| Piqua to Hamilton | 3,639.73 mi (5,857.58 km) |
| Piqua to Hammersmith | 3,893.29 mi (6,265.64 km) |
| Piqua to Hampton | 3,889.61 mi (6,259.72 km) |
| Piqua to Hamworthy | 3,843.75 mi (6,185.92 km) |
| Piqua to Handsworth | 3,796.81 mi (6,110.37 km) |
| Piqua to Hanwell | 3,888.31 mi (6,257.63 km) |
| Piqua to Harborne | 3,799.40 mi (6,114.54 km) |
| Piqua to Harlow | 3,898.96 mi (6,274.77 km) |
| Piqua to Harpenden | 3,879.12 mi (6,242.84 km) |
| Piqua to Harrogate | 3,775.56 mi (6,076.18 km) |
| Piqua to Harrow | 3,885.89 mi (6,253.73 km) |
| Piqua to Harrow on the Hill | 3,886.93 mi (6,255.41 km) |
| Piqua to Harrow Weald | 3,885.61 mi (6,253.28 km) |
| Piqua to Hartlepool | 3,770.17 mi (6,067.50 km) |
| Piqua to Harwich | 3,938.77 mi (6,338.83 km) |
