| East Islip to Cockermouth | 3,239.77 mi (5,213.90 km) |
| East Islip to Colchester | 3,460.91 mi (5,569.79 km) |
| East Islip to Coleford | 3,319.38 mi (5,342.02 km) |
| East Islip to Colne | 3,299.52 mi (5,310.06 km) |
| East Islip to Colwyn Bay | 3,248.53 mi (5,228.01 km) |
| East Islip to Congleton | 3,310.13 mi (5,327.14 km) |
| East Islip to Conisbrough | 3,343.76 mi (5,381.26 km) |
| East Islip to Connahs Quay | 3,275.52 mi (5,271.44 km) |
| East Islip to Consett | 3,296.14 mi (5,304.63 km) |
| East Islip to Conwy | 3,243.49 mi (5,219.89 km) |
| East Islip to Cookstown | 3,107.62 mi (5,001.23 km) |
| East Islip to Corby | 3,383.74 mi (5,445.61 km) |
| East Islip to Corfe Mullen | 3,364.39 mi (5,414.46 km) |
| East Islip to Corsham | 3,344.07 mi (5,381.76 km) |
| East Islip to Coseley | 3,326.76 mi (5,353.90 km) |
