| Longmont to Menen | 4,807.93 mi (7,737.62 km) |
| Longmont to Merchtem | 4,837.76 mi (7,785.62 km) |
| Longmont to Merelbeke | 4,820.12 mi (7,757.24 km) |
| Longmont to Merksem | 4,832.44 mi (7,777.06 km) |
| Longmont to Merksplas | 4,840.99 mi (7,790.82 km) |
| Longmont to Mettet | 4,880.78 mi (7,854.85 km) |
| Longmont to Meulebeke | 4,806.77 mi (7,735.75 km) |
| Longmont to Middelkerke | 4,780.77 mi (7,693.91 km) |
| Longmont to Mol | 4,857.43 mi (7,817.27 km) |
| Longmont to Mons | 4,851.13 mi (7,807.15 km) |
| Longmont to Montignies-le-Tilleul | 4,868.71 mi (7,835.43 km) |
| Longmont to Moorslede | 4,801.79 mi (7,727.74 km) |
| Longmont to Moortebeek | 4,846.24 mi (7,799.28 km) |
| Longmont to Morlanwelz-Mariemont | 4,860.69 mi (7,822.52 km) |
| Longmont to Mortsel | 4,836.66 mi (7,783.85 km) |
