| Melzo to Poggio a Caiano | 141.78 mi (228.17 km) |
| Melzo to Poggio Renatico | 112.80 mi (181.54 km) |
| Melzo to Poggiomarino | 415.04 mi (667.93 km) |
| Melzo to Poirino | 86.26 mi (138.81 km) |
| Melzo to Policoro | 518.21 mi (833.98 km) |
| Melzo to Polistena | 597.37 mi (961.38 km) |
| Melzo to Pomezia | 306.37 mi (493.05 km) |
| Melzo to Pomigliano d'Arco | 403.88 mi (649.99 km) |
| Melzo to Pompei | 416.25 mi (669.89 km) |
| Melzo to Ponsacco | 143.24 mi (230.53 km) |
| Melzo to Pontassieve | 155.15 mi (249.70 km) |
| Melzo to Ponte Buggianese | 131.97 mi (212.39 km) |
| Melzo to Ponte San Pietro | 15.98 mi (25.72 km) |
| Melzo to Pontecorvo | 350.94 mi (564.78 km) |
| Melzo to Pontedera | 140.35 mi (225.88 km) |
