| Ploermel to Montemor-o-Novo | 704.41 mi (1,133.64 km) |
| Ploermel to Montemor-o-Velho | 620.22 mi (998.14 km) |
| Ploermel to Montijo | 717.15 mi (1,154.14 km) |
| Ploermel to Mortagua | 592.90 mi (954.18 km) |
| Ploermel to Moura | 723.09 mi (1,163.70 km) |
| Ploermel to Murtosa | 584.65 mi (940.91 km) |
| Ploermel to Nazare | 664.33 mi (1,069.14 km) |
| Ploermel to Nelas | 578.74 mi (931.40 km) |
| Ploermel to Obidos | 681.39 mi (1,096.60 km) |
| Ploermel to Odemira | 781.21 mi (1,257.24 km) |
| Ploermel to Odivelas | 716.96 mi (1,153.84 km) |
| Ploermel to Oeiras | 726.85 mi (1,169.75 km) |
| Ploermel to Olhao | 802.42 mi (1,291.37 km) |
| Ploermel to Oliveira de Azemeis | 574.16 mi (924.02 km) |
| Ploermel to Oliveira de Frades | 574.32 mi (924.28 km) |
