| Grenzach-Wyhlen to Lubbeek | 262.84 mi (423.00 km) |
| Grenzach-Wyhlen to Lummen | 261.71 mi (421.18 km) |
| Grenzach-Wyhlen to Maaseik | 259.38 mi (417.43 km) |
| Grenzach-Wyhlen to Machelen | 273.78 mi (440.61 km) |
| Grenzach-Wyhlen to Maldegem | 315.61 mi (507.93 km) |
| Grenzach-Wyhlen to Malmedy | 211.49 mi (340.35 km) |
| Grenzach-Wyhlen to Manage | 256.04 mi (412.06 km) |
| Grenzach-Wyhlen to Marche-en-Famenne | 212.28 mi (341.63 km) |
| Grenzach-Wyhlen to Mariakerke | 302.19 mi (486.33 km) |
| Grenzach-Wyhlen to Mechelen | 279.59 mi (449.95 km) |
| Grenzach-Wyhlen to Mechelen-aan-de-Maas | 253.82 mi (408.48 km) |
| Grenzach-Wyhlen to Meerhout | 273.24 mi (439.74 km) |
| Grenzach-Wyhlen to Meise | 277.60 mi (446.75 km) |
| Grenzach-Wyhlen to Melle | 294.92 mi (474.62 km) |
| Grenzach-Wyhlen to Melsele | 295.48 mi (475.52 km) |
