| Buford to Mangualde | 4,078.17 mi (6,563.18 km) |
| Buford to Marco de Canavezes | 4,045.37 mi (6,510.39 km) |
| Buford to Marinha Grande | 4,040.56 mi (6,502.66 km) |
| Buford to Massama | 4,047.40 mi (6,513.66 km) |
| Buford to Matosinhos | 4,018.43 mi (6,467.05 km) |
| Buford to Mealhada | 4,049.47 mi (6,516.99 km) |
| Buford to Melgaco | 4,018.18 mi (6,466.63 km) |
| Buford to Melres | 4,035.85 mi (6,495.07 km) |
| Buford to Mira | 4,034.28 mi (6,492.55 km) |
| Buford to Miranda do Corvo | 4,062.01 mi (6,537.17 km) |
| Buford to Mirandela | 4,085.47 mi (6,574.93 km) |
| Buford to Mogadouro | 4,111.72 mi (6,617.17 km) |
| Buford to Moimenta da Beira | 4,076.43 mi (6,560.38 km) |
| Buford to Moita | 4,064.71 mi (6,541.52 km) |
| Buford to Moncao | 4,008.83 mi (6,451.58 km) |
