| Bolsward to Oak Harbor (Washington) | 4,803.91 mi (7,731.14 km) |
| Bolsward to Oak Hills (Oregon) | 4,973.75 mi (8,004.47 km) |
| Bolsward to Oak Lawn (Illinois) | 4,117.31 mi (6,626.17 km) |
| Bolsward to Oak Park (California) | 5,546.11 mi (8,925.60 km) |
| Bolsward to Oak Park (Illinois) | 4,110.04 mi (6,614.47 km) |
| Bolsward to Oak Park (Michigan) | 3,914.87 mi (6,300.37 km) |
| Bolsward to Oak Ridge (Florida) | 4,549.57 mi (7,321.83 km) |
| Bolsward to Oak Ridge (New Jersey) | 3,654.96 mi (5,882.08 km) |
| Bolsward to Oak Ridge (Tennessee) | 4,277.39 mi (6,883.79 km) |
| Bolsward to Oakdale (California) | 5,390.00 mi (8,674.36 km) |
| Bolsward to Oakdale (Minnesota) | 4,135.09 mi (6,654.79 km) |
| Bolsward to Oakland (California) | 5,424.91 mi (8,730.55 km) |
| Bolsward to Oakland (New Jersey) | 3,645.08 mi (5,866.20 km) |
| Bolsward to Oakland Park (Florida) | 4,618.63 mi (7,432.97 km) |
| Bolsward to Oakleaf Plantation (Florida) | 4,478.16 mi (7,206.90 km) |
