| Forest Grove to Montalegre | 5,207.68 mi (8,380.96 km) |
| Forest Grove to Montemor-o-Novo | 5,359.18 mi (8,624.77 km) |
| Forest Grove to Montemor-o-Velho | 5,263.60 mi (8,470.95 km) |
| Forest Grove to Montijo | 5,333.36 mi (8,583.22 km) |
| Forest Grove to Mortagua | 5,265.24 mi (8,473.59 km) |
| Forest Grove to Moura | 5,413.27 mi (8,711.82 km) |
| Forest Grove to Murtosa | 5,235.83 mi (8,426.25 km) |
| Forest Grove to Nazare | 5,279.73 mi (8,496.91 km) |
| Forest Grove to Nelas | 5,274.04 mi (8,487.75 km) |
| Forest Grove to Obidos | 5,289.12 mi (8,512.01 km) |
| Forest Grove to Odemira | 5,400.37 mi (8,691.06 km) |
| Forest Grove to Odivelas | 5,317.89 mi (8,558.32 km) |
| Forest Grove to Oeiras | 5,318.61 mi (8,559.47 km) |
| Forest Grove to Olhao | 5,457.92 mi (8,783.67 km) |
| Forest Grove to Oliveira de Azemeis | 5,235.72 mi (8,426.07 km) |
