| Rapid City to Owosso (Michigan) | 954.70 mi (1,536.44 km) |
| Rapid City to Oxford (Alabama) | 1,177.35 mi (1,894.76 km) |
| Rapid City to Oxford (Mississippi) | 990.91 mi (1,594.72 km) |
| Rapid City to Oxford (Ohio) | 1,000.16 mi (1,609.59 km) |
| Rapid City to Oxnard (California) | 1,090.86 mi (1,755.57 km) |
| Rapid City to Oxon Hill (Maryland) | 1,401.23 mi (2,255.07 km) |
| Rapid City to Ozark (Alabama) | 1,291.75 mi (2,078.87 km) |
| Rapid City to Ozark (Missouri) | 714.64 mi (1,150.10 km) |
| Rapid City to Pace (Florida) | 1,276.65 mi (2,054.57 km) |
| Rapid City to Pacific Grove (California) | 1,107.92 mi (1,783.02 km) |
| Rapid City to Pacifica (California) | 1,097.70 mi (1,766.57 km) |
| Rapid City to Paducah (Kentucky) | 903.07 mi (1,453.35 km) |
| Rapid City to Pahrump (Nevada) | 863.93 mi (1,390.36 km) |
| Rapid City to Painesville (Ohio) | 1,120.21 mi (1,802.81 km) |
| Rapid City to Palatine (Illinois) | 776.39 mi (1,249.49 km) |
