| North Hykeham to Mangualde | 931.66 mi (1,499.36 km) |
| North Hykeham to Marco de Canavezes | 900.77 mi (1,449.64 km) |
| North Hykeham to Marinha Grande | 1,007.93 mi (1,622.11 km) |
| North Hykeham to Massama | 1,078.68 mi (1,735.96 km) |
| North Hykeham to Matosinhos | 911.07 mi (1,466.23 km) |
| North Hykeham to Mealhada | 958.06 mi (1,541.85 km) |
| North Hykeham to Melgaco | 842.90 mi (1,356.51 km) |
| North Hykeham to Melres | 912.90 mi (1,469.17 km) |
| North Hykeham to Mira | 960.00 mi (1,544.98 km) |
| North Hykeham to Miranda do Corvo | 974.42 mi (1,568.17 km) |
| North Hykeham to Mirandela | 864.32 mi (1,391.00 km) |
| North Hykeham to Mogadouro | 866.95 mi (1,395.21 km) |
| North Hykeham to Moimenta da Beira | 904.61 mi (1,455.83 km) |
| North Hykeham to Moita | 1,080.45 mi (1,738.81 km) |
| North Hykeham to Moncao | 849.85 mi (1,367.70 km) |
