| Northeim to Marco de Canavezes | 1,123.86 mi (1,808.68 km) |
| Northeim to Marinha Grande | 1,224.73 mi (1,971.02 km) |
| Northeim to Massama | 1,288.76 mi (2,074.06 km) |
| Northeim to Matosinhos | 1,143.69 mi (1,840.59 km) |
| Northeim to Mealhada | 1,175.07 mi (1,891.09 km) |
| Northeim to Melgaco | 1,082.32 mi (1,741.83 km) |
| Northeim to Melres | 1,138.67 mi (1,832.51 km) |
| Northeim to Mira | 1,182.55 mi (1,903.13 km) |
| Northeim to Miranda do Corvo | 1,185.58 mi (1,908.00 km) |
| Northeim to Mirandela | 1,074.21 mi (1,728.78 km) |
| Northeim to Mogadouro | 1,065.64 mi (1,714.98 km) |
| Northeim to Moimenta da Beira | 1,115.10 mi (1,794.57 km) |
| Northeim to Moita | 1,284.46 mi (2,067.14 km) |
| Northeim to Moncao | 1,092.28 mi (1,757.85 km) |
| Northeim to Montalegre | 1,079.22 mi (1,736.84 km) |
