| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Iciūnai | city | Rokiskis | Lithuania | 56.02 | 25.64 | 387 | 3130 |
| Ignotiškis | city | Rokiskis | Lithuania | 55.98 | 25.89 | 830 | 2097 |
| Ilgalaukiai | city | Rokiskis | Lithuania | 55.97 | 25.40 | 298 | 1341 |
| Ilzenbergas | city | Rokiskis | Lithuania | 56.16 | 25.53 | 367 | 869 |
| Indriunai | city | Rokiskis | Lithuania | 56.06 | 25.40 | 364 | 1341 |
| Ivoniškis | city | Rokiskis | Lithuania | 55.91 | 25.85 | 830 | 2131 |