| Slidell to Cockermouth | 4,403.29 mi (7,086.41 km) |
| Slidell to Colchester | 4,630.36 mi (7,451.85 km) |
| Slidell to Coleford | 4,490.68 mi (7,227.06 km) |
| Slidell to Colne | 4,465.12 mi (7,185.92 km) |
| Slidell to Colwyn Bay | 4,416.60 mi (7,107.83 km) |
| Slidell to Congleton | 4,477.84 mi (7,206.39 km) |
| Slidell to Conisbrough | 4,510.03 mi (7,258.18 km) |
| Slidell to Connahs Quay | 4,443.49 mi (7,151.10 km) |
| Slidell to Consett | 4,458.12 mi (7,174.65 km) |
| Slidell to Conwy | 4,411.64 mi (7,099.85 km) |
| Slidell to Cookstown | 4,272.81 mi (6,876.42 km) |
| Slidell to Corby | 4,552.53 mi (7,326.59 km) |
| Slidell to Corfe Mullen | 4,537.42 mi (7,302.27 km) |
| Slidell to Corsham | 4,515.94 mi (7,267.70 km) |
| Slidell to Coseley | 4,496.06 mi (7,235.70 km) |
