| Cloverleaf to Cockermouth | 4,634.97 mi (7,459.27 km) |
| Cloverleaf to Colchester | 4,869.37 mi (7,836.49 km) |
| Cloverleaf to Coleford | 4,733.23 mi (7,617.40 km) |
| Cloverleaf to Colne | 4,699.16 mi (7,562.57 km) |
| Cloverleaf to Colwyn Bay | 4,654.14 mi (7,490.11 km) |
| Cloverleaf to Congleton | 4,714.69 mi (7,587.57 km) |
| Cloverleaf to Conisbrough | 4,744.77 mi (7,635.98 km) |
| Cloverleaf to Connahs Quay | 4,680.80 mi (7,533.02 km) |
| Cloverleaf to Consett | 4,687.81 mi (7,544.30 km) |
| Cloverleaf to Conwy | 4,649.33 mi (7,482.37 km) |
| Cloverleaf to Cookstown | 4,506.99 mi (7,253.30 km) |
| Cloverleaf to Corby | 4,790.72 mi (7,709.92 km) |
| Cloverleaf to Corfe Mullen | 4,783.33 mi (7,698.02 km) |
| Cloverleaf to Corsham | 4,759.49 mi (7,659.65 km) |
| Cloverleaf to Coseley | 4,735.21 mi (7,620.58 km) |
