| Oliveira de Frades to Mouscron | 881.82 mi (1,419.16 km) |
| Oliveira de Frades to Namur | 920.37 mi (1,481.19 km) |
| Oliveira de Frades to Neder-Over-Heembeek | 925.51 mi (1,489.47 km) |
| Oliveira de Frades to Neerpelt | 974.37 mi (1,568.09 km) |
| Oliveira de Frades to Nevele | 906.91 mi (1,459.53 km) |
| Oliveira de Frades to Niel | 934.56 mi (1,504.03 km) |
| Oliveira de Frades to Nieuwpoort | 888.21 mi (1,429.44 km) |
| Oliveira de Frades to Nijlen | 946.71 mi (1,523.58 km) |
| Oliveira de Frades to Ninove | 910.95 mi (1,466.03 km) |
| Oliveira de Frades to Nivelles | 908.16 mi (1,461.55 km) |
| Oliveira de Frades to Olen | 952.09 mi (1,532.24 km) |
| Oliveira de Frades to Oostakker | 916.69 mi (1,475.28 km) |
| Oliveira de Frades to Oosterzele | 910.16 mi (1,464.76 km) |
| Oliveira de Frades to Oostkamp | 903.95 mi (1,454.77 km) |
| Oliveira de Frades to Opglabbeek | 970.61 mi (1,562.05 km) |
