| Diamond Bar to Pandino | 6,040.74 mi (9,721.63 km) |
| Diamond Bar to Paola | 6,572.55 mi (10,577.49 km) |
| Diamond Bar to Parabiago | 6,013.22 mi (9,677.34 km) |
| Diamond Bar to Parabita | 6,600.26 mi (10,622.08 km) |
| Diamond Bar to Parma | 6,096.84 mi (9,811.92 km) |
| Diamond Bar to Partanna | 6,557.10 mi (10,552.63 km) |
| Diamond Bar to Partinico | 6,547.67 mi (10,537.46 km) |
| Diamond Bar to Pasian di Prato | 6,119.52 mi (9,848.42 km) |
| Diamond Bar to Paterno | 6,634.26 mi (10,676.81 km) |
| Diamond Bar to Patti | 6,605.16 mi (10,629.97 km) |
| Diamond Bar to Paullo | 6,035.07 mi (9,712.51 km) |
| Diamond Bar to Pavia | 6,039.17 mi (9,719.11 km) |
| Diamond Bar to Pavullo nel Frignano | 6,137.62 mi (9,877.54 km) |
| Diamond Bar to Pedara | 6,637.11 mi (10,681.40 km) |
| Diamond Bar to Pellezzano | 6,456.84 mi (10,391.29 km) |
