| Oldenburg to Mombris | 216.50 mi (348.43 km) |
| Oldenburg to Monchengladbach | 154.04 mi (247.91 km) |
| Oldenburg to Monschau | 197.09 mi (317.19 km) |
| Oldenburg to Montabaur | 187.73 mi (302.12 km) |
| Oldenburg to Moosburg | 361.56 mi (581.87 km) |
| Oldenburg to Morbach | 234.68 mi (377.68 km) |
| Oldenburg to Morfelden-Walldorf | 217.80 mi (350.52 km) |
| Oldenburg to Morlenbach | 245.96 mi (395.84 km) |
| Oldenburg to Morsbach | 158.75 mi (255.49 km) |
| Oldenburg to Mosbach | 265.06 mi (426.58 km) |
| Oldenburg to Mosigkau | 191.79 mi (308.65 km) |
| Oldenburg to Mossingen | 329.39 mi (530.10 km) |
| Oldenburg to Much | 157.72 mi (253.83 km) |
| Oldenburg to Mucheln | 198.13 mi (318.85 km) |
| Oldenburg to Muhlacker | 291.04 mi (468.38 km) |
