| Santarem to Menen | 982.67 mi (1,581.46 km) |
| Santarem to Merchtem | 1,023.59 mi (1,647.31 km) |
| Santarem to Merelbeke | 1,011.24 mi (1,627.44 km) |
| Santarem to Merksem | 1,043.75 mi (1,679.76 km) |
| Santarem to Merksplas | 1,062.52 mi (1,709.96 km) |
| Santarem to Mettet | 1,004.32 mi (1,616.29 km) |
| Santarem to Meulebeke | 995.45 mi (1,602.03 km) |
| Santarem to Middelkerke | 995.15 mi (1,601.54 km) |
| Santarem to Mol | 1,060.83 mi (1,707.24 km) |
| Santarem to Mons | 989.01 mi (1,591.66 km) |
| Santarem to Montignies-le-Tilleul | 998.92 mi (1,607.61 km) |
| Santarem to Moorslede | 986.05 mi (1,586.90 km) |
| Santarem to Moortebeek | 1,021.05 mi (1,643.22 km) |
| Santarem to Morlanwelz-Mariemont | 997.61 mi (1,605.50 km) |
| Santarem to Mortsel | 1,040.62 mi (1,674.72 km) |
