| Barberton to Mangualde | 3,737.36 mi (6,014.70 km) |
| Barberton to Marco de Canavezes | 3,701.45 mi (5,956.91 km) |
| Barberton to Marinha Grande | 3,708.39 mi (5,968.08 km) |
| Barberton to Massama | 3,723.10 mi (5,991.75 km) |
| Barberton to Matosinhos | 3,675.72 mi (5,915.49 km) |
| Barberton to Mealhada | 3,711.75 mi (5,973.48 km) |
| Barberton to Melgaco | 3,668.12 mi (5,903.27 km) |
| Barberton to Melres | 3,693.28 mi (5,943.76 km) |
| Barberton to Mira | 3,696.86 mi (5,949.51 km) |
| Barberton to Miranda do Corvo | 3,725.99 mi (5,996.40 km) |
| Barberton to Mirandela | 3,737.40 mi (6,014.77 km) |
| Barberton to Mogadouro | 3,763.66 mi (6,057.02 km) |
| Barberton to Moimenta da Beira | 3,732.73 mi (6,007.25 km) |
| Barberton to Moita | 3,740.45 mi (6,019.68 km) |
| Barberton to Moncao | 3,659.51 mi (5,889.41 km) |
