| Piqua to Ashtabula (Ohio) | 215.74 mi (347.20 km) |
| Piqua to Ashwaubenon (Wisconsin) | 357.74 mi (575.73 km) |
| Piqua to Aspen Hill (Maryland) | 387.97 mi (624.38 km) |
| Piqua to Astoria (Oregon) | 2,014.89 mi (3,242.65 km) |
| Piqua to Atascadero (California) | 2,000.77 mi (3,219.93 km) |
| Piqua to Atascocita (Texas) | 935.26 mi (1,505.16 km) |
| Piqua to Atchison (Kansas) | 578.80 mi (931.49 km) |
| Piqua to Athens (Alabama) | 399.32 mi (642.64 km) |
| Piqua to Athens (Georgia) | 431.07 mi (693.74 km) |
| Piqua to Athens (Ohio) | 127.40 mi (205.02 km) |
| Piqua to Athens (Tennessee) | 324.87 mi (522.83 km) |
| Piqua to Athens (Texas) | 846.70 mi (1,362.62 km) |
| Piqua to Atlanta (Georgia) | 441.46 mi (710.47 km) |
| Piqua to Atlantic Beach (Florida) | 696.48 mi (1,120.87 km) |
| Piqua to Atlantic City (New Jersey) | 522.47 mi (840.84 km) |
