| Opmeer to Mombris | 257.14 mi (413.83 km) |
| Opmeer to Monchengladbach | 121.37 mi (195.32 km) |
| Opmeer to Monschau | 158.11 mi (254.46 km) |
| Opmeer to Montabaur | 199.19 mi (320.57 km) |
| Opmeer to Moosburg | 423.21 mi (681.10 km) |
| Opmeer to Morbach | 220.12 mi (354.25 km) |
| Opmeer to Morfelden-Walldorf | 243.62 mi (392.08 km) |
| Opmeer to Morlenbach | 269.82 mi (434.23 km) |
| Opmeer to Morsbach | 173.27 mi (278.85 km) |
| Opmeer to Mosbach | 294.46 mi (473.88 km) |
| Opmeer to Mosigkau | 313.59 mi (504.68 km) |
| Opmeer to Mossingen | 347.03 mi (558.49 km) |
| Opmeer to Much | 161.65 mi (260.15 km) |
| Opmeer to Mucheln | 306.88 mi (493.87 km) |
| Opmeer to Muhlacker | 309.65 mi (498.34 km) |
