| Riorges to Montemor-o-Novo | 806.30 mi (1,297.61 km) |
| Riorges to Montemor-o-Velho | 758.10 mi (1,220.05 km) |
| Riorges to Montijo | 831.91 mi (1,338.83 km) |
| Riorges to Mortagua | 728.09 mi (1,171.74 km) |
| Riorges to Moura | 802.10 mi (1,290.86 km) |
| Riorges to Murtosa | 733.28 mi (1,180.10 km) |
| Riorges to Nazare | 798.02 mi (1,284.30 km) |
| Riorges to Nelas | 708.45 mi (1,140.14 km) |
| Riorges to Obidos | 812.24 mi (1,307.17 km) |
| Riorges to Odemira | 874.19 mi (1,406.86 km) |
| Riorges to Odivelas | 838.33 mi (1,349.17 km) |
| Riorges to Oeiras | 848.76 mi (1,365.94 km) |
| Riorges to Olhao | 873.24 mi (1,405.35 km) |
| Riorges to Oliveira de Azemeis | 722.29 mi (1,162.42 km) |
| Riorges to Oliveira de Frades | 714.55 mi (1,149.95 km) |
