| Prichard to Olympia (Washington) | 2,155.13 mi (3,468.34 km) |
| Prichard to Olympia Heights (Florida) | 588.43 mi (946.99 km) |
| Prichard to Omaha (Nebraska) | 848.38 mi (1,365.34 km) |
| Prichard to On Top of the World Designated Place (Florida) | 368.29 mi (592.71 km) |
| Prichard to Onalaska (Wisconsin) | 921.59 mi (1,483.16 km) |
| Prichard to Oneida (New York) | 1,091.46 mi (1,756.54 km) |
| Prichard to Oneonta (New York) | 1,081.98 mi (1,741.27 km) |
| Prichard to Ontario (California) | 1,728.18 mi (2,781.24 km) |
| Prichard to Ontario (Oregon) | 1,815.11 mi (2,921.13 km) |
| Prichard to Opa-locka (Florida) | 585.16 mi (941.73 km) |
| Prichard to Opelika (Alabama) | 207.82 mi (334.46 km) |
| Prichard to Opelousas (Louisiana) | 235.50 mi (378.99 km) |
| Prichard to Orange (California) | 1,740.82 mi (2,801.58 km) |
| Prichard to Orange (Texas) | 338.35 mi (544.52 km) |
| Prichard to Orange City (Florida) | 429.14 mi (690.64 km) |
