| Frederikssund to Montemor-o-Novo | 1,509.63 mi (2,429.51 km) |
| Frederikssund to Montemor-o-Velho | 1,435.06 mi (2,309.51 km) |
| Frederikssund to Montijo | 1,527.16 mi (2,457.73 km) |
| Frederikssund to Mortagua | 1,406.51 mi (2,263.56 km) |
| Frederikssund to Moura | 1,519.03 mi (2,444.64 km) |
| Frederikssund to Murtosa | 1,401.32 mi (2,255.20 km) |
| Frederikssund to Nazare | 1,478.90 mi (2,380.05 km) |
| Frederikssund to Nelas | 1,390.49 mi (2,237.78 km) |
| Frederikssund to Obidos | 1,495.51 mi (2,406.79 km) |
| Frederikssund to Odemira | 1,584.44 mi (2,549.91 km) |
| Frederikssund to Odivelas | 1,529.02 mi (2,460.73 km) |
| Frederikssund to Oeiras | 1,539.23 mi (2,477.16 km) |
| Frederikssund to Olhao | 1,596.12 mi (2,568.70 km) |
| Frederikssund to Oliveira de Azemeis | 1,390.53 mi (2,237.85 km) |
| Frederikssund to Oliveira de Frades | 1,388.85 mi (2,235.14 km) |
