| Rocky River to Cockermouth | 3,537.14 mi (5,692.48 km) |
| Rocky River to Colchester | 3,771.98 mi (6,070.41 km) |
| Rocky River to Coleford | 3,636.63 mi (5,852.58 km) |
| Rocky River to Colne | 3,601.34 mi (5,795.80 km) |
| Rocky River to Colwyn Bay | 3,556.61 mi (5,723.81 km) |
| Rocky River to Congleton | 3,617.07 mi (5,821.11 km) |
| Rocky River to Conisbrough | 3,646.98 mi (5,869.25 km) |
| Rocky River to Connahs Quay | 3,583.24 mi (5,766.67 km) |
| Rocky River to Consett | 3,590.08 mi (5,777.67 km) |
| Rocky River to Conwy | 3,551.82 mi (5,716.10 km) |
| Rocky River to Cookstown | 3,409.20 mi (5,486.57 km) |
| Rocky River to Corby | 3,693.24 mi (5,943.69 km) |
| Rocky River to Corfe Mullen | 3,687.70 mi (5,934.79 km) |
| Rocky River to Corsham | 3,663.13 mi (5,895.24 km) |
| Rocky River to Coseley | 3,637.89 mi (5,854.61 km) |
