| Skien to Oak Harbor (Washington) | 4,534.52 mi (7,297.61 km) |
| Skien to Oak Hills (Oregon) | 4,712.09 mi (7,583.37 km) |
| Skien to Oak Lawn (Illinois) | 4,039.55 mi (6,501.03 km) |
| Skien to Oak Park (California) | 5,339.94 mi (8,593.80 km) |
| Skien to Oak Park (Illinois) | 4,031.08 mi (6,487.39 km) |
| Skien to Oak Park (Michigan) | 3,856.07 mi (6,205.75 km) |
| Skien to Oak Ridge (Florida) | 4,581.01 mi (7,372.42 km) |
| Skien to Oak Ridge (New Jersey) | 3,651.24 mi (5,876.11 km) |
| Skien to Oak Ridge (Tennessee) | 4,251.34 mi (6,841.87 km) |
| Skien to Oakdale (California) | 5,161.74 mi (8,307.02 km) |
| Skien to Oakdale (Minnesota) | 4,012.51 mi (6,457.51 km) |
| Skien to Oakland (California) | 5,189.83 mi (8,352.22 km) |
| Skien to Oakland (New Jersey) | 3,642.76 mi (5,862.45 km) |
| Skien to Oakland Park (Florida) | 4,669.59 mi (7,514.97 km) |
| Skien to Oakleaf Plantation (Florida) | 4,498.14 mi (7,239.05 km) |
