| Speyer to Montemor-o-Novo | 1,103.89 mi (1,776.53 km) |
| Speyer to Montemor-o-Velho | 1,047.28 mi (1,685.44 km) |
| Speyer to Montijo | 1,127.46 mi (1,814.46 km) |
| Speyer to Mortagua | 1,017.36 mi (1,637.29 km) |
| Speyer to Moura | 1,103.04 mi (1,775.17 km) |
| Speyer to Murtosa | 1,019.10 mi (1,640.09 km) |
| Speyer to Nazare | 1,088.93 mi (1,752.47 km) |
| Speyer to Nelas | 998.67 mi (1,607.20 km) |
| Speyer to Obidos | 1,104.05 mi (1,776.79 km) |
| Speyer to Odemira | 1,173.93 mi (1,889.25 km) |
| Speyer to Odivelas | 1,132.62 mi (1,822.77 km) |
| Speyer to Oeiras | 1,143.06 mi (1,839.58 km) |
| Speyer to Olhao | 1,175.68 mi (1,892.08 km) |
| Speyer to Oliveira de Azemeis | 1,008.02 mi (1,622.25 km) |
| Speyer to Oliveira de Frades | 1,002.25 mi (1,612.96 km) |
