| Karhula to Carson (California) | 5,626.13 mi (9,054.38 km) |
| Karhula to Carson City (Nevada) | 5,297.03 mi (8,524.74 km) |
| Karhula to Carteret (New Jersey) | 4,173.21 mi (6,716.14 km) |
| Karhula to Cartersville (Georgia) | 4,853.37 mi (7,810.74 km) |
| Karhula to Carthage (Missouri) | 4,919.99 mi (7,917.97 km) |
| Karhula to Cary (Illinois) | 4,459.88 mi (7,177.49 km) |
| Karhula to Cary (North Carolina) | 4,586.88 mi (7,381.87 km) |
| Karhula to Casa de Oro-Mount Helix (California) | 5,675.70 mi (9,134.16 km) |
| Karhula to Casa Grande (Arizona) | 5,572.28 mi (8,967.71 km) |
| Karhula to Casas Adobes (Arizona) | 5,594.59 mi (9,003.62 km) |
| Karhula to Cascades (Virginia) | 4,353.72 mi (7,006.63 km) |
| Karhula to Casper (Wyoming) | 4,825.61 mi (7,766.07 km) |
| Karhula to Casselberry (Florida) | 5,085.73 mi (8,184.69 km) |
| Karhula to Castaic (California) | 5,589.50 mi (8,995.43 km) |
| Karhula to Castle Pines (Colorado) | 5,012.38 mi (8,066.65 km) |
