| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
| Īch | city | Ostan-e Tehran | Iran | 35.4727778 | 52.9755556 | 5354 | 44218 |
| Īgel | city | Ostan-e Tehran | Iran | 35.9119444 | 51.4872222 | 7703 | 47772 |
| Īgol | city | Ostan-e Tehran | Iran | 35.9119444 | 51.4872222 | 7703 | 47772 |
| Īj | city | Ostan-e Tehran | Iran | 35.4727778 | 52.9755556 | 5354 | 44218 |
| Ījdān | city | Ostan-e Tehran | Iran | 35.2841667 | 51.5763889 | 2821 | 48147 |
| Ījdānak | city | Ostan-e Tehran | Iran | 35.2841667 | 51.6 | 2900 | 48147 |
| Īrman | city | Ostan-e Tehran | Iran | 35.5777778 | 51.2125 | 3507 | 47972 |
| Īrā | city | Ostan-e Tehran | Iran | 35.8083333 | 51.8408333 | 6971 | 47824 |
| Īrīn | city | Ostan-e Tehran | Iran | 35.5777778 | 51.2125 | 3507 | 47972 |
| Īshtahard | city | Ostan-e Tehran | Iran | 35.7208333 | 50.3722222 | 3858 | 44348 |
| Īshtahābād | city | Ostan-e Tehran | Iran | 35.7208333 | 50.3722222 | 3858 | 44348 |
| Īstgāh-e Avval | city | Ostan-e Tehran | Iran | 35.8166667 | 51.4166667 | 5334 | 47824 |
| Īstgāh-e Gaduk | city | Ostan-e Tehran | Iran | 35.8236111 | 52.9088889 | 6699 | 47393 |
| Īstgāh-e Kadūy | city | Ostan-e Tehran | Iran | 35.8236111 | 52.9088889 | 6699 | 47393 |
| Īstgāh-e Rāh Āhan-e Hashtgerd | city | Ostan-e Tehran | Iran | 35.9697222 | 50.6188889 | 3917 | 45016 |
|
|