| Welling to Mombris | 407.06 mi (655.10 km) |
| Welling to Monchengladbach | 273.51 mi (440.16 km) |
| Welling to Monschau | 274.25 mi (441.37 km) |
| Welling to Montabaur | 343.05 mi (552.08 km) |
| Welling to Moosburg | 563.93 mi (907.56 km) |
| Welling to Morbach | 327.19 mi (526.57 km) |
| Welling to Morfelden-Walldorf | 383.81 mi (617.69 km) |
| Welling to Morlenbach | 399.84 mi (643.48 km) |
| Welling to Morsbach | 331.98 mi (534.27 km) |
| Welling to Mosbach | 423.41 mi (681.41 km) |
| Welling to Mosigkau | 519.82 mi (836.57 km) |
| Welling to Mossingen | 449.97 mi (724.16 km) |
| Welling to Much | 317.79 mi (511.44 km) |
| Welling to Mucheln | 503.73 mi (810.67 km) |
| Welling to Muhlacker | 422.85 mi (680.51 km) |
