| Alcoa to Cockermouth | 3,895.06 mi (6,268.49 km) |
| Alcoa to Colchester | 4,122.54 mi (6,634.58 km) |
| Alcoa to Coleford | 3,983.25 mi (6,410.43 km) |
| Alcoa to Colne | 3,956.95 mi (6,368.09 km) |
| Alcoa to Colwyn Bay | 3,908.62 mi (6,290.31 km) |
| Alcoa to Congleton | 3,969.82 mi (6,388.81 km) |
| Alcoa to Conisbrough | 4,001.88 mi (6,440.41 km) |
| Alcoa to Connahs Quay | 3,935.49 mi (6,333.56 km) |
| Alcoa to Consett | 3,949.89 mi (6,356.74 km) |
| Alcoa to Conwy | 3,903.67 mi (6,282.35 km) |
| Alcoa to Cookstown | 3,764.63 mi (6,058.58 km) |
| Alcoa to Corby | 4,044.62 mi (6,509.18 km) |
| Alcoa to Corfe Mullen | 4,030.54 mi (6,486.53 km) |
| Alcoa to Corsham | 4,008.66 mi (6,451.31 km) |
| Alcoa to Coseley | 3,988.23 mi (6,418.43 km) |
