| Barri to Poggibonsi | 866.26 mi (1,394.11 km) |
| Barri to Poggio a Caiano | 846.51 mi (1,362.33 km) |
| Barri to Poggio Renatico | 818.72 mi (1,317.61 km) |
| Barri to Poggiomarino | 1,119.74 mi (1,802.05 km) |
| Barri to Poirino | 679.28 mi (1,093.19 km) |
| Barri to Policoro | 1,226.56 mi (1,973.96 km) |
| Barri to Polistena | 1,297.44 mi (2,088.03 km) |
| Barri to Pomezia | 1,003.33 mi (1,614.70 km) |
| Barri to Pomigliano d'Arco | 1,108.50 mi (1,783.96 km) |
| Barri to Pompei | 1,120.48 mi (1,803.24 km) |
| Barri to Ponsacco | 840.53 mi (1,352.70 km) |
| Barri to Pontassieve | 861.99 mi (1,387.24 km) |
| Barri to Ponte Buggianese | 833.83 mi (1,341.91 km) |
| Barri to Ponte San Pietro | 706.49 mi (1,136.99 km) |
| Barri to Pontecorvo | 1,054.93 mi (1,697.74 km) |
