| Napa to Clacton-on-Sea | 5,342.59 mi (8,598.07 km) |
| Napa to Clay Cross | 5,199.82 mi (8,368.30 km) |
| Napa to Clayton | 5,157.74 mi (8,300.59 km) |
| Napa to Clayton le Moors | 5,141.70 mi (8,274.76 km) |
| Napa to Cleckheaton | 5,163.26 mi (8,309.46 km) |
| Napa to Cleethorpes | 5,219.99 mi (8,400.76 km) |
| Napa to Clevedon | 5,242.23 mi (8,436.56 km) |
| Napa to Clifton | 5,219.53 mi (8,400.02 km) |
| Napa to Clifton | 5,168.70 mi (8,318.22 km) |
| Napa to Cliftonville | 5,370.75 mi (8,643.38 km) |
| Napa to Clitheroe | 5,136.78 mi (8,266.84 km) |
| Napa to Clydebank | 4,981.88 mi (8,017.57 km) |
| Napa to Coalville | 5,222.91 mi (8,405.46 km) |
| Napa to Coatbridge | 4,994.19 mi (8,037.37 km) |
| Napa to Cobham | 5,320.86 mi (8,563.10 km) |
