| Richmond West to Montalegre | 4,196.76 mi (6,754.03 km) |
| Richmond West to Montemor-o-Novo | 4,213.38 mi (6,780.77 km) |
| Richmond West to Montemor-o-Velho | 4,170.02 mi (6,711.00 km) |
| Richmond West to Montijo | 4,176.73 mi (6,721.80 km) |
| Richmond West to Mortagua | 4,190.22 mi (6,743.51 km) |
| Richmond West to Moura | 4,261.07 mi (6,857.52 km) |
| Richmond West to Murtosa | 4,166.04 mi (6,704.59 km) |
| Richmond West to Nazare | 4,156.70 mi (6,689.56 km) |
| Richmond West to Nelas | 4,209.06 mi (6,773.83 km) |
| Richmond West to Obidos | 4,154.80 mi (6,686.51 km) |
| Richmond West to Odemira | 4,205.33 mi (6,767.83 km) |
| Richmond West to Odivelas | 4,160.57 mi (6,695.78 km) |
| Richmond West to Oeiras | 4,154.62 mi (6,686.22 km) |
| Richmond West to Olhao | 4,255.74 mi (6,848.95 km) |
| Richmond West to Oliveira de Azemeis | 4,172.98 mi (6,715.76 km) |
