| South Portland to Chesterfield | 3,098.62 mi (4,986.74 km) |
| South Portland to Chichester | 3,176.40 mi (5,111.92 km) |
| South Portland to Chigwell | 3,193.18 mi (5,138.93 km) |
| South Portland to Childwall | 3,037.94 mi (4,889.10 km) |
| South Portland to Chilwell | 3,112.73 mi (5,009.45 km) |
| South Portland to Chingford | 3,190.61 mi (5,134.79 km) |
| South Portland to Chippenham | 3,107.70 mi (5,001.36 km) |
| South Portland to Chislehurst | 3,198.11 mi (5,146.85 km) |
| South Portland to Choppington | 3,055.91 mi (4,918.01 km) |
| South Portland to Chorley | 3,042.97 mi (4,897.19 km) |
| South Portland to Chorleywood | 3,168.96 mi (5,099.95 km) |
| South Portland to Christchurch | 3,137.53 mi (5,049.37 km) |
| South Portland to Churchdown | 3,096.57 mi (4,983.45 km) |
| South Portland to Cinderford | 3,084.39 mi (4,963.85 km) |
| South Portland to Cirencester | 3,108.19 mi (5,002.15 km) |
