| Alfter to Montemor-o-Novo | 1,116.58 mi (1,796.97 km) |
| Alfter to Montemor-o-Velho | 1,050.34 mi (1,690.36 km) |
| Alfter to Montijo | 1,137.05 mi (1,829.90 km) |
| Alfter to Mortagua | 1,020.91 mi (1,643.00 km) |
| Alfter to Moura | 1,121.49 mi (1,804.87 km) |
| Alfter to Murtosa | 1,019.24 mi (1,640.31 km) |
| Alfter to Nazare | 1,093.34 mi (1,759.56 km) |
| Alfter to Nelas | 1,003.44 mi (1,614.88 km) |
| Alfter to Obidos | 1,109.29 mi (1,785.23 km) |
| Alfter to Odemira | 1,189.55 mi (1,914.40 km) |
| Alfter to Odivelas | 1,140.53 mi (1,835.50 km) |
| Alfter to Oeiras | 1,150.91 mi (1,852.20 km) |
| Alfter to Olhao | 1,197.02 mi (1,926.42 km) |
| Alfter to Oliveira de Azemeis | 1,008.22 mi (1,622.58 km) |
| Alfter to Oliveira de Frades | 1,004.42 mi (1,616.45 km) |
