| Pianoro to Montemor-o-Novo | 1,082.88 mi (1,742.73 km) |
| Pianoro to Montemor-o-Velho | 1,060.94 mi (1,707.41 km) |
| Pianoro to Montijo | 1,114.53 mi (1,793.67 km) |
| Pianoro to Mortagua | 1,032.03 mi (1,660.89 km) |
| Pianoro to Moura | 1,063.70 mi (1,711.86 km) |
| Pianoro to Murtosa | 1,044.11 mi (1,680.33 km) |
| Pianoro to Nazare | 1,095.12 mi (1,762.43 km) |
| Pianoro to Nelas | 1,011.18 mi (1,627.34 km) |
| Pianoro to Obidos | 1,106.49 mi (1,780.72 km) |
| Pianoro to Odemira | 1,138.60 mi (1,832.40 km) |
| Pianoro to Odivelas | 1,124.63 mi (1,809.91 km) |
| Pianoro to Oeiras | 1,134.55 mi (1,825.88 km) |
| Pianoro to Olhao | 1,121.86 mi (1,805.46 km) |
| Pianoro to Oliveira de Azemeis | 1,033.77 mi (1,663.70 km) |
| Pianoro to Oliveira de Frades | 1,022.47 mi (1,645.51 km) |
