| Mainburg to Marco de Canavezes | 1,098.71 mi (1,768.20 km) |
| Mainburg to Marinha Grande | 1,190.56 mi (1,916.02 km) |
| Mainburg to Massama | 1,247.94 mi (2,008.36 km) |
| Mainburg to Matosinhos | 1,122.29 mi (1,806.15 km) |
| Mainburg to Mealhada | 1,143.71 mi (1,840.63 km) |
| Mainburg to Melgaco | 1,068.36 mi (1,719.35 km) |
| Mainburg to Melres | 1,113.99 mi (1,792.80 km) |
| Mainburg to Mira | 1,153.64 mi (1,856.61 km) |
| Mainburg to Miranda do Corvo | 1,150.62 mi (1,851.74 km) |
| Mainburg to Mirandela | 1,045.53 mi (1,682.62 km) |
| Mainburg to Mogadouro | 1,031.86 mi (1,660.62 km) |
| Mainburg to Moimenta da Beira | 1,084.01 mi (1,744.55 km) |
| Mainburg to Moita | 1,240.72 mi (1,996.74 km) |
| Mainburg to Moncao | 1,079.23 mi (1,736.85 km) |
| Mainburg to Montalegre | 1,058.66 mi (1,703.75 km) |
