| Allouez to Cockermouth | 3,621.88 mi (5,828.86 km) |
| Allouez to Colchester | 3,867.92 mi (6,224.81 km) |
| Allouez to Coleford | 3,740.76 mi (6,020.17 km) |
| Allouez to Colne | 3,689.79 mi (5,938.15 km) |
| Allouez to Colwyn Bay | 3,652.12 mi (5,877.53 km) |
| Allouez to Congleton | 3,710.62 mi (5,971.66 km) |
| Allouez to Conisbrough | 3,736.28 mi (6,012.97 km) |
| Allouez to Connahs Quay | 3,678.03 mi (5,919.22 km) |
| Allouez to Consett | 3,670.59 mi (5,907.25 km) |
| Allouez to Conwy | 3,647.65 mi (5,870.33 km) |
| Allouez to Cookstown | 3,500.01 mi (5,632.72 km) |
| Allouez to Corby | 3,788.48 mi (6,096.97 km) |
| Allouez to Corfe Mullen | 3,797.70 mi (6,111.80 km) |
| Allouez to Corsham | 3,768.87 mi (6,065.41 km) |
| Allouez to Coseley | 3,735.54 mi (6,011.77 km) |
