| Plainview to Montalegre | 3,322.81 mi (5,347.54 km) |
| Plainview to Montemor-o-Novo | 3,388.64 mi (5,453.49 km) |
| Plainview to Montemor-o-Velho | 3,323.67 mi (5,348.94 km) |
| Plainview to Montijo | 3,354.09 mi (5,397.89 km) |
| Plainview to Mortagua | 3,338.30 mi (5,372.48 km) |
| Plainview to Moura | 3,441.29 mi (5,538.23 km) |
| Plainview to Murtosa | 3,310.93 mi (5,328.42 km) |
| Plainview to Nazare | 3,320.40 mi (5,343.68 km) |
| Plainview to Nelas | 3,354.59 mi (5,398.70 km) |
| Plainview to Obidos | 3,322.59 mi (5,347.20 km) |
| Plainview to Odemira | 3,398.95 mi (5,470.09 km) |
| Plainview to Odivelas | 3,337.32 mi (5,370.89 km) |
| Plainview to Oeiras | 3,333.58 mi (5,364.87 km) |
| Plainview to Olhao | 3,454.82 mi (5,560.00 km) |
| Plainview to Oliveira de Azemeis | 3,315.75 mi (5,336.18 km) |
