| Pawtucket to Mangualde | 3,227.43 mi (5,194.05 km) |
| Pawtucket to Marco de Canavezes | 3,192.96 mi (5,138.58 km) |
| Pawtucket to Marinha Grande | 3,194.58 mi (5,141.17 km) |
| Pawtucket to Massama | 3,206.17 mi (5,159.83 km) |
| Pawtucket to Matosinhos | 3,166.61 mi (5,096.16 km) |
| Pawtucket to Mealhada | 3,200.36 mi (5,150.48 km) |
| Pawtucket to Melgaco | 3,162.71 mi (5,089.88 km) |
| Pawtucket to Melres | 3,184.12 mi (5,124.35 km) |
| Pawtucket to Mira | 3,185.31 mi (5,126.26 km) |
| Pawtucket to Miranda do Corvo | 3,213.86 mi (5,172.20 km) |
| Pawtucket to Mirandela | 3,231.05 mi (5,199.87 km) |
| Pawtucket to Mogadouro | 3,257.34 mi (5,242.18 km) |
| Pawtucket to Moimenta da Beira | 3,224.18 mi (5,188.82 km) |
| Pawtucket to Moita | 3,223.53 mi (5,187.77 km) |
| Pawtucket to Moncao | 3,153.70 mi (5,075.38 km) |
