| Oldenburg in Holstein to Oegstgeest | 302.79 mi (487.30 km) |
| Oldenburg in Holstein to Oirschot | 302.46 mi (486.76 km) |
| Oldenburg in Holstein to Oisterwijk | 301.89 mi (485.84 km) |
| Oldenburg in Holstein to Oldebroek | 241.85 mi (389.22 km) |
| Oldenburg in Holstein to Oldenzaal | 212.95 mi (342.70 km) |
| Oldenburg in Holstein to Ommen | 221.35 mi (356.23 km) |
| Oldenburg in Holstein to Oosterend | 216.58 mi (348.55 km) |
| Oldenburg in Holstein to Oosterhout | 310.59 mi (499.85 km) |
| Oldenburg in Holstein to Oosterwolde | 208.66 mi (335.80 km) |
| Oldenburg in Holstein to Oostzaan | 278.84 mi (448.75 km) |
| Oldenburg in Holstein to Opmeer | 267.63 mi (430.70 km) |
| Oldenburg in Holstein to Oss | 283.34 mi (455.99 km) |
| Oldenburg in Holstein to Oud-Beijerland | 319.06 mi (513.47 km) |
| Oldenburg in Holstein to Oudenbosch | 324.12 mi (521.63 km) |
| Oldenburg in Holstein to Oudewater | 294.84 mi (474.50 km) |
