| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Isohama | city | Ibaraki | Japan | 36.32 | 140.58 | 3 | 80715 |
| IsohamachÅ | city | Ibaraki | Japan | 36.32 | 140.58 | 3 | 80715 |
| IsohamachÅ | city | Fukuoka | Japan | 33.78 | 130.98 | 32 | 71579 |
| Isohara | city | Ibaraki | Japan | 36.78 | 140.77 | 0 | 15539 |
| Isohihy | city | Toliara | Madagascar | -24.71 | 47.17 | 141 | 4401 |
| Isohiisi | city | Varsinais-Suomi | Finland | 60.47 | 23.33 | 216 | 519 |