| Philadelphia to Petaluma (California) | 2,518.14 mi (4,052.56 km) |
| Philadelphia to Petersburg (Virginia) | 228.83 mi (368.27 km) |
| Philadelphia to Pflugerville (Texas) | 1,423.97 mi (2,291.65 km) |
| Philadelphia to Pharr (Texas) | 1,633.62 mi (2,629.06 km) |
| Philadelphia to Phelan (California) | 2,341.42 mi (3,768.15 km) |
| Philadelphia to Phenix City (Alabama) | 757.99 mi (1,219.87 km) |
| Philadelphia to Phillipsburg (New Jersey) | 47.17 mi (75.91 km) |
| Philadelphia to Phoenix (Arizona) | 2,077.04 mi (3,342.67 km) |
| Philadelphia to Phoenixville (Pennsylvania) | 22.26 mi (35.82 km) |
| Philadelphia to Picayune (Mississippi) | 1,046.99 mi (1,684.96 km) |
| Philadelphia to Pickerington (Ohio) | 404.32 mi (650.68 km) |
| Philadelphia to Pico Rivera (California) | 2,383.08 mi (3,835.19 km) |
| Philadelphia to Piedmont (California) | 2,506.77 mi (4,034.26 km) |
| Philadelphia to Pierre (South Dakota) | 1,318.52 mi (2,121.96 km) |
| Philadelphia to Pike Creek Valley (Delaware) | 35.60 mi (57.29 km) |
