| Helena to Capodrise | 5,541.31 mi (8,917.87 km) |
| Helena to Capoterra | 5,483.17 mi (8,824.31 km) |
| Helena to Capriolo | 5,156.02 mi (8,297.81 km) |
| Helena to Capua | 5,535.61 mi (8,908.70 km) |
| Helena to Capurso | 5,616.48 mi (9,038.85 km) |
| Helena to Carate Brianza | 5,126.92 mi (8,250.97 km) |
| Helena to Caravaggio | 5,155.18 mi (8,296.46 km) |
| Helena to Carbonera | 5,221.03 mi (8,402.43 km) |
| Helena to Carbonia | 5,469.12 mi (8,801.70 km) |
| Helena to Cardito | 5,547.02 mi (8,927.07 km) |
| Helena to Carignano | 5,128.59 mi (8,253.66 km) |
| Helena to Carini | 5,674.13 mi (9,131.64 km) |
| Helena to Carlentini | 5,778.87 mi (9,300.19 km) |
| Helena to Carmagnola | 5,132.99 mi (8,260.75 km) |
| Helena to Carmiano | 5,689.25 mi (9,155.96 km) |
