| Pico Rivera to Mangualde | 5,641.69 mi (9,079.42 km) |
| Pico Rivera to Marco de Canavezes | 5,601.03 mi (9,013.98 km) |
| Pico Rivera to Marinha Grande | 5,629.13 mi (9,059.21 km) |
| Pico Rivera to Massama | 5,656.51 mi (9,103.28 km) |
| Pico Rivera to Matosinhos | 5,578.41 mi (8,977.59 km) |
| Pico Rivera to Mealhada | 5,622.57 mi (9,048.65 km) |
| Pico Rivera to Melgaco | 5,556.73 mi (8,942.69 km) |
| Pico Rivera to Melres | 5,595.69 mi (9,005.40 km) |
| Pico Rivera to Mira | 5,608.67 mi (9,026.28 km) |
| Pico Rivera to Miranda do Corvo | 5,639.44 mi (9,075.81 km) |
| Pico Rivera to Mirandela | 5,627.62 mi (9,056.78 km) |
| Pico Rivera to Mogadouro | 5,653.01 mi (9,097.64 km) |
| Pico Rivera to Moimenta da Beira | 5,631.69 mi (9,063.33 km) |
| Pico Rivera to Moita | 5,673.47 mi (9,130.56 km) |
| Pico Rivera to Moncao | 5,549.90 mi (8,931.70 km) |
