| Achim to Marco de Canavezes | 1,146.08 mi (1,844.43 km) |
| Achim to Marinha Grande | 1,249.69 mi (2,011.18 km) |
| Achim to Massama | 1,315.95 mi (2,117.81 km) |
| Achim to Matosinhos | 1,164.00 mi (1,873.28 km) |
| Achim to Mealhada | 1,199.36 mi (1,930.18 km) |
| Achim to Melgaco | 1,100.18 mi (1,770.56 km) |
| Achim to Melres | 1,160.48 mi (1,867.61 km) |
| Achim to Mira | 1,205.68 mi (1,940.36 km) |
| Achim to Miranda do Corvo | 1,211.32 mi (1,949.43 km) |
| Achim to Mirandela | 1,098.65 mi (1,768.11 km) |
| Achim to Mogadouro | 1,092.42 mi (1,758.07 km) |
| Achim to Moimenta da Beira | 1,140.03 mi (1,834.69 km) |
| Achim to Moita | 1,312.95 mi (2,113.00 km) |
| Achim to Moncao | 1,109.58 mi (1,785.70 km) |
| Achim to Montalegre | 1,100.03 mi (1,770.33 km) |
