| Helena to Campodarsego | 5,220.87 mi (8,402.17 km) |
| Helena to Campogalliano | 5,235.54 mi (8,425.78 km) |
| Helena to Campolongo Maggiore | 5,233.98 mi (8,423.28 km) |
| Helena to Camponogara | 5,231.66 mi (8,419.55 km) |
| Helena to Camposampiero | 5,217.61 mi (8,396.94 km) |
| Helena to Canegrate | 5,130.47 mi (8,256.69 km) |
| Helena to Canelli | 5,157.46 mi (8,300.13 km) |
| Helena to Canicatti | 5,738.41 mi (9,235.09 km) |
| Helena to Canosa di Puglia | 5,582.74 mi (8,984.55 km) |
| Helena to Cantu | 5,127.27 mi (8,251.54 km) |
| Helena to Caorle | 5,242.62 mi (8,437.18 km) |
| Helena to Capaci | 5,673.77 mi (9,131.05 km) |
| Helena to Capannori | 5,273.44 mi (8,486.78 km) |
| Helena to Capena | 5,427.60 mi (8,734.88 km) |
| Helena to Capo d'Orlando | 5,720.42 mi (9,206.13 km) |
