| Barstow to Oak Harbor (Washington) | 971.14 mi (1,562.90 km) |
| Barstow to Oak Hills (Oregon) | 797.84 mi (1,284.01 km) |
| Barstow to Oak Lawn (Illinois) | 1,648.52 mi (2,653.03 km) |
| Barstow to Oak Park (California) | 108.62 mi (174.81 km) |
| Barstow to Oak Park (Illinois) | 1,648.13 mi (2,652.41 km) |
| Barstow to Oak Park (Michigan) | 1,886.93 mi (3,036.72 km) |
| Barstow to Oak Ridge (Florida) | 2,129.63 mi (3,427.31 km) |
| Barstow to Oak Ridge (New Jersey) | 2,333.51 mi (3,755.43 km) |
| Barstow to Oak Ridge (Tennessee) | 1,837.21 mi (2,956.70 km) |
| Barstow to Oakdale (California) | 291.12 mi (468.51 km) |
| Barstow to Oakdale (Minnesota) | 1,447.15 mi (2,328.96 km) |
| Barstow to Oakland (California) | 351.51 mi (565.70 km) |
| Barstow to Oakland (New Jersey) | 2,346.85 mi (3,776.89 km) |
| Barstow to Oakland Park (Florida) | 2,262.57 mi (3,641.26 km) |
| Barstow to Oakleaf Plantation (Florida) | 2,066.36 mi (3,325.49 km) |
