| McDonough to Cockermouth | 4,022.01 mi (6,472.79 km) |
| McDonough to Colchester | 4,245.43 mi (6,832.36 km) |
| McDonough to Coleford | 4,104.40 mi (6,605.39 km) |
| McDonough to Colne | 4,082.63 mi (6,570.37 km) |
| McDonough to Colwyn Bay | 4,032.56 mi (6,489.78 km) |
| McDonough to Congleton | 4,094.04 mi (6,588.73 km) |
| McDonough to Conisbrough | 4,127.14 mi (6,642.00 km) |
| McDonough to Connahs Quay | 4,059.52 mi (6,533.16 km) |
| McDonough to Consett | 4,077.74 mi (6,562.48 km) |
| McDonough to Conwy | 4,027.54 mi (6,481.71 km) |
| McDonough to Cookstown | 3,890.51 mi (6,261.18 km) |
| McDonough to Corby | 4,168.04 mi (6,707.81 km) |
| McDonough to Corfe Mullen | 4,149.74 mi (6,678.37 km) |
| McDonough to Corsham | 4,129.22 mi (6,645.34 km) |
| McDonough to Coseley | 4,111.21 mi (6,616.36 km) |
