| Comstock Park to Mangualde | 3,863.55 mi (6,217.78 km) |
| Comstock Park to Marco de Canavezes | 3,825.91 mi (6,157.20 km) |
| Comstock Park to Marinha Grande | 3,840.03 mi (6,179.92 km) |
| Comstock Park to Massama | 3,859.29 mi (6,210.92 km) |
| Comstock Park to Matosinhos | 3,801.08 mi (6,117.24 km) |
| Comstock Park to Mealhada | 3,840.00 mi (6,179.88 km) |
| Comstock Park to Melgaco | 3,788.85 mi (6,097.56 km) |
| Comstock Park to Melres | 3,818.63 mi (6,145.49 km) |
| Comstock Park to Mira | 3,825.37 mi (6,156.34 km) |
| Comstock Park to Miranda do Corvo | 3,855.19 mi (6,204.33 km) |
| Comstock Park to Mirandela | 3,859.00 mi (6,210.46 km) |
| Comstock Park to Mogadouro | 3,885.11 mi (6,252.48 km) |
| Comstock Park to Moimenta da Beira | 3,857.13 mi (6,207.45 km) |
| Comstock Park to Moita | 3,876.56 mi (6,238.72 km) |
| Comstock Park to Moncao | 3,780.77 mi (6,084.56 km) |
