| South Plainfield to Mangualde | 3,407.59 mi (5,483.99 km) |
| South Plainfield to Marco de Canavezes | 3,373.35 mi (5,428.88 km) |
| South Plainfield to Marinha Grande | 3,374.03 mi (5,429.97 km) |
| South Plainfield to Massama | 3,384.88 mi (5,447.44 km) |
| South Plainfield to Matosinhos | 3,346.91 mi (5,386.33 km) |
| South Plainfield to Mealhada | 3,380.28 mi (5,440.03 km) |
| South Plainfield to Melgaco | 3,343.49 mi (5,380.83 km) |
| South Plainfield to Melres | 3,364.41 mi (5,414.50 km) |
| South Plainfield to Mira | 3,365.21 mi (5,415.78 km) |
| South Plainfield to Miranda do Corvo | 3,393.64 mi (5,461.53 km) |
| South Plainfield to Mirandela | 3,411.71 mi (5,490.62 km) |
| South Plainfield to Mogadouro | 3,438.00 mi (5,532.92 km) |
| South Plainfield to Moimenta da Beira | 3,404.55 mi (5,479.09 km) |
| South Plainfield to Moita | 3,402.24 mi (5,475.38 km) |
| South Plainfield to Moncao | 3,334.44 mi (5,366.26 km) |
