| Seal Beach to Montalegre | 5,599.25 mi (9,011.12 km) |
| Seal Beach to Montemor-o-Novo | 5,716.30 mi (9,199.50 km) |
| Seal Beach to Montemor-o-Velho | 5,632.45 mi (9,064.55 km) |
| Seal Beach to Montijo | 5,685.76 mi (9,150.34 km) |
| Seal Beach to Mortagua | 5,639.97 mi (9,076.65 km) |
| Seal Beach to Moura | 5,771.01 mi (9,287.54 km) |
| Seal Beach to Murtosa | 5,610.69 mi (9,029.53 km) |
| Seal Beach to Nazare | 5,640.13 mi (9,076.91 km) |
| Seal Beach to Nelas | 5,652.33 mi (9,096.55 km) |
| Seal Beach to Obidos | 5,646.41 mi (9,087.02 km) |
| Seal Beach to Odemira | 5,743.72 mi (9,243.62 km) |
| Seal Beach to Odivelas | 5,669.30 mi (9,123.85 km) |
| Seal Beach to Oeiras | 5,667.92 mi (9,121.63 km) |
| Seal Beach to Olhao | 5,801.74 mi (9,337.00 km) |
| Seal Beach to Oliveira de Azemeis | 5,612.76 mi (9,032.87 km) |
