| Reston to Pottstown (Pennsylvania) | 127.62 mi (205.38 km) |
| Reston to Pottsville (Pennsylvania) | 133.90 mi (215.49 km) |
| Reston to Poughkeepsie (New York) | 261.74 mi (421.23 km) |
| Reston to Poulsbo (Washington) | 2,319.79 mi (3,733.34 km) |
| Reston to Poway (California) | 2,238.45 mi (3,602.43 km) |
| Reston to Powder Springs (Georgia) | 538.06 mi (865.93 km) |
| Reston to Powell (Ohio) | 316.92 mi (510.04 km) |
| Reston to Powell (Tennessee) | 417.90 mi (672.55 km) |
| Reston to Prairie Ridge (Washington) | 2,297.97 mi (3,698.23 km) |
| Reston to Prairie Village (Kansas) | 927.42 mi (1,492.53 km) |
| Reston to Prairieville (Louisiana) | 975.20 mi (1,569.43 km) |
| Reston to Prattville (Alabama) | 679.33 mi (1,093.28 km) |
| Reston to Preakness (New Jersey) | 214.97 mi (345.97 km) |
| Reston to Prescott (Arizona) | 1,953.82 mi (3,144.37 km) |
| Reston to Prescott Valley (Arizona) | 1,946.61 mi (3,132.76 km) |
