| Rapid City to Camarillo (California) | 1,083.40 mi (1,743.57 km) |
| Rapid City to Camas (Washington) | 944.82 mi (1,520.55 km) |
| Rapid City to Cambridge (Maryland) | 1,451.97 mi (2,336.72 km) |
| Rapid City to Cambridge (Massachusetts) | 1,610.23 mi (2,591.42 km) |
| Rapid City to Camden (Arkansas) | 914.17 mi (1,471.21 km) |
| Rapid City to Camden (New Jersey) | 1,463.93 mi (2,355.97 km) |
| Rapid City to Cameron Park (California) | 991.28 mi (1,595.30 km) |
| Rapid City to Camp Pendleton South (California) | 1,067.41 mi (1,717.83 km) |
| Rapid City to Camp Springs (Maryland) | 1,403.38 mi (2,258.52 km) |
| Rapid City to Camp Verde (Arizona) | 801.56 mi (1,289.99 km) |
| Rapid City to Campbell (California) | 1,084.68 mi (1,745.63 km) |
| Rapid City to Campbellsville (Kentucky) | 1,041.97 mi (1,676.89 km) |
| Rapid City to Campton Hills (Illinois) | 761.06 mi (1,224.80 km) |
| Rapid City to Canby (Oregon) | 957.74 mi (1,541.34 km) |
| Rapid City to Candelaria (Puerto Rico) | 2,776.13 mi (4,467.75 km) |
