| Helena to Chesterfield | 4,426.34 mi (7,123.51 km) |
| Helena to Chichester | 4,562.92 mi (7,343.31 km) |
| Helena to Chigwell | 4,549.86 mi (7,322.30 km) |
| Helena to Childwall | 4,375.47 mi (7,041.64 km) |
| Helena to Chilwell | 4,447.52 mi (7,157.59 km) |
| Helena to Chingford | 4,547.94 mi (7,319.21 km) |
| Helena to Chippenham | 4,491.54 mi (7,228.44 km) |
| Helena to Chislehurst | 4,560.37 mi (7,339.20 km) |
| Helena to Choppington | 4,329.76 mi (6,968.07 km) |
| Helena to Chorley | 4,370.64 mi (7,033.86 km) |
| Helena to Chorleywood | 4,531.03 mi (7,291.99 km) |
| Helena to Christchurch | 4,537.36 mi (7,302.17 km) |
| Helena to Churchdown | 4,469.52 mi (7,193.00 km) |
| Helena to Cinderford | 4,462.24 mi (7,181.29 km) |
| Helena to Cirencester | 4,483.47 mi (7,215.45 km) |
