| Glenmont to Clacton-on-Sea | 3,702.97 mi (5,959.36 km) |
| Glenmont to Clay Cross | 3,571.39 mi (5,747.60 km) |
| Glenmont to Clayton | 3,543.65 mi (5,702.96 km) |
| Glenmont to Clayton le Moors | 3,521.35 mi (5,667.07 km) |
| Glenmont to Cleckheaton | 3,548.44 mi (5,710.67 km) |
| Glenmont to Cleethorpes | 3,618.47 mi (5,823.37 km) |
| Glenmont to Clevedon | 3,547.44 mi (5,709.05 km) |
| Glenmont to Clifton | 3,585.94 mi (5,771.02 km) |
| Glenmont to Clifton | 3,568.05 mi (5,742.23 km) |
| Glenmont to Cliftonville | 3,722.74 mi (5,991.17 km) |
| Glenmont to Clitheroe | 3,519.29 mi (5,663.75 km) |
| Glenmont to Clydebank | 3,408.24 mi (5,485.03 km) |
| Glenmont to Coalville | 3,581.89 mi (5,764.50 km) |
| Glenmont to Coatbridge | 3,422.95 mi (5,508.70 km) |
| Glenmont to Cobham | 3,650.14 mi (5,874.34 km) |
