| Portales to Massarosa | 5,623.86 mi (9,050.73 km) |
| Portales to Matelica | 5,752.78 mi (9,258.20 km) |
| Portales to Matera | 6,009.67 mi (9,671.64 km) |
| Portales to Matino | 6,097.88 mi (9,813.59 km) |
| Portales to Mazzarino | 6,076.08 mi (9,778.50 km) |
| Portales to Meda | 5,500.59 mi (8,852.35 km) |
| Portales to Medesano | 5,577.15 mi (8,975.55 km) |
| Portales to Medicina | 5,645.36 mi (9,085.34 km) |
| Portales to Meldola | 5,676.77 mi (9,135.88 km) |
| Portales to Melegnano | 5,519.91 mi (8,883.44 km) |
| Portales to Melendugno | 6,093.89 mi (9,807.17 km) |
| Portales to Melfi | 5,957.90 mi (9,588.31 km) |
| Portales to Melilli | 6,118.43 mi (9,846.66 km) |
| Portales to Melito di Napoli | 5,907.84 mi (9,507.75 km) |
| Portales to Melito di Porto Salvo | 6,110.02 mi (9,833.12 km) |
