| Sannat to Marco de Canavezes | 1,256.65 mi (2,022.39 km) |
| Sannat to Marinha Grande | 1,286.07 mi (2,069.73 km) |
| Sannat to Massama | 1,301.23 mi (2,094.13 km) |
| Sannat to Matosinhos | 1,284.91 mi (2,067.86 km) |
| Sannat to Mealhada | 1,264.68 mi (2,035.31 km) |
| Sannat to Melgaco | 1,274.33 mi (2,050.84 km) |
| Sannat to Melres | 1,268.27 mi (2,041.08 km) |
| Sannat to Mira | 1,279.88 mi (2,059.76 km) |
| Sannat to Miranda do Corvo | 1,256.48 mi (2,022.11 km) |
| Sannat to Mirandela | 1,210.88 mi (1,948.72 km) |
| Sannat to Mogadouro | 1,185.21 mi (1,907.41 km) |
| Sannat to Moimenta da Beira | 1,226.84 mi (1,974.41 km) |
| Sannat to Moita | 1,285.40 mi (2,068.64 km) |
| Sannat to Moncao | 1,284.44 mi (2,067.10 km) |
| Sannat to Montalegre | 1,246.34 mi (2,005.78 km) |
