| Code | Name | Region |
|---|---|---|
| JPHOD | Hondo | 43 |
| JPHJA | Honjima | 37 |
| JPHON | Honjo, Akita | 5 |
| JPHNJ | Honjo, Kyoto | 26 |
| JPJYO | Honjyo | 11 |
| JPHKM | Honkushima | 38 |
| JPHNN | Honmoku | 14 |
| JPHPP | Hoppozaki | 46 |
| JPHRE | Horie | 38 |
| JPHRS | Hirase | 43 |
| JPHIU | Hiratsuka | 14 |
| JPHRO | Hiro | 34 |
| JPHRH | Hirohata | 28 |
| JPHIR | Hiroo | 1 |
| JPHOA | Hirosaki, Aomori | 2 |
| JPHIJ | Hiroshima | 34 |
| JPHTA | Hirota, Iwate | 3 |
| JPHJT | Hirota, Kagoshima | 46 |
| JPHRU | Hiroura | 42 |
| JPHGU | Hirugaura | 42 |
| JPHSN | Hisanohama | 7 |
| JPHYS | Hisayoshi | 38 |
| JPHMA | Hishima | 35 |
| JPHIT | Hita | 44 |
| JPHTC | Hitachi | 8 |
| JPHIC | Hitachinaka | 8 |
| JPHOM | Hitachiomiya | 8 |
| JPHTK | Hitakatsu | 42 |
| JPHTY | Hitoyoshi | 43 |
| JPHNR | Himenoura | 32 |
| JPHMH | Himeshima | 44 |
| JPHMJ | Himi | 16 |
| JPHMS | Himosashi | 42 |
| JPHNG | Hinagu | 43 |
| JPHIN | Hinase | 33 |
| JPHOI | Hino | 25 |
| JPZHO | Hino, Tokyo | 13 |
| JPHNS | Hinoshima | 43 |
| JPHNZ | Hinozu | 32 |
| JPIOK | Hioki | 46 |
| JPHRD | Hirado | 42 |
| JPHRJ | Hirai | 35 |
| JPHRW | Hiraiwa | 45 |
| JPHRK | Hirakata | 8 |
| JPHKA | Hirakata | 27 |
| JPHRA | Hirao | 35 |
| JPHRR | Hirara | 47 |
| JPHII | Hirasaki | 46 |
| JPHSW | Hirasawa | 5 |
| JPHHH | Higashinohama | 46 |