| Sterling Heights to Mangualde | 3,756.75 mi (6,045.90 km) |
| Sterling Heights to Marco de Canavezes | 3,719.78 mi (5,986.40 km) |
| Sterling Heights to Marinha Grande | 3,731.05 mi (6,004.54 km) |
| Sterling Heights to Massama | 3,748.54 mi (6,032.70 km) |
| Sterling Heights to Matosinhos | 3,694.57 mi (5,945.83 km) |
| Sterling Heights to Mealhada | 3,732.36 mi (6,006.65 km) |
| Sterling Heights to Melgaco | 3,684.20 mi (5,929.15 km) |
| Sterling Heights to Melres | 3,712.14 mi (5,974.11 km) |
| Sterling Heights to Mira | 3,717.62 mi (5,982.93 km) |
| Sterling Heights to Miranda do Corvo | 3,747.18 mi (6,030.51 km) |
| Sterling Heights to Mirandela | 3,754.04 mi (6,041.54 km) |
| Sterling Heights to Mogadouro | 3,780.22 mi (6,083.68 km) |
| Sterling Heights to Moimenta da Beira | 3,751.04 mi (6,036.71 km) |
| Sterling Heights to Moita | 3,765.86 mi (6,060.56 km) |
| Sterling Heights to Moncao | 3,675.90 mi (5,915.79 km) |
