillery to Culcheth | 121.67 mi (195.80 km) |
| Abertillery to Cullercoats | 238.67 mi (384.11 km) |
| Abertillery to Cumbernauld | 293.34 mi (472.09 km) |
| Abertillery to Cumnock | 261.39 mi (420.66 km) |
| Abertillery to Cupar | 317.18 mi (510.44 km) |
| Abertillery to Cwmbran | 7.08 mi (11.39 km) |
| Abertillery to Dagenham | 140.93 mi (226.80 km) |
| Abertillery to Dalkeith | 287.84 mi (463.24 km) |
| Abertillery to Darfield | 144.84 mi (233.10 km) |
| Abertillery to Darlaston | 74.08 mi (119.22 km) |
