| Tyler to Mangualde | 4,694.82 mi (7,555.59 km) |
| Tyler to Marco de Canavezes | 4,659.92 mi (7,499.41 km) |
| Tyler to Marinha Grande | 4,662.60 mi (7,503.73 km) |
| Tyler to Massama | 4,674.04 mi (7,522.13 km) |
| Tyler to Matosinhos | 4,633.75 mi (7,457.30 km) |
| Tyler to Mealhada | 4,668.07 mi (7,512.54 km) |
| Tyler to Melgaco | 4,628.45 mi (7,448.77 km) |
| Tyler to Melres | 4,651.28 mi (7,485.52 km) |
| Tyler to Mira | 4,653.05 mi (7,488.37 km) |
| Tyler to Miranda do Corvo | 4,681.70 mi (7,534.48 km) |
| Tyler to Mirandela | 4,697.22 mi (7,559.45 km) |
| Tyler to Mogadouro | 4,723.51 mi (7,601.75 km) |
| Tyler to Moimenta da Beira | 4,691.16 mi (7,549.70 km) |
| Tyler to Moita | 4,691.40 mi (7,550.07 km) |
| Tyler to Moncao | 4,619.61 mi (7,434.55 km) |
