| Box Elder to Pell City (Alabama) | 1,158.13 mi (1,863.83 km) |
| Box Elder to Pella (Iowa) | 547.98 mi (881.89 km) |
| Box Elder to Pembroke Pines (Florida) | 1,782.34 mi (2,868.40 km) |
| Box Elder to Pendleton (Oregon) | 776.59 mi (1,249.79 km) |
| Box Elder to Pensacola (Florida) | 1,282.07 mi (2,063.29 km) |
| Box Elder to Peoria (Arizona) | 867.36 mi (1,395.88 km) |
| Box Elder to Peoria (Illinois) | 723.90 mi (1,165.01 km) |
| Box Elder to Perris (California) | 1,039.35 mi (1,672.67 km) |
| Box Elder to Perry (Georgia) | 1,316.57 mi (2,118.81 km) |
| Box Elder to Perry Hall (Maryland) | 1,402.52 mi (2,257.14 km) |
| Box Elder to Perrysburg (Ohio) | 998.63 mi (1,607.14 km) |
| Box Elder to Perth Amboy (New Jersey) | 1,484.81 mi (2,389.58 km) |
| Box Elder to Peru (Indiana) | 895.78 mi (1,441.62 km) |
| Box Elder to Petal (Mississippi) | 1,158.70 mi (1,864.75 km) |
| Box Elder to Petaluma (California) | 1,090.99 mi (1,755.78 km) |
