| Webster Groves to Cockermouth | 3,995.35 mi (6,429.89 km) |
| Webster Groves to Colchester | 4,235.67 mi (6,816.66 km) |
| Webster Groves to Coleford | 4,103.61 mi (6,604.12 km) |
| Webster Groves to Colne | 4,061.39 mi (6,536.18 km) |
| Webster Groves to Colwyn Bay | 4,019.78 mi (6,469.20 km) |
| Webster Groves to Congleton | 4,079.46 mi (6,565.26 km) |
| Webster Groves to Conisbrough | 4,107.50 mi (6,610.38 km) |
| Webster Groves to Connahs Quay | 4,046.13 mi (6,511.62 km) |
| Webster Groves to Consett | 4,046.35 mi (6,511.97 km) |
| Webster Groves to Conwy | 4,015.12 mi (6,461.70 km) |
| Webster Groves to Cookstown | 3,870.00 mi (6,228.16 km) |
| Webster Groves to Corby | 4,156.50 mi (6,689.25 km) |
| Webster Groves to Corfe Mullen | 4,157.14 mi (6,690.28 km) |
| Webster Groves to Corsham | 4,130.82 mi (6,647.91 km) |
| Webster Groves to Coseley | 4,102.12 mi (6,601.73 km) |
