| Clausthal-Zellerfeld to Menen | 319.20 mi (513.71 km) |
| Clausthal-Zellerfeld to Merchtem | 269.34 mi (433.46 km) |
| Clausthal-Zellerfeld to Merelbeke | 289.15 mi (465.35 km) |
| Clausthal-Zellerfeld to Merksem | 256.27 mi (412.43 km) |
| Clausthal-Zellerfeld to Merksplas | 236.67 mi (380.88 km) |
| Clausthal-Zellerfeld to Mettet | 267.01 mi (429.72 km) |
| Clausthal-Zellerfeld to Meulebeke | 309.55 mi (498.17 km) |
| Clausthal-Zellerfeld to Middelkerke | 326.01 mi (524.66 km) |
| Clausthal-Zellerfeld to Mol | 228.52 mi (367.77 km) |
| Clausthal-Zellerfeld to Mons | 292.18 mi (470.21 km) |
| Clausthal-Zellerfeld to Montignies-le-Tilleul | 276.24 mi (444.56 km) |
| Clausthal-Zellerfeld to Moorslede | 320.01 mi (515.01 km) |
| Clausthal-Zellerfeld to Moortebeek | 267.01 mi (429.71 km) |
| Clausthal-Zellerfeld to Morlanwelz-Mariemont | 280.58 mi (451.55 km) |
| Clausthal-Zellerfeld to Mortsel | 256.26 mi (412.41 km) |
