| Houston to Pottsville (Pennsylvania) | 1,313.64 mi (2,114.11 km) |
| Houston to Poughkeepsie (New York) | 1,451.64 mi (2,336.19 km) |
| Houston to Poulsbo (Washington) | 1,904.34 mi (3,064.74 km) |
| Houston to Poway (California) | 1,292.53 mi (2,080.13 km) |
| Houston to Powder Springs (Georgia) | 688.25 mi (1,107.63 km) |
| Houston to Powell (Ohio) | 998.04 mi (1,606.19 km) |
| Houston to Powell (Tennessee) | 786.88 mi (1,266.37 km) |
| Houston to Prairie Ridge (Washington) | 1,863.18 mi (2,998.50 km) |
| Houston to Prairie Village (Kansas) | 637.19 mi (1,025.46 km) |
| Houston to Prairieville (Louisiana) | 267.52 mi (430.52 km) |
| Houston to Prattville (Alabama) | 559.40 mi (900.27 km) |
| Houston to Preakness (New Jersey) | 1,413.89 mi (2,275.44 km) |
| Houston to Prescott (Arizona) | 1,049.58 mi (1,689.14 km) |
| Houston to Prescott Valley (Arizona) | 1,042.68 mi (1,678.04 km) |
| Houston to Prichard (Alabama) | 438.35 mi (705.45 km) |
