| Oskaloosa to Nuth | 4,405.87 mi (7,090.56 km) |
| Oskaloosa to Oegstgeest | 4,306.90 mi (6,931.29 km) |
| Oskaloosa to Oirschot | 4,362.47 mi (7,020.72 km) |
| Oskaloosa to Oisterwijk | 4,355.72 mi (7,009.85 km) |
| Oskaloosa to Oldebroek | 4,347.60 mi (6,996.78 km) |
| Oskaloosa to Oldenzaal | 4,388.93 mi (7,063.31 km) |
| Oskaloosa to Ommen | 4,363.16 mi (7,021.82 km) |
| Oskaloosa to Oosterend | 4,332.37 mi (6,972.28 km) |
| Oskaloosa to Oosterhout | 4,341.14 mi (6,986.39 km) |
| Oskaloosa to Oosterwolde | 4,340.69 mi (6,985.66 km) |
| Oskaloosa to Oostzaan | 4,312.37 mi (6,940.08 km) |
| Oskaloosa to Opmeer | 4,304.74 mi (6,927.82 km) |
| Oskaloosa to Oss | 4,360.06 mi (7,016.84 km) |
| Oskaloosa to Oud-Beijerland | 4,318.21 mi (6,949.49 km) |
| Oskaloosa to Oudenbosch | 4,331.20 mi (6,970.39 km) |
