| Harstad to Caño Martin Peña (Puerto Rico) | 4,849.32 mi (7,804.23 km) |
| Harstad to Cañon City (Colorado) | 4,456.27 mi (7,171.67 km) |
| Harstad to Canóvanas (Puerto Rico) | 4,849.52 mi (7,804.54 km) |
| Harstad to Canton (Georgia) | 4,292.76 mi (6,908.54 km) |
| Harstad to Canton (Illinois) | 4,016.97 mi (6,464.69 km) |
| Harstad to Canton (Mississippi) | 4,522.67 mi (7,278.54 km) |
| Harstad to Canton (Ohio) | 3,809.55 mi (6,130.88 km) |
| Harstad to Canyon (Texas) | 4,617.52 mi (7,431.18 km) |
| Harstad to Canyon Lake (California) | 4,975.34 mi (8,007.04 km) |
| Harstad to Canyon Lake (Texas) | 4,875.00 mi (7,845.55 km) |
| Harstad to Cape Coral (Florida) | 4,717.53 mi (7,592.13 km) |
| Harstad to Cape Girardeau (Missouri) | 4,212.26 mi (6,778.98 km) |
| Harstad to Carbondale (Illinois) | 4,178.86 mi (6,725.23 km) |
| Harstad to Carlisle (Pennsylvania) | 3,750.86 mi (6,036.42 km) |
| Harstad to Carlsbad (California) | 5,013.15 mi (8,067.89 km) |
