| Alpignano to Montemor-o-Novo | 921.73 mi (1,483.39 km) |
| Alpignano to Montemor-o-Velho | 889.24 mi (1,431.09 km) |
| Alpignano to Montijo | 951.21 mi (1,530.82 km) |
| Alpignano to Mortagua | 859.69 mi (1,383.54 km) |
| Alpignano to Moura | 908.51 mi (1,462.11 km) |
| Alpignano to Murtosa | 869.26 mi (1,398.94 km) |
| Alpignano to Nazare | 925.89 mi (1,490.08 km) |
| Alpignano to Nelas | 839.14 mi (1,350.47 km) |
| Alpignano to Obidos | 938.46 mi (1,510.30 km) |
| Alpignano to Odemira | 982.96 mi (1,581.91 km) |
| Alpignano to Odivelas | 959.90 mi (1,544.81 km) |
| Alpignano to Oeiras | 970.10 mi (1,561.22 km) |
| Alpignano to Olhao | 972.72 mi (1,565.44 km) |
| Alpignano to Oliveira de Azemeis | 858.61 mi (1,381.80 km) |
| Alpignano to Oliveira de Frades | 848.56 mi (1,365.63 km) |
