| North Potomac to Menen | 3,813.45 mi (6,137.15 km) |
| North Potomac to Merchtem | 3,854.17 mi (6,202.69 km) |
| North Potomac to Merelbeke | 3,833.79 mi (6,169.89 km) |
| North Potomac to Merksem | 3,855.46 mi (6,204.77 km) |
| North Potomac to Merksplas | 3,869.32 mi (6,227.06 km) |
| North Potomac to Mettet | 3,888.25 mi (6,257.53 km) |
| North Potomac to Meulebeke | 3,816.30 mi (6,141.74 km) |
| North Potomac to Middelkerke | 3,791.51 mi (6,101.85 km) |
| North Potomac to Mol | 3,884.10 mi (6,250.85 km) |
| North Potomac to Mons | 3,856.00 mi (6,205.64 km) |
| North Potomac to Montignies-le-Tilleul | 3,875.41 mi (6,236.87 km) |
| North Potomac to Moorslede | 3,808.68 mi (6,129.48 km) |
| North Potomac to Moortebeek | 3,861.32 mi (6,214.19 km) |
| North Potomac to Morlanwelz-Mariemont | 3,867.55 mi (6,224.23 km) |
| North Potomac to Mortsel | 3,858.43 mi (6,209.55 km) |
