| Segni to Montemor-o-Novo | 1,137.48 mi (1,830.60 km) |
| Segni to Montemor-o-Velho | 1,134.66 mi (1,826.05 km) |
| Segni to Montijo | 1,172.00 mi (1,886.15 km) |
| Segni to Mortagua | 1,107.65 mi (1,782.59 km) |
| Segni to Moura | 1,109.26 mi (1,785.17 km) |
| Segni to Murtosa | 1,124.32 mi (1,809.42 km) |
| Segni to Nazare | 1,163.45 mi (1,872.40 km) |
| Segni to Nelas | 1,086.77 mi (1,748.98 km) |
| Segni to Obidos | 1,172.38 mi (1,886.76 km) |
| Segni to Odemira | 1,182.89 mi (1,903.68 km) |
| Segni to Odivelas | 1,184.26 mi (1,905.88 km) |
| Segni to Oeiras | 1,193.48 mi (1,920.71 km) |
| Segni to Olhao | 1,156.58 mi (1,861.33 km) |
| Segni to Oliveira de Azemeis | 1,114.86 mi (1,794.19 km) |
| Segni to Oliveira de Frades | 1,101.36 mi (1,772.46 km) |
