| Guayama to Mangualde | 3,770.02 mi (6,067.26 km) |
| Guayama to Marco de Canavezes | 3,754.53 mi (6,042.34 km) |
| Guayama to Marinha Grande | 3,701.86 mi (5,957.57 km) |
| Guayama to Massama | 3,676.11 mi (5,916.13 km) |
| Guayama to Matosinhos | 3,726.16 mi (5,996.68 km) |
| Guayama to Mealhada | 3,732.32 mi (6,006.58 km) |
| Guayama to Melgaco | 3,756.92 mi (6,046.17 km) |
| Guayama to Melres | 3,740.62 mi (6,019.95 km) |
| Guayama to Mira | 3,717.93 mi (5,983.43 km) |
| Guayama to Miranda do Corvo | 3,736.19 mi (6,012.82 km) |
| Guayama to Mirandela | 3,806.89 mi (6,126.60 km) |
| Guayama to Mogadouro | 3,829.68 mi (6,163.27 km) |
| Guayama to Moimenta da Beira | 3,780.61 mi (6,084.30 km) |
| Guayama to Moita | 3,690.98 mi (5,940.06 km) |
| Guayama to Moncao | 3,745.67 mi (6,028.08 km) |
