| Hackettstown to Piazza Armerina | 4,564.98 mi (7,346.62 km) |
| Hackettstown to Piazzola sul Brenta | 4,153.27 mi (6,684.04 km) |
| Hackettstown to Pietrasanta | 4,141.04 mi (6,664.36 km) |
| Hackettstown to Pieve di Soligo | 4,158.18 mi (6,691.95 km) |
| Hackettstown to Pinerolo | 3,984.80 mi (6,412.92 km) |
| Hackettstown to Pioltello | 4,051.17 mi (6,519.72 km) |
| Hackettstown to Piombino | 4,188.94 mi (6,741.45 km) |
| Hackettstown to Piombino Dese | 4,160.51 mi (6,695.69 km) |
| Hackettstown to Piossasco | 3,987.22 mi (6,416.81 km) |
| Hackettstown to Piove di Sacco | 4,172.70 mi (6,715.31 km) |
| Hackettstown to Pisa | 4,156.70 mi (6,689.57 km) |
| Hackettstown to Pisticci | 4,546.09 mi (7,316.23 km) |
| Hackettstown to Pistoia | 4,171.65 mi (6,713.62 km) |
| Hackettstown to Pizzo | 4,593.32 mi (7,392.23 km) |
| Hackettstown to Podenzano | 4,084.24 mi (6,572.95 km) |
