| Silla to Montalegre | 422.78 mi (680.40 km) |
| Silla to Montemor-o-Novo | 421.87 mi (678.94 km) |
| Silla to Montemor-o-Velho | 442.73 mi (712.50 km) |
| Silla to Montijo | 457.95 mi (736.99 km) |
| Silla to Mortagua | 421.09 mi (677.68 km) |
| Silla to Moura | 388.61 mi (625.41 km) |
| Silla to Murtosa | 444.95 mi (716.08 km) |
| Silla to Nazare | 461.75 mi (743.11 km) |
| Silla to Nelas | 401.99 mi (646.94 km) |
| Silla to Obidos | 467.12 mi (751.76 km) |
| Silla to Odemira | 461.28 mi (742.36 km) |
| Silla to Odivelas | 471.84 mi (759.35 km) |
| Silla to Oeiras | 480.18 mi (772.77 km) |
| Silla to Olhao | 434.41 mi (699.11 km) |
| Silla to Oliveira de Azemeis | 438.11 mi (705.07 km) |
