| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Iisakkala | city | Leningradskaya Oblast' | Russia | 59.69 | 30.70 | 154 | 9565 |
| Iisaku | city | Ida-Virumaa | Estonia | 59.10 | 27.31 | 173 | 444 |
| Iisaku Parish | city | Ida-Virumaa | Estonia | 59.10 | 27.31 | 173 | 444 |
| Iisaku kommune | city | Ida-Virumaa | Estonia | 59.10 | 27.31 | 173 | 444 |
| Iisaku vald | city | Ida-Virumaa | Estonia | 59.10 | 27.31 | 173 | 444 |
| Iisalmi | city | Pohjois-Savo | Finland | 63.57 | 27.18 | 354 | 3576 |
| Iisalmi Airport | airport | 63.63 | 27.12 | 384 | 0 | ||
| Iisalmi linn | city | Pohjois-Savo | Finland | 63.57 | 27.18 | 354 | 3576 |
| Iisalmo | city | Pohjois-Savo | Finland | 63.57 | 27.18 | 354 | 3576 |
| Iisaro | city | Leningradskaya Oblast' | Russia | 59.31 | 30.12 | 272 | 149 |
| Iisin-Dong | city | Hamnam | Korea, Dem. Peoples Rep. of (North) | 40.52 | 129.11 | 49 | 6483 |
| Iisuka | city | Fukuoka | Japan | 33.64 | 130.69 | 236 | 125312 |
| Iisvesi | city | Pohjois-Savo | Finland | 62.67 | 27.03 | 318 | 527 |