| Box Elder to Caño Martin Peña (Puerto Rico) | 2,777.30 mi (4,469.63 km) |
| Box Elder to Cañon City (Colorado) | 407.08 mi (655.14 km) |
| Box Elder to Canóvanas (Puerto Rico) | 2,787.04 mi (4,485.30 km) |
| Box Elder to Canton (Georgia) | 1,202.23 mi (1,934.80 km) |
| Box Elder to Canton (Illinois) | 708.78 mi (1,140.67 km) |
| Box Elder to Canton (Mississippi) | 1,061.70 mi (1,708.64 km) |
| Box Elder to Canton (Ohio) | 1,126.64 mi (1,813.16 km) |
| Box Elder to Canyon (Texas) | 633.21 mi (1,019.05 km) |
| Box Elder to Canyon Lake (California) | 1,046.02 mi (1,683.40 km) |
| Box Elder to Canyon Lake (Texas) | 1,018.45 mi (1,639.04 km) |
| Box Elder to Cape Coral (Florida) | 1,683.65 mi (2,709.57 km) |
| Box Elder to Cape Girardeau (Missouri) | 848.21 mi (1,365.06 km) |
| Box Elder to Carbondale (Illinois) | 845.92 mi (1,361.37 km) |
| Box Elder to Carlisle (Pennsylvania) | 1,346.88 mi (2,167.59 km) |
| Box Elder to Carlsbad (California) | 1,075.94 mi (1,731.56 km) |
