| Portici to Piazza Armerina | 237.44 mi (382.12 km) |
| Portici to Piazzola sul Brenta | 350.51 mi (564.09 km) |
| Portici to Pietrasanta | 301.43 mi (485.11 km) |
| Portici to Pieve di Soligo | 366.48 mi (589.79 km) |
| Portici to Pinerolo | 452.51 mi (728.25 km) |
| Portici to Pioltello | 410.03 mi (659.88 km) |
| Portici to Piombino | 244.82 mi (394.00 km) |
| Portici to Piombino Dese | 351.12 mi (565.08 km) |
| Portici to Piossasco | 451.59 mi (726.77 km) |
| Portici to Piove di Sacco | 330.51 mi (531.90 km) |
| Portici to Pisa | 283.96 mi (456.99 km) |
| Portici to Pisticci | 119.73 mi (192.69 km) |
| Portici to Pistoia | 277.13 mi (446.00 km) |
| Portici to Pizzo | 173.71 mi (279.56 km) |
| Portici to Podenzano | 370.06 mi (595.55 km) |
