| Arcata to Mangualde | 5,537.09 mi (8,911.09 km) |
| Arcata to Marco de Canavezes | 5,494.11 mi (8,841.92 km) |
| Arcata to Marinha Grande | 5,536.93 mi (8,910.83 km) |
| Arcata to Massama | 5,573.55 mi (8,969.76 km) |
| Arcata to Matosinhos | 5,474.28 mi (8,810.00 km) |
| Arcata to Mealhada | 5,523.15 mi (8,888.65 km) |
| Arcata to Melgaco | 5,443.44 mi (8,760.37 km) |
| Arcata to Melres | 5,490.92 mi (8,836.77 km) |
| Arcata to Mira | 5,510.32 mi (8,868.00 km) |
| Arcata to Miranda do Corvo | 5,541.54 mi (8,918.24 km) |
| Arcata to Mirandela | 5,513.57 mi (8,873.24 km) |
| Arcata to Mogadouro | 5,537.71 mi (8,912.08 km) |
| Arcata to Moimenta da Beira | 5,523.57 mi (8,889.32 km) |
| Arcata to Moita | 5,589.77 mi (8,995.87 km) |
| Arcata to Moncao | 5,438.00 mi (8,751.61 km) |
