| River Falls to Cockermouth | 3,765.63 mi (6,060.19 km) |
| River Falls to Colchester | 4,015.83 mi (6,462.85 km) |
| River Falls to Coleford | 3,893.02 mi (6,265.20 km) |
| River Falls to Colne | 3,834.97 mi (6,171.79 km) |
| River Falls to Colwyn Bay | 3,800.79 mi (6,116.78 km) |
| River Falls to Congleton | 3,858.09 mi (6,209.00 km) |
| River Falls to Conisbrough | 3,881.65 mi (6,246.91 km) |
| River Falls to Connahs Quay | 3,826.24 mi (6,157.74 km) |
| River Falls to Consett | 3,812.09 mi (6,134.97 km) |
| River Falls to Conwy | 3,796.49 mi (6,109.85 km) |
| River Falls to Cookstown | 3,647.20 mi (5,869.61 km) |
| River Falls to Corby | 3,936.41 mi (6,335.04 km) |
| River Falls to Corfe Mullen | 3,952.40 mi (6,360.77 km) |
| River Falls to Corsham | 3,921.75 mi (6,311.44 km) |
| River Falls to Coseley | 3,884.83 mi (6,252.02 km) |
