| Tigard to Montalegre | 5,201.68 mi (8,371.29 km) |
| Tigard to Montemor-o-Novo | 5,352.51 mi (8,614.03 km) |
| Tigard to Montemor-o-Velho | 5,257.14 mi (8,460.55 km) |
| Tigard to Montijo | 5,326.59 mi (8,572.31 km) |
| Tigard to Mortagua | 5,258.90 mi (8,463.39 km) |
| Tigard to Moura | 5,406.64 mi (8,701.14 km) |
| Tigard to Murtosa | 5,229.48 mi (8,416.03 km) |
| Tigard to Nazare | 5,273.10 mi (8,486.23 km) |
| Tigard to Nelas | 5,267.78 mi (8,477.67 km) |
| Tigard to Obidos | 5,282.42 mi (8,501.24 km) |
| Tigard to Odemira | 5,393.43 mi (8,679.89 km) |
| Tigard to Odivelas | 5,311.09 mi (8,547.37 km) |
| Tigard to Oeiras | 5,311.76 mi (8,548.45 km) |
| Tigard to Olhao | 5,451.01 mi (8,772.56 km) |
| Tigard to Oliveira de Azemeis | 5,229.41 mi (8,415.93 km) |
