| Sammamish to Montalegre | 5,069.90 mi (8,159.22 km) |
| Sammamish to Montemor-o-Novo | 5,224.20 mi (8,407.53 km) |
| Sammamish to Montemor-o-Velho | 5,127.74 mi (8,252.29 km) |
| Sammamish to Montijo | 5,198.87 mi (8,366.78 km) |
| Sammamish to Mortagua | 5,128.84 mi (8,254.07 km) |
| Sammamish to Moura | 5,278.13 mi (8,494.32 km) |
| Sammamish to Murtosa | 5,099.47 mi (8,206.81 km) |
| Sammamish to Nazare | 5,144.61 mi (8,279.45 km) |
| Sammamish to Nelas | 5,137.30 mi (8,267.69 km) |
| Sammamish to Obidos | 5,154.26 mi (8,294.98 km) |
| Sammamish to Odemira | 5,266.59 mi (8,475.76 km) |
| Sammamish to Odivelas | 5,183.52 mi (8,342.08 km) |
| Sammamish to Oeiras | 5,184.43 mi (8,343.54 km) |
| Sammamish to Olhao | 5,323.97 mi (8,568.11 km) |
| Sammamish to Oliveira de Azemeis | 5,099.16 mi (8,206.31 km) |
