| Clawson to Mangualde | 3,763.57 mi (6,056.88 km) |
| Clawson to Marco de Canavezes | 3,726.60 mi (5,997.38 km) |
| Clawson to Marinha Grande | 3,737.87 mi (6,015.51 km) |
| Clawson to Massama | 3,755.35 mi (6,043.65 km) |
| Clawson to Matosinhos | 3,701.39 mi (5,956.81 km) |
| Clawson to Mealhada | 3,739.18 mi (6,017.62 km) |
| Clawson to Melgaco | 3,691.03 mi (5,940.13 km) |
| Clawson to Melres | 3,718.96 mi (5,985.09 km) |
| Clawson to Mira | 3,724.44 mi (5,993.91 km) |
| Clawson to Miranda do Corvo | 3,754.00 mi (6,041.48 km) |
| Clawson to Mirandela | 3,760.86 mi (6,052.53 km) |
| Clawson to Mogadouro | 3,787.05 mi (6,094.66 km) |
| Clawson to Moimenta da Beira | 3,757.86 mi (6,047.69 km) |
| Clawson to Moita | 3,772.66 mi (6,071.52 km) |
| Clawson to Moncao | 3,682.73 mi (5,926.77 km) |
