| Box Elder to Clacton-on-Sea | 4,424.49 mi (7,120.52 km) |
| Box Elder to Clay Cross | 4,281.27 mi (6,890.03 km) |
| Box Elder to Clayton | 4,242.42 mi (6,827.52 km) |
| Box Elder to Clayton le Moors | 4,223.99 mi (6,797.85 km) |
| Box Elder to Cleckheaton | 4,247.87 mi (6,836.29 km) |
| Box Elder to Cleethorpes | 4,310.36 mi (6,936.86 km) |
| Box Elder to Clevedon | 4,304.68 mi (6,927.71 km) |
| Box Elder to Clifton | 4,299.94 mi (6,920.08 km) |
| Box Elder to Clifton | 4,257.87 mi (6,852.37 km) |
| Box Elder to Cliftonville | 4,450.79 mi (7,162.85 km) |
| Box Elder to Clitheroe | 4,219.81 mi (6,791.12 km) |
| Box Elder to Clydebank | 4,073.80 mi (6,556.15 km) |
| Box Elder to Coalville | 4,301.13 mi (6,921.99 km) |
| Box Elder to Coatbridge | 4,087.23 mi (6,577.77 km) |
| Box Elder to Cobham | 4,392.60 mi (7,069.21 km) |
