| Ridderkerk to Mombris | 234.36 mi (377.16 km) |
| Ridderkerk to Monchengladbach | 91.27 mi (146.88 km) |
| Ridderkerk to Monschau | 115.28 mi (185.53 km) |
| Ridderkerk to Montabaur | 171.14 mi (275.42 km) |
| Ridderkerk to Moosburg | 400.34 mi (644.29 km) |
| Ridderkerk to Morbach | 179.19 mi (288.39 km) |
| Ridderkerk to Morfelden-Walldorf | 216.10 mi (347.77 km) |
| Ridderkerk to Morlenbach | 239.26 mi (385.06 km) |
| Ridderkerk to Morsbach | 151.14 mi (243.24 km) |
| Ridderkerk to Mosbach | 264.35 mi (425.43 km) |
| Ridderkerk to Mosigkau | 325.65 mi (524.09 km) |
| Ridderkerk to Mossingen | 309.93 mi (498.78 km) |
| Ridderkerk to Much | 137.40 mi (221.12 km) |
| Ridderkerk to Mucheln | 311.46 mi (501.24 km) |
| Ridderkerk to Muhlacker | 274.61 mi (441.94 km) |
