| Houston to Pell City (Alabama) | 596.10 mi (959.33 km) |
| Houston to Pella (Iowa) | 814.61 mi (1,310.98 km) |
| Houston to Pembroke Pines (Florida) | 954.42 mi (1,535.99 km) |
| Houston to Pendleton (Oregon) | 1,675.31 mi (2,696.15 km) |
| Houston to Pensacola (Florida) | 491.92 mi (791.67 km) |
| Houston to Peoria (Arizona) | 1,029.49 mi (1,656.80 km) |
| Houston to Peoria (Illinois) | 824.19 mi (1,326.41 km) |
| Houston to Perris (California) | 1,309.17 mi (2,106.91 km) |
| Houston to Perry (Georgia) | 713.73 mi (1,148.64 km) |
| Houston to Perry Hall (Maryland) | 1,260.42 mi (2,028.44 km) |
| Houston to Perrysburg (Ohio) | 1,043.91 mi (1,680.01 km) |
| Houston to Perth Amboy (New Jersey) | 1,399.03 mi (2,251.51 km) |
| Houston to Peru (Indiana) | 921.14 mi (1,482.43 km) |
| Houston to Petal (Mississippi) | 381.54 mi (614.02 km) |
| Houston to Petaluma (California) | 1,658.26 mi (2,668.72 km) |
