| Isabela to Oak Harbor (Washington) | 3,704.36 mi (5,961.60 km) |
| Isabela to Oak Hills (Oregon) | 3,672.80 mi (5,910.80 km) |
| Isabela to Oak Lawn (Illinois) | 2,015.27 mi (3,243.27 km) |
| Isabela to Oak Park (California) | 3,343.73 mi (5,381.22 km) |
| Isabela to Oak Park (Illinois) | 2,025.28 mi (3,259.37 km) |
| Isabela to Oak Park (Michigan) | 1,907.47 mi (3,069.78 km) |
| Isabela to Oak Ridge (Florida) | 1,141.48 mi (1,837.03 km) |
| Isabela to Oak Ridge (New Jersey) | 1,618.54 mi (2,604.79 km) |
| Isabela to Oak Ridge (Tennessee) | 1,601.41 mi (2,577.22 km) |
| Isabela to Oakdale (California) | 3,485.38 mi (5,609.17 km) |
| Isabela to Oakdale (Minnesota) | 2,360.46 mi (3,798.79 km) |
| Isabela to Oakland (California) | 3,559.94 mi (5,729.17 km) |
| Isabela to Oakland (New Jersey) | 1,614.40 mi (2,598.12 km) |
| Isabela to Oakland Park (Florida) | 991.79 mi (1,596.14 km) |
| Isabela to Oakleaf Plantation (Florida) | 1,230.42 mi (1,980.17 km) |
