| Boskoop to Olympia Heights (Florida) | 4,629.33 mi (7,450.19 km) |
| Boskoop to Omaha (Nebraska) | 4,439.64 mi (7,144.91 km) |
| Boskoop to On Top of the World Designated Place (Florida) | 4,535.76 mi (7,299.60 km) |
| Boskoop to Onalaska (Wisconsin) | 4,138.40 mi (6,660.11 km) |
| Boskoop to Oneida (New York) | 3,599.95 mi (5,793.56 km) |
| Boskoop to Oneonta (New York) | 3,604.36 mi (5,800.65 km) |
| Boskoop to Ontario (California) | 5,543.64 mi (8,921.63 km) |
| Boskoop to Ontario (Oregon) | 4,944.07 mi (7,956.71 km) |
| Boskoop to Opa-locka (Florida) | 4,616.81 mi (7,430.03 km) |
| Boskoop to Opelika (Alabama) | 4,478.86 mi (7,208.03 km) |
| Boskoop to Opelousas (Louisiana) | 4,851.20 mi (7,807.25 km) |
| Boskoop to Orange (California) | 5,563.98 mi (8,954.36 km) |
| Boskoop to Orange (Texas) | 4,937.06 mi (7,945.43 km) |
| Boskoop to Orange City (Florida) | 4,503.77 mi (7,248.12 km) |
| Boskoop to Orangeburg (South Carolina) | 4,257.53 mi (6,851.84 km) |
