| Piqua to Petaluma (California) | 2,043.47 mi (3,288.65 km) |
| Piqua to Petersburg (Virginia) | 421.81 mi (678.83 km) |
| Piqua to Pflugerville (Texas) | 1,006.07 mi (1,619.12 km) |
| Piqua to Pharr (Texas) | 1,255.25 mi (2,020.13 km) |
| Piqua to Phelan (California) | 1,859.90 mi (2,993.22 km) |
| Piqua to Phenix City (Alabama) | 533.24 mi (858.17 km) |
| Piqua to Philadelphia (Pennsylvania) | 481.52 mi (774.93 km) |
| Piqua to Phillipsburg (New Jersey) | 477.91 mi (769.13 km) |
| Piqua to Phoenix (Arizona) | 1,597.51 mi (2,570.94 km) |
| Piqua to Phoenixville (Pennsylvania) | 460.59 mi (741.25 km) |
| Piqua to Picayune (Mississippi) | 731.21 mi (1,176.78 km) |
| Piqua to Pickerington (Ohio) | 80.18 mi (129.03 km) |
| Piqua to Pico Rivera (California) | 1,901.56 mi (3,060.27 km) |
| Piqua to Piedmont (California) | 2,030.87 mi (3,268.37 km) |
| Piqua to Pierre (South Dakota) | 870.56 mi (1,401.03 km) |
