| Frederiksvaerk to Oegstgeest | 402.11 mi (647.14 km) |
| Frederiksvaerk to Oirschot | 412.68 mi (664.14 km) |
| Frederiksvaerk to Oisterwijk | 410.96 mi (661.38 km) |
| Frederiksvaerk to Oldebroek | 346.36 mi (557.41 km) |
| Frederiksvaerk to Oldenzaal | 325.29 mi (523.51 km) |
| Frederiksvaerk to Ommen | 328.35 mi (528.43 km) |
| Frederiksvaerk to Oosterend | 314.38 mi (505.94 km) |
| Frederiksvaerk to Oosterhout | 417.43 mi (671.78 km) |
| Frederiksvaerk to Oosterwolde | 308.23 mi (496.05 km) |
| Frederiksvaerk to Oostzaan | 377.46 mi (607.46 km) |
| Frederiksvaerk to Opmeer | 363.01 mi (584.20 km) |
| Frederiksvaerk to Oss | 392.54 mi (631.73 km) |
| Frederiksvaerk to Oud-Beijerland | 421.94 mi (679.04 km) |
| Frederiksvaerk to Oudenbosch | 429.74 mi (691.60 km) |
| Frederiksvaerk to Oudewater | 398.17 mi (640.80 km) |
