| West Fargo to Olympia (Washington) | 1,220.26 mi (1,963.82 km) |
| West Fargo to Olympia Heights (Florida) | 1,719.23 mi (2,766.84 km) |
| West Fargo to Omaha (Nebraska) | 388.85 mi (625.80 km) |
| West Fargo to On Top of the World Designated Place (Florida) | 1,456.86 mi (2,344.60 km) |
| West Fargo to Onalaska (Wisconsin) | 344.20 mi (553.94 km) |
| West Fargo to Oneida (New York) | 1,067.19 mi (1,717.48 km) |
| West Fargo to Oneonta (New York) | 1,111.52 mi (1,788.81 km) |
| West Fargo to Ontario (California) | 1,395.64 mi (2,246.07 km) |
| West Fargo to Ontario (Oregon) | 989.56 mi (1,592.54 km) |
| West Fargo to Opa-locka (Florida) | 1,710.91 mi (2,753.45 km) |
| West Fargo to Opelika (Alabama) | 1,153.52 mi (1,856.41 km) |
| West Fargo to Opelousas (Louisiana) | 1,157.45 mi (1,862.74 km) |
| West Fargo to Orange (California) | 1,415.91 mi (2,278.69 km) |
| West Fargo to Orange (Texas) | 1,168.44 mi (1,880.42 km) |
| West Fargo to Orange City (Florida) | 1,496.69 mi (2,408.69 km) |
