| Surbo to Montemor-o-Novo | 1,404.30 mi (2,260.00 km) |
| Surbo to Montemor-o-Velho | 1,408.09 mi (2,266.10 km) |
| Surbo to Montijo | 1,439.64 mi (2,316.88 km) |
| Surbo to Mortagua | 1,381.79 mi (2,223.78 km) |
| Surbo to Moura | 1,372.61 mi (2,209.00 km) |
| Surbo to Murtosa | 1,399.61 mi (2,252.45 km) |
| Surbo to Nazare | 1,435.03 mi (2,309.46 km) |
| Surbo to Nelas | 1,361.02 mi (2,190.36 km) |
| Surbo to Obidos | 1,443.08 mi (2,322.41 km) |
| Surbo to Odemira | 1,444.91 mi (2,325.37 km) |
| Surbo to Odivelas | 1,452.63 mi (2,337.78 km) |
| Surbo to Oeiras | 1,461.51 mi (2,352.07 km) |
| Surbo to Olhao | 1,414.35 mi (2,276.18 km) |
| Surbo to Oliveira de Azemeis | 1,390.41 mi (2,237.66 km) |
| Surbo to Oliveira de Frades | 1,376.42 mi (2,215.13 km) |
