| Allen Park to Cockermouth | 3,550.63 mi (5,714.19 km) |
| Allen Park to Colchester | 3,788.47 mi (6,096.95 km) |
| Allen Park to Coleford | 3,654.95 mi (5,882.07 km) |
| Allen Park to Colne | 3,615.81 mi (5,819.09 km) |
| Allen Park to Colwyn Bay | 3,572.74 mi (5,749.77 km) |
| Allen Park to Congleton | 3,632.79 mi (5,846.42 km) |
| Allen Park to Conisbrough | 3,661.71 mi (5,892.96 km) |
| Allen Park to Connahs Quay | 3,599.22 mi (5,792.39 km) |
| Allen Park to Consett | 3,602.61 mi (5,797.84 km) |
| Allen Park to Conwy | 3,568.02 mi (5,742.17 km) |
| Allen Park to Cookstown | 3,424.00 mi (5,510.39 km) |
| Allen Park to Corby | 3,709.46 mi (5,969.81 km) |
| Allen Park to Corfe Mullen | 3,707.51 mi (5,966.66 km) |
| Allen Park to Corsham | 3,681.88 mi (5,925.41 km) |
| Allen Park to Coseley | 3,654.63 mi (5,881.56 km) |
