| Santa Monica to Montalegre | 5,602.69 mi (9,016.65 km) |
| Santa Monica to Montemor-o-Novo | 5,721.15 mi (9,207.30 km) |
| Santa Monica to Montemor-o-Velho | 5,636.78 mi (9,071.53 km) |
| Santa Monica to Montijo | 5,690.76 mi (9,158.40 km) |
| Santa Monica to Mortagua | 5,644.09 mi (9,083.28 km) |
| Santa Monica to Moura | 5,775.87 mi (9,295.37 km) |
| Santa Monica to Murtosa | 5,614.78 mi (9,036.12 km) |
| Santa Monica to Nazare | 5,644.79 mi (9,084.42 km) |
| Santa Monica to Nelas | 5,656.32 mi (9,102.97 km) |
| Santa Monica to Obidos | 5,651.20 mi (9,094.73 km) |
| Santa Monica to Odemira | 5,749.10 mi (9,252.29 km) |
| Santa Monica to Odivelas | 5,674.33 mi (9,131.95 km) |
| Santa Monica to Oeiras | 5,673.03 mi (9,129.85 km) |
| Santa Monica to Olhao | 5,807.15 mi (9,345.71 km) |
| Santa Monica to Oliveira de Azemeis | 5,616.77 mi (9,039.32 km) |
