| Tonypandy to Oak Harbor (Washington) | 4,658.61 mi (7,497.31 km) |
| Tonypandy to Oak Hills (Oregon) | 4,819.20 mi (7,755.75 km) |
| Tonypandy to Oak Lawn (Illinois) | 3,828.67 mi (6,161.65 km) |
| Tonypandy to Oak Park (California) | 5,336.81 mi (8,588.76 km) |
| Tonypandy to Oak Park (Illinois) | 3,822.20 mi (6,151.24 km) |
| Tonypandy to Oak Park (Michigan) | 3,616.67 mi (5,820.47 km) |
| Tonypandy to Oak Ridge (Florida) | 4,202.41 mi (6,763.13 km) |
| Tonypandy to Oak Ridge (New Jersey) | 3,329.10 mi (5,357.66 km) |
| Tonypandy to Oak Ridge (Tennessee) | 3,958.49 mi (6,370.58 km) |
| Tonypandy to Oakdale (California) | 5,200.81 mi (8,369.89 km) |
| Tonypandy to Oakdale (Minnesota) | 3,875.21 mi (6,236.55 km) |
| Tonypandy to Oakland (California) | 5,241.49 mi (8,435.36 km) |
| Tonypandy to Oakland (New Jersey) | 3,318.61 mi (5,340.79 km) |
| Tonypandy to Oakland Park (Florida) | 4,263.45 mi (6,861.35 km) |
| Tonypandy to Oakleaf Plantation (Florida) | 4,136.19 mi (6,656.56 km) |
