| Portici to Colchester | 994.68 mi (1,600.78 km) |
| Portici to Coleford | 1,103.92 mi (1,776.58 km) |
| Portici to Colne | 1,181.25 mi (1,901.03 km) |
| Portici to Colwyn Bay | 1,203.19 mi (1,936.35 km) |
| Portici to Congleton | 1,150.41 mi (1,851.40 km) |
| Portici to Conisbrough | 1,135.18 mi (1,826.90 km) |
| Portici to Connahs Quay | 1,179.41 mi (1,898.07 km) |
| Portici to Consett | 1,219.46 mi (1,962.53 km) |
| Portici to Conwy | 1,206.98 mi (1,942.44 km) |
| Portici to Cookstown | 1,358.43 mi (2,186.19 km) |
| Portici to Corby | 1,072.21 mi (1,725.55 km) |
| Portici to Corfe Mullen | 1,041.64 mi (1,676.35 km) |
| Portici to Corsham | 1,074.35 mi (1,729.00 km) |
| Portici to Coseley | 1,118.68 mi (1,800.34 km) |
| Portici to Cosham | 1,011.02 mi (1,627.07 km) |
