| Metuchen to Mangualde | 3,405.95 mi (5,481.34 km) |
| Metuchen to Marco de Canavezes | 3,371.73 mi (5,426.28 km) |
| Metuchen to Marinha Grande | 3,372.30 mi (5,427.19 km) |
| Metuchen to Massama | 3,383.08 mi (5,444.54 km) |
| Metuchen to Matosinhos | 3,345.28 mi (5,383.71 km) |
| Metuchen to Mealhada | 3,378.60 mi (5,437.33 km) |
| Metuchen to Melgaco | 3,341.94 mi (5,378.33 km) |
| Metuchen to Melres | 3,362.78 mi (5,411.88 km) |
| Metuchen to Mira | 3,363.53 mi (5,413.07 km) |
| Metuchen to Miranda do Corvo | 3,391.95 mi (5,458.81 km) |
| Metuchen to Mirandela | 3,410.14 mi (5,488.09 km) |
| Metuchen to Mogadouro | 3,436.42 mi (5,530.39 km) |
| Metuchen to Moimenta da Beira | 3,402.93 mi (5,476.49 km) |
| Metuchen to Moita | 3,400.44 mi (5,472.48 km) |
| Metuchen to Moncao | 3,332.88 mi (5,363.75 km) |
