| Tullahoma to Mangualde | 4,142.65 mi (6,666.95 km) |
| Tullahoma to Marco de Canavezes | 4,108.63 mi (6,612.20 km) |
| Tullahoma to Marinha Grande | 4,108.20 mi (6,611.51 km) |
| Tullahoma to Massama | 4,117.88 mi (6,627.08 km) |
| Tullahoma to Matosinhos | 4,082.11 mi (6,569.53 km) |
| Tullahoma to Mealhada | 4,115.07 mi (6,622.57 km) |
| Tullahoma to Melgaco | 4,079.03 mi (6,564.56 km) |
| Tullahoma to Melres | 4,099.61 mi (6,597.68 km) |
| Tullahoma to Mira | 4,099.97 mi (6,598.27 km) |
| Tullahoma to Miranda do Corvo | 4,128.26 mi (6,643.79 km) |
| Tullahoma to Mirandela | 4,147.19 mi (6,674.25 km) |
| Tullahoma to Mogadouro | 4,173.47 mi (6,716.55 km) |
| Tullahoma to Moimenta da Beira | 4,139.81 mi (6,662.39 km) |
| Tullahoma to Moita | 4,135.23 mi (6,655.01 km) |
| Tullahoma to Moncao | 4,069.95 mi (6,549.96 km) |
