| Harstad to Corinth (Mississippi) | 4,339.25 mi (6,983.34 km) |
| Harstad to Corinth (Texas) | 4,639.00 mi (7,465.74 km) |
| Harstad to Cornelius (North Carolina) | 4,131.95 mi (6,649.73 km) |
| Harstad to Cornelius (Oregon) | 4,271.26 mi (6,873.92 km) |
| Harstad to Corning (New York) | 3,627.25 mi (5,837.49 km) |
| Harstad to Corona (California) | 4,968.60 mi (7,996.19 km) |
| Harstad to Coronado (California) | 5,041.75 mi (8,113.91 km) |
| Harstad to Corpus Christi (Texas) | 4,995.73 mi (8,039.85 km) |
| Harstad to Corsicana (Texas) | 4,694.83 mi (7,555.59 km) |
| Harstad to Cortland (New York) | 3,578.90 mi (5,759.69 km) |
| Harstad to Corvallis (Oregon) | 4,337.42 mi (6,980.41 km) |
| Harstad to Coshocton (Ohio) | 3,854.49 mi (6,203.20 km) |
| Harstad to Costa Mesa (California) | 4,987.01 mi (8,025.81 km) |
| Harstad to Coto de Caza (California) | 4,986.59 mi (8,025.14 km) |
| Harstad to Cottage Grove (Minnesota) | 3,809.52 mi (6,130.83 km) |
