| Severn to Cockermouth | 3,450.80 mi (5,553.53 km) |
| Severn to Colchester | 3,673.77 mi (5,912.36 km) |
| Severn to Coleford | 3,532.82 mi (5,685.52 km) |
| Severn to Colne | 3,511.18 mi (5,650.70 km) |
| Severn to Colwyn Bay | 3,460.93 mi (5,569.82 km) |
| Severn to Congleton | 3,522.43 mi (5,668.80 km) |
| Severn to Conisbrough | 3,555.63 mi (5,722.23 km) |
| Severn to Connahs Quay | 3,487.89 mi (5,613.21 km) |
| Severn to Consett | 3,506.75 mi (5,643.57 km) |
| Severn to Conwy | 3,455.91 mi (5,561.75 km) |
| Severn to Cookstown | 3,319.11 mi (5,341.59 km) |
| Severn to Corby | 3,596.38 mi (5,787.82 km) |
| Severn to Corfe Mullen | 3,578.44 mi (5,758.94 km) |
| Severn to Corsham | 3,557.70 mi (5,725.57 km) |
| Severn to Coseley | 3,539.55 mi (5,696.36 km) |
