| Idylwood to Clacton-on-Sea | 3,717.60 mi (5,982.90 km) |
| Idylwood to Clay Cross | 3,586.08 mi (5,771.25 km) |
| Idylwood to Clayton | 3,558.39 mi (5,726.67 km) |
| Idylwood to Clayton le Moors | 3,536.08 mi (5,690.77 km) |
| Idylwood to Cleckheaton | 3,563.17 mi (5,734.37 km) |
| Idylwood to Cleethorpes | 3,633.21 mi (5,847.09 km) |
| Idylwood to Clevedon | 3,561.97 mi (5,732.44 km) |
| Idylwood to Clifton | 3,600.62 mi (5,794.64 km) |
| Idylwood to Clifton | 3,582.81 mi (5,765.97 km) |
| Idylwood to Cliftonville | 3,737.34 mi (6,014.66 km) |
| Idylwood to Clitheroe | 3,534.02 mi (5,687.46 km) |
| Idylwood to Clydebank | 3,423.09 mi (5,508.93 km) |
| Idylwood to Coalville | 3,596.55 mi (5,788.09 km) |
| Idylwood to Coatbridge | 3,437.80 mi (5,532.60 km) |
| Idylwood to Cobham | 3,664.71 mi (5,897.78 km) |
