| Oldham to Mangualde | 931.96 mi (1,499.84 km) |
| Oldham to Marco de Canavezes | 898.72 mi (1,446.36 km) |
| Oldham to Marinha Grande | 1,005.31 mi (1,617.90 km) |
| Oldham to Massama | 1,076.31 mi (1,732.15 km) |
| Oldham to Matosinhos | 906.98 mi (1,459.65 km) |
| Oldham to Mealhada | 956.18 mi (1,538.83 km) |
| Oldham to Melgaco | 838.75 mi (1,349.84 km) |
| Oldham to Melres | 910.12 mi (1,464.69 km) |
| Oldham to Mira | 957.04 mi (1,540.21 km) |
| Oldham to Miranda do Corvo | 973.38 mi (1,566.50 km) |
| Oldham to Mirandela | 865.52 mi (1,392.92 km) |
| Oldham to Mogadouro | 870.19 mi (1,400.44 km) |
| Oldham to Moimenta da Beira | 904.91 mi (1,456.31 km) |
| Oldham to Moita | 1,079.18 mi (1,736.77 km) |
| Oldham to Moncao | 844.96 mi (1,359.83 km) |
