| Madison to Cockermouth | 3,737.64 mi (6,015.16 km) |
| Madison to Colchester | 3,983.07 mi (6,410.13 km) |
| Madison to Coleford | 3,855.27 mi (6,204.46 km) |
| Madison to Colne | 3,805.36 mi (6,124.13 km) |
| Madison to Colwyn Bay | 3,767.22 mi (6,062.75 km) |
| Madison to Congleton | 3,825.86 mi (6,157.13 km) |
| Madison to Conisbrough | 3,851.81 mi (6,198.90 km) |
| Madison to Connahs Quay | 3,793.18 mi (6,104.54 km) |
| Madison to Consett | 3,786.61 mi (6,093.96 km) |
| Madison to Conwy | 3,762.72 mi (6,055.51 km) |
| Madison to Cookstown | 3,615.35 mi (5,818.34 km) |
| Madison to Corby | 3,903.65 mi (6,282.32 km) |
| Madison to Corfe Mullen | 3,911.78 mi (6,295.40 km) |
| Madison to Corsham | 3,883.28 mi (6,249.53 km) |
| Madison to Coseley | 3,850.52 mi (6,196.81 km) |
