| Ercolano to Poggio a Caiano | 267.51 mi (430.52 km) |
| Ercolano to Poggio Renatico | 310.08 mi (499.03 km) |
| Ercolano to Poggiomarino | 10.46 mi (16.83 km) |
| Ercolano to Poirino | 435.11 mi (700.24 km) |
| Ercolano to Policoro | 128.58 mi (206.93 km) |
| Ercolano to Polistena | 189.33 mi (304.70 km) |
| Ercolano to Pomezia | 113.25 mi (182.26 km) |
| Ercolano to Pomigliano d'Arco | 8.48 mi (13.64 km) |
| Ercolano to Pompei | 8.58 mi (13.80 km) |
| Ercolano to Ponsacco | 272.08 mi (437.86 km) |
| Ercolano to Pontassieve | 253.76 mi (408.39 km) |
| Ercolano to Ponte Buggianese | 279.25 mi (449.41 km) |
| Ercolano to Ponte San Pietro | 414.50 mi (667.07 km) |
| Ercolano to Pontecorvo | 57.94 mi (93.25 km) |
| Ercolano to Pontedera | 274.32 mi (441.47 km) |
