| South River to Cockermouth | 3,299.10 mi (5,309.39 km) |
| South River to Colchester | 3,521.44 mi (5,667.21 km) |
| South River to Coleford | 3,380.32 mi (5,440.11 km) |
| South River to Colne | 3,359.25 mi (5,406.19 km) |
| South River to Colwyn Bay | 3,308.74 mi (5,324.90 km) |
| South River to Congleton | 3,370.27 mi (5,423.93 km) |
| South River to Conisbrough | 3,403.62 mi (5,477.60 km) |
| South River to Connahs Quay | 3,335.71 mi (5,368.31 km) |
| South River to Consett | 3,355.22 mi (5,399.71 km) |
| South River to Conwy | 3,303.71 mi (5,316.82 km) |
| South River to Cookstown | 3,167.24 mi (5,097.18 km) |
| South River to Corby | 3,444.12 mi (5,542.78 km) |
| South River to Corfe Mullen | 3,425.81 mi (5,513.30 km) |
| South River to Corsham | 3,405.16 mi (5,480.08 km) |
| South River to Coseley | 3,387.24 mi (5,451.24 km) |
