| Busca to Montemor-o-Novo | 904.18 mi (1,455.13 km) |
| Busca to Montemor-o-Velho | 876.01 mi (1,409.81 km) |
| Busca to Montijo | 934.51 mi (1,503.95 km) |
| Busca to Mortagua | 846.74 mi (1,362.69 km) |
| Busca to Moura | 888.85 mi (1,430.46 km) |
| Busca to Murtosa | 857.55 mi (1,380.10 km) |
| Busca to Nazare | 911.59 mi (1,467.06 km) |
| Busca to Nelas | 826.02 mi (1,329.35 km) |
| Busca to Obidos | 923.65 mi (1,486.47 km) |
| Busca to Odemira | 963.55 mi (1,550.69 km) |
| Busca to Odivelas | 943.76 mi (1,518.83 km) |
| Busca to Oeiras | 953.86 mi (1,535.09 km) |
| Busca to Olhao | 951.24 mi (1,530.87 km) |
| Busca to Oliveira de Azemeis | 847.06 mi (1,363.21 km) |
| Busca to Oliveira de Frades | 836.36 mi (1,345.99 km) |
