| Piqua to Home Gardens (California) | 1,874.12 mi (3,016.11 km) |
| Piqua to Homer Glen (Illinois) | 218.07 mi (350.94 km) |
| Piqua to Homestead (Florida) | 1,037.96 mi (1,670.44 km) |
| Piqua to Homewood (Alabama) | 483.37 mi (777.91 km) |
| Piqua to Homewood (Illinois) | 203.34 mi (327.25 km) |
| Piqua to Homosassa Springs (Florida) | 789.38 mi (1,270.38 km) |
| Piqua to Honeygo (Maryland) | 418.07 mi (672.81 km) |
| Piqua to Honolulu (Hawaii) | 4,434.45 mi (7,136.56 km) |
| Piqua to Hoover (Alabama) | 489.02 mi (786.99 km) |
| Piqua to Hopatcong (New Jersey) | 505.98 mi (814.29 km) |
| Piqua to Hope Mills (North Carolina) | 460.07 mi (740.41 km) |
| Piqua to Hopewell (Virginia) | 423.15 mi (681.00 km) |
| Piqua to Hopkins (Minnesota) | 570.74 mi (918.52 km) |
| Piqua to Hopkinsville (Kentucky) | 287.97 mi (463.45 km) |
| Piqua to Horizon City (Texas) | 1,355.43 mi (2,181.35 km) |
