| Abertillery to Colchester | 172.62 mi (277.80 km) |
| Abertillery to Coleford | 22.37 mi (36.01 km) |
| Abertillery to Colne | 152.16 mi (244.89 km) |
| Abertillery to Colwyn Bay | 110.42 mi (177.70 km) |
| Abertillery to Congleton | 106.15 mi (170.83 km) |
| Abertillery to Conisbrough | 144.83 mi (233.08 km) |
| Abertillery to Connahs Quay | 102.86 mi (165.53 km) |
| Abertillery to Consett | 222.15 mi (357.51 km) |
| Abertillery to Conwy | 111.07 mi (178.74 km) |
| Abertillery to Cookstown | 250.96 mi (403.89 km) |
| Abertillery to Corby | 115.59 mi (186.02 km) |
| Abertillery to Corfe Mullen | 81.93 mi (131.86 km) |
| Abertillery to Corsham | 45.44 mi (73.12 km) |
| Abertillery to Coseley | 71.98 mi (115.84 km) |
| Abertillery to Cosham | 108.23 mi (174.19 km) |
