| Gorna Oryahovitsa to Marco de Canavezes | 1,727.16 mi (2,779.59 km) |
| Gorna Oryahovitsa to Marinha Grande | 1,796.03 mi (2,890.43 km) |
| Gorna Oryahovitsa to Massama | 1,836.50 mi (2,955.55 km) |
| Gorna Oryahovitsa to Matosinhos | 1,754.66 mi (2,823.86 km) |
| Gorna Oryahovitsa to Mealhada | 1,758.08 mi (2,829.36 km) |
| Gorna Oryahovitsa to Melgaco | 1,716.39 mi (2,762.27 km) |
| Gorna Oryahovitsa to Melres | 1,741.89 mi (2,803.30 km) |
| Gorna Oryahovitsa to Mira | 1,771.25 mi (2,850.56 km) |
| Gorna Oryahovitsa to Miranda do Corvo | 1,758.21 mi (2,829.56 km) |
| Gorna Oryahovitsa to Mirandela | 1,673.18 mi (2,692.73 km) |
| Gorna Oryahovitsa to Mogadouro | 1,652.66 mi (2,659.70 km) |
| Gorna Oryahovitsa to Moimenta da Beira | 1,704.19 mi (2,742.62 km) |
| Gorna Oryahovitsa to Moita | 1,824.44 mi (2,936.15 km) |
| Gorna Oryahovitsa to Moncao | 1,727.73 mi (2,780.51 km) |
| Gorna Oryahovitsa to Montalegre | 1,697.71 mi (2,732.20 km) |
