| Cobh to Oak Harbor (Washington) | 4,512.18 mi (7,261.65 km) |
| Cobh to Oak Hills (Oregon) | 4,668.56 mi (7,513.31 km) |
| Cobh to Oak Lawn (Illinois) | 3,632.88 mi (5,846.56 km) |
| Cobh to Oak Park (California) | 5,164.22 mi (8,311.01 km) |
| Cobh to Oak Park (Illinois) | 3,626.64 mi (5,836.51 km) |
| Cobh to Oak Park (Michigan) | 3,418.55 mi (5,501.62 km) |
| Cobh to Oak Ridge (Florida) | 3,994.99 mi (6,429.31 km) |
| Cobh to Oak Ridge (New Jersey) | 3,124.89 mi (5,029.03 km) |
| Cobh to Oak Ridge (Tennessee) | 3,755.31 mi (6,043.58 km) |
| Cobh to Oakdale (California) | 5,035.80 mi (8,104.33 km) |
| Cobh to Oakdale (Minnesota) | 3,687.95 mi (5,935.18 km) |
| Cobh to Oakland (California) | 5,078.56 mi (8,173.16 km) |
| Cobh to Oakland (New Jersey) | 3,114.30 mi (5,011.98 km) |
| Cobh to Oakland Park (Florida) | 4,055.59 mi (6,526.84 km) |
| Cobh to Oakleaf Plantation (Florida) | 3,929.27 mi (6,323.55 km) |
