| Spanaway to Nuth | 5,001.53 mi (8,049.18 km) |
| Spanaway to Oegstgeest | 4,894.94 mi (7,877.64 km) |
| Spanaway to Oirschot | 4,954.01 mi (7,972.71 km) |
| Spanaway to Oisterwijk | 4,946.83 mi (7,961.15 km) |
| Spanaway to Oldebroek | 4,914.33 mi (7,908.86 km) |
| Spanaway to Oldenzaal | 4,946.35 mi (7,960.38 km) |
| Spanaway to Ommen | 4,922.74 mi (7,922.39 km) |
| Spanaway to Oosterend | 4,886.69 mi (7,864.37 km) |
| Spanaway to Oosterhout | 4,935.05 mi (7,942.19 km) |
| Spanaway to Oosterwolde | 4,892.72 mi (7,874.07 km) |
| Spanaway to Oostzaan | 4,890.92 mi (7,871.18 km) |
| Spanaway to Opmeer | 4,877.43 mi (7,849.47 km) |
| Spanaway to Oss | 4,944.09 mi (7,956.74 km) |
| Spanaway to Oud-Beijerland | 4,914.01 mi (7,908.33 km) |
| Spanaway to Oudenbosch | 4,929.92 mi (7,933.93 km) |
