| Diamond Bar to Pell City (Alabama) | 1,804.86 mi (2,904.64 km) |
| Diamond Bar to Pella (Iowa) | 1,447.78 mi (2,329.98 km) |
| Diamond Bar to Pembroke Pines (Florida) | 2,295.72 mi (3,694.61 km) |
| Diamond Bar to Pendleton (Oregon) | 808.51 mi (1,301.16 km) |
| Diamond Bar to Pensacola (Florida) | 1,800.18 mi (2,897.11 km) |
| Diamond Bar to Peoria (Arizona) | 316.74 mi (509.75 km) |
| Diamond Bar to Peoria (Illinois) | 1,609.20 mi (2,589.76 km) |
| Diamond Bar to Perris (California) | 36.95 mi (59.46 km) |
| Diamond Bar to Perry (Georgia) | 1,963.74 mi (3,160.34 km) |
| Diamond Bar to Perry Hall (Maryland) | 2,299.88 mi (3,701.30 km) |
| Diamond Bar to Perrysburg (Ohio) | 1,923.99 mi (3,096.36 km) |
| Diamond Bar to Perth Amboy (New Jersey) | 2,411.55 mi (3,881.01 km) |
| Diamond Bar to Peru (Indiana) | 1,793.40 mi (2,886.20 km) |
| Diamond Bar to Petal (Mississippi) | 1,666.88 mi (2,682.59 km) |
| Diamond Bar to Petaluma (California) | 397.41 mi (639.56 km) |
