| Petroupoli to Montemor-o-Novo | 1,720.47 mi (2,768.83 km) |
| Petroupoli to Montemor-o-Velho | 1,732.12 mi (2,787.59 km) |
| Petroupoli to Montijo | 1,756.55 mi (2,826.90 km) |
| Petroupoli to Mortagua | 1,706.83 mi (2,746.87 km) |
| Petroupoli to Moura | 1,685.12 mi (2,711.94 km) |
| Petroupoli to Murtosa | 1,726.07 mi (2,777.84 km) |
| Petroupoli to Nazare | 1,756.65 mi (2,827.05 km) |
| Petroupoli to Nelas | 1,686.28 mi (2,713.80 km) |
| Petroupoli to Obidos | 1,763.59 mi (2,838.22 km) |
| Petroupoli to Odemira | 1,755.42 mi (2,825.07 km) |
| Petroupoli to Odivelas | 1,770.32 mi (2,849.05 km) |
| Petroupoli to Oeiras | 1,778.75 mi (2,862.63 km) |
| Petroupoli to Olhao | 1,720.45 mi (2,768.79 km) |
| Petroupoli to Oliveira de Azemeis | 1,717.27 mi (2,763.67 km) |
| Petroupoli to Oliveira de Frades | 1,702.66 mi (2,740.17 km) |
