| Stirling to Mangualde | 1,085.67 mi (1,747.21 km) |
| Stirling to Marco de Canavezes | 1,049.07 mi (1,688.31 km) |
| Stirling to Marinha Grande | 1,153.48 mi (1,856.35 km) |
| Stirling to Massama | 1,224.21 mi (1,970.18 km) |
| Stirling to Matosinhos | 1,053.82 mi (1,695.96 km) |
| Stirling to Mealhada | 1,106.13 mi (1,780.14 km) |
| Stirling to Melgaco | 986.43 mi (1,587.50 km) |
| Stirling to Melres | 1,059.11 mi (1,704.47 km) |
| Stirling to Mira | 1,105.16 mi (1,778.59 km) |
| Stirling to Miranda do Corvo | 1,124.50 mi (1,809.71 km) |
| Stirling to Mirandela | 1,021.37 mi (1,643.73 km) |
| Stirling to Mogadouro | 1,029.04 mi (1,656.08 km) |
| Stirling to Moimenta da Beira | 1,058.91 mi (1,704.15 km) |
| Stirling to Moita | 1,228.89 mi (1,977.71 km) |
| Stirling to Moncao | 991.29 mi (1,595.32 km) |
