| Oconomowoc to Cockermouth | 3,704.44 mi (5,961.72 km) |
| Oconomowoc to Colchester | 3,949.05 mi (6,355.38 km) |
| Oconomowoc to Coleford | 3,820.55 mi (6,148.58 km) |
| Oconomowoc to Colne | 3,771.87 mi (6,070.25 km) |
| Oconomowoc to Colwyn Bay | 3,733.15 mi (6,007.92 km) |
| Oconomowoc to Congleton | 3,791.98 mi (6,102.59 km) |
| Oconomowoc to Conisbrough | 3,818.28 mi (6,144.93 km) |
| Oconomowoc to Connahs Quay | 3,759.18 mi (6,049.82 km) |
| Oconomowoc to Consett | 3,753.78 mi (6,041.12 km) |
| Oconomowoc to Conwy | 3,728.62 mi (6,000.64 km) |
| Oconomowoc to Cookstown | 3,581.59 mi (5,764.01 km) |
| Oconomowoc to Corby | 3,869.66 mi (6,227.61 km) |
| Oconomowoc to Corfe Mullen | 3,876.62 mi (6,238.81 km) |
| Oconomowoc to Corsham | 3,848.44 mi (6,193.46 km) |
| Oconomowoc to Coseley | 3,816.31 mi (6,141.76 km) |
