| Gargzdai to Marco de Canavezes | 1,664.91 mi (2,679.42 km) |
| Gargzdai to Marinha Grande | 1,766.02 mi (2,842.13 km) |
| Gargzdai to Massama | 1,829.97 mi (2,945.04 km) |
| Gargzdai to Matosinhos | 1,684.44 mi (2,710.84 km) |
| Gargzdai to Mealhada | 1,716.33 mi (2,762.16 km) |
| Gargzdai to Melgaco | 1,622.41 mi (2,611.01 km) |
| Gargzdai to Melres | 1,679.67 mi (2,703.17 km) |
| Gargzdai to Mira | 1,723.73 mi (2,774.07 km) |
| Gargzdai to Miranda do Corvo | 1,726.86 mi (2,779.12 km) |
| Gargzdai to Mirandela | 1,615.46 mi (2,599.83 km) |
| Gargzdai to Mogadouro | 1,606.91 mi (2,586.08 km) |
| Gargzdai to Moimenta da Beira | 1,656.37 mi (2,665.67 km) |
| Gargzdai to Moita | 1,825.52 mi (2,937.89 km) |
| Gargzdai to Moncao | 1,632.20 mi (2,626.78 km) |
| Gargzdai to Montalegre | 1,620.02 mi (2,607.17 km) |
