| Los Alamos to Clacton-on-Sea | 4,968.28 mi (7,995.67 km) |
| Los Alamos to Clay Cross | 4,825.86 mi (7,766.47 km) |
| Los Alamos to Clayton | 4,788.65 mi (7,706.59 km) |
| Los Alamos to Clayton le Moors | 4,769.34 mi (7,675.51 km) |
| Los Alamos to Cleckheaton | 4,794.04 mi (7,715.26 km) |
| Los Alamos to Cleethorpes | 4,858.46 mi (7,818.94 km) |
| Los Alamos to Clevedon | 4,840.34 mi (7,789.77 km) |
| Los Alamos to Clifton | 4,843.95 mi (7,795.58 km) |
| Los Alamos to Clifton | 4,805.83 mi (7,734.24 km) |
| Los Alamos to Cliftonville | 4,993.59 mi (8,036.41 km) |
| Los Alamos to Clitheroe | 4,765.50 mi (7,669.33 km) |
| Los Alamos to Clydebank | 4,624.13 mi (7,441.82 km) |
| Los Alamos to Coalville | 4,844.17 mi (7,795.94 km) |
| Los Alamos to Coatbridge | 4,637.91 mi (7,464.00 km) |
| Los Alamos to Cobham | 4,932.07 mi (7,937.41 km) |
