| Rubi to Mangualde | 513.71 mi (826.74 km) |
| Rubi to Marco de Canavezes | 528.36 mi (850.32 km) |
| Rubi to Marinha Grande | 587.13 mi (944.89 km) |
| Rubi to Massama | 626.03 mi (1,007.51 km) |
| Rubi to Matosinhos | 556.82 mi (896.12 km) |
| Rubi to Mealhada | 552.12 mi (888.55 km) |
| Rubi to Melgaco | 531.86 mi (855.95 km) |
| Rubi to Melres | 542.16 mi (872.52 km) |
| Rubi to Mira | 566.08 mi (911.01 km) |
| Rubi to Miranda do Corvo | 550.32 mi (885.65 km) |
| Rubi to Mirandela | 476.67 mi (767.12 km) |
| Rubi to Mogadouro | 453.30 mi (729.51 km) |
| Rubi to Moimenta da Beira | 502.18 mi (808.18 km) |
| Rubi to Moita | 614.15 mi (988.37 km) |
| Rubi to Moncao | 542.75 mi (873.47 km) |
