| Niles to Cockermouth | 3,731.43 mi (6,005.16 km) |
| Niles to Colchester | 3,973.88 mi (6,395.34 km) |
| Niles to Coleford | 3,843.56 mi (6,185.61 km) |
| Niles to Colne | 3,798.15 mi (6,112.53 km) |
| Niles to Colwyn Bay | 3,757.92 mi (6,047.78 km) |
| Niles to Congleton | 3,817.20 mi (6,143.19 km) |
| Niles to Conisbrough | 3,844.41 mi (6,186.98 km) |
| Niles to Connahs Quay | 3,784.12 mi (6,089.96 km) |
| Niles to Consett | 3,781.68 mi (6,086.02 km) |
| Niles to Conwy | 3,753.32 mi (6,040.39 km) |
| Niles to Cookstown | 3,607.24 mi (5,805.29 km) |
| Niles to Corby | 3,894.58 mi (6,267.72 km) |
| Niles to Corfe Mullen | 3,898.41 mi (6,273.88 km) |
| Niles to Corsham | 3,871.12 mi (6,229.97 km) |
| Niles to Coseley | 3,840.69 mi (6,181.00 km) |
