| Smyrna to Montalegre | 4,082.87 mi (6,570.75 km) |
| Smyrna to Montemor-o-Novo | 4,138.27 mi (6,659.90 km) |
| Smyrna to Montemor-o-Velho | 4,078.02 mi (6,562.95 km) |
| Smyrna to Montijo | 4,103.03 mi (6,603.19 km) |
| Smyrna to Mortagua | 4,093.95 mi (6,588.57 km) |
| Smyrna to Moura | 4,189.98 mi (6,743.12 km) |
| Smyrna to Murtosa | 4,067.13 mi (6,545.42 km) |
| Smyrna to Nazare | 4,072.45 mi (6,553.97 km) |
| Smyrna to Nelas | 4,110.85 mi (6,615.78 km) |
| Smyrna to Obidos | 4,073.69 mi (6,555.96 km) |
| Smyrna to Odemira | 4,144.02 mi (6,669.16 km) |
| Smyrna to Odivelas | 4,086.32 mi (6,576.29 km) |
| Smyrna to Oeiras | 4,082.01 mi (6,569.37 km) |
| Smyrna to Olhao | 4,198.78 mi (6,757.28 km) |
| Smyrna to Oliveira de Azemeis | 4,072.42 mi (6,553.93 km) |
