| Portales to Cockermouth | 4,695.91 mi (7,557.33 km) |
| Portales to Colchester | 4,944.66 mi (7,957.66 km) |
| Portales to Coleford | 4,819.67 mi (7,756.51 km) |
| Portales to Colne | 4,764.80 mi (7,668.20 km) |
| Portales to Colwyn Bay | 4,729.21 mi (7,610.93 km) |
| Portales to Congleton | 4,787.05 mi (7,704.01 km) |
| Portales to Conisbrough | 4,811.43 mi (7,743.24 km) |
| Portales to Connahs Quay | 4,754.87 mi (7,652.23 km) |
| Portales to Consett | 4,743.02 mi (7,633.15 km) |
| Portales to Conwy | 4,724.83 mi (7,603.88 km) |
| Portales to Cookstown | 4,576.20 mi (7,364.68 km) |
| Portales to Corby | 4,865.20 mi (7,829.79 km) |
| Portales to Corfe Mullen | 4,877.62 mi (7,849.77 km) |
| Portales to Corsham | 4,848.06 mi (7,802.20 km) |
| Portales to Coseley | 4,812.99 mi (7,745.77 km) |
