| Eiras to Marco de Canavezes | 66.59 mi (107.17 km) |
| Eiras to Marinha Grande | 43.39 mi (69.83 km) |
| Eiras to Massama | 112.20 mi (180.57 km) |
| Eiras to Matosinhos | 66.62 mi (107.21 km) |
| Eiras to Mealhada | 9.85 mi (15.85 km) |
| Eiras to Melgaco | 129.78 mi (208.86 km) |
| Eiras to Melres | 56.99 mi (91.71 km) |
| Eiras to Mira | 20.97 mi (33.75 km) |
| Eiras to Miranda do Corvo | 10.92 mi (17.58 km) |
| Eiras to Mirandela | 107.66 mi (173.27 km) |
| Eiras to Mogadouro | 116.88 mi (188.10 km) |
| Eiras to Moimenta da Beira | 66.36 mi (106.80 km) |
| Eiras to Moita | 113.98 mi (183.43 km) |
| Eiras to Moncao | 126.56 mi (203.67 km) |
| Eiras to Montalegre | 114.10 mi (183.62 km) |
