| Harper Woods to Cockermouth | 3,531.67 mi (5,683.67 km) |
| Harper Woods to Colchester | 3,769.48 mi (6,066.40 km) |
| Harper Woods to Coleford | 3,635.97 mi (5,851.52 km) |
| Harper Woods to Colne | 3,596.84 mi (5,788.55 km) |
| Harper Woods to Colwyn Bay | 3,553.76 mi (5,719.22 km) |
| Harper Woods to Congleton | 3,613.81 mi (5,815.87 km) |
| Harper Woods to Conisbrough | 3,642.74 mi (5,862.42 km) |
| Harper Woods to Connahs Quay | 3,580.25 mi (5,761.85 km) |
| Harper Woods to Consett | 3,583.65 mi (5,767.33 km) |
| Harper Woods to Conwy | 3,549.04 mi (5,711.62 km) |
| Harper Woods to Cookstown | 3,405.02 mi (5,479.85 km) |
| Harper Woods to Corby | 3,690.48 mi (5,939.26 km) |
| Harper Woods to Corfe Mullen | 3,688.54 mi (5,936.13 km) |
| Harper Woods to Corsham | 3,662.90 mi (5,894.86 km) |
| Harper Woods to Coseley | 3,635.65 mi (5,851.02 km) |
