| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Isaku | city | Ida-Virumaa | Estonia | 59.10 | 27.31 | 173 | 444 |
| Isaku | city | Kagoshima | Japan | 31.52 | 130.35 | 124 | 7527 |
| Isaku | city | Chiba | Japan | 35.21 | 139.88 | 85 | 20938 |
| Isaku | city | Ogun | Nigeria | 6.36 | 4.38 | 0 | 5387 |
| Isakua | city | Arua | Uganda | 3.03 | 31.01 | 3349 | 26169 |
| Isakuv | city | Ivano-Frankivs'ka Oblast' | Ukraine | 48.82 | 25.22 | 830 | 6404 |