| Reston to Petaluma (California) | 2,419.98 mi (3,894.58 km) |
| Reston to Petersburg (Virginia) | 120.62 mi (194.12 km) |
| Reston to Pflugerville (Texas) | 1,287.72 mi (2,072.39 km) |
| Reston to Pharr (Texas) | 1,494.96 mi (2,405.91 km) |
| Reston to Phelan (California) | 2,229.50 mi (3,588.04 km) |
| Reston to Phenix City (Alabama) | 621.44 mi (1,000.11 km) |
| Reston to Philadelphia (Pennsylvania) | 138.78 mi (223.35 km) |
| Reston to Phillipsburg (New Jersey) | 166.23 mi (267.52 km) |
| Reston to Phoenix (Arizona) | 1,958.69 mi (3,152.21 km) |
| Reston to Phoenixville (Pennsylvania) | 127.21 mi (204.72 km) |
| Reston to Picayune (Mississippi) | 908.44 mi (1,461.99 km) |
| Reston to Pickerington (Ohio) | 296.52 mi (477.21 km) |
| Reston to Pico Rivera (California) | 2,270.52 mi (3,654.05 km) |
| Reston to Piedmont (California) | 2,407.17 mi (3,873.97 km) |
| Reston to Pierre (South Dakota) | 1,238.92 mi (1,993.84 km) |
