| Houston to Parma Heights (Ohio) | 1,105.67 mi (1,779.40 km) |
| Houston to Parole (Maryland) | 1,244.33 mi (2,002.56 km) |
| Houston to Parsippany (New Jersey) | 1,402.77 mi (2,257.55 km) |
| Houston to Pasadena (California) | 1,364.15 mi (2,195.39 km) |
| Houston to Pasadena (Maryland) | 1,249.22 mi (2,010.42 km) |
| Houston to Pasadena (Texas) | 16.85 mi (27.12 km) |
| Houston to Pasadena Hills (Florida) | 800.67 mi (1,288.55 km) |
| Houston to Pascagoula (Mississippi) | 410.74 mi (661.02 km) |
| Houston to Pasco (Washington) | 1,709.49 mi (2,751.16 km) |
| Houston to Passaic (New Jersey) | 1,415.93 mi (2,278.72 km) |
| Houston to Pataskala (Ohio) | 1,005.38 mi (1,618.01 km) |
| Houston to Patchogue (New York) | 1,465.72 mi (2,358.86 km) |
| Houston to Paterson (New Jersey) | 1,416.07 mi (2,278.94 km) |
| Houston to Patterson (California) | 1,568.47 mi (2,524.21 km) |
| Houston to Pawtucket (Rhode Island) | 1,575.05 mi (2,534.80 km) |
