| Preakness to Cockermouth | 3,270.26 mi (5,262.98 km) |
| Preakness to Colchester | 3,493.51 mi (5,622.27 km) |
| Preakness to Coleford | 3,352.77 mi (5,395.76 km) |
| Preakness to Colne | 3,330.69 mi (5,360.24 km) |
| Preakness to Colwyn Bay | 3,280.56 mi (5,279.55 km) |
| Preakness to Congleton | 3,342.04 mi (5,378.49 km) |
| Preakness to Conisbrough | 3,375.17 mi (5,431.81 km) |
| Preakness to Connahs Quay | 3,307.52 mi (5,322.93 km) |
| Preakness to Consett | 3,326.20 mi (5,353.00 km) |
| Preakness to Conwy | 3,275.55 mi (5,271.49 km) |
| Preakness to Cookstown | 3,138.61 mi (5,051.10 km) |
| Preakness to Corby | 3,416.07 mi (5,497.64 km) |
| Preakness to Corfe Mullen | 3,398.69 mi (5,469.66 km) |
| Preakness to Corsham | 3,377.74 mi (5,435.94 km) |
| Preakness to Coseley | 3,359.28 mi (5,406.24 km) |
