| Diamond Bar to Piazza Armerina | 6,626.27 mi (10,663.94 km) |
| Diamond Bar to Piazzola sul Brenta | 6,103.50 mi (9,822.63 km) |
| Diamond Bar to Pietrasanta | 6,138.13 mi (9,878.36 km) |
| Diamond Bar to Pieve di Soligo | 6,097.17 mi (9,812.44 km) |
| Diamond Bar to Pinerolo | 5,994.70 mi (9,647.54 km) |
| Diamond Bar to Pioltello | 6,028.62 mi (9,702.12 km) |
| Diamond Bar to Piombino | 6,201.01 mi (9,979.57 km) |
| Diamond Bar to Piombino Dese | 6,106.73 mi (9,827.83 km) |
| Diamond Bar to Piossasco | 5,993.83 mi (9,646.14 km) |
| Diamond Bar to Piove di Sacco | 6,124.39 mi (9,856.26 km) |
| Diamond Bar to Pisa | 6,156.00 mi (9,907.13 km) |
| Diamond Bar to Pisticci | 6,532.59 mi (10,513.18 km) |
| Diamond Bar to Pistoia | 6,161.34 mi (9,915.72 km) |
| Diamond Bar to Pizzo | 6,611.86 mi (10,640.75 km) |
| Diamond Bar to Podenzano | 6,068.41 mi (9,766.16 km) |
