| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Ibrakhimabad | city | Khorasan-e Razavi | Iran | 36.54 | 61.11 | 915 | 2050 |
| Ibrāhīmi | city | Khorasan-e Razavi | Iran | 34.29 | 59.87 | 2618 | 1341 |
| Ibrāhīmābād | city | Khorasan-e Razavi | Iran | 36.61 | 57.67 | 3625 | 1760 |
| Ibrāhīmābād | city | Khorasan-e Razavi | Iran | 36.29 | 58.54 | 4189 | 14881 |
| Idalik | city | Khorasan-e Razavi | Iran | 37.06 | 59.55 | 4189 | 3725 |
| Idqu | city | Khorasan-e Razavi | Iran | 36.71 | 60.16 | 2683 | 3725 |
| Iduk | city | Khorasan-e Razavi | Iran | 34.16 | 58.60 | 5869 | 981 |
| Igdaliq | city | Khorasan-e Razavi | Iran | 37.06 | 59.55 | 4189 | 3725 |
| Iileh | city | Khorasan-e Razavi | Iran | 34.67 | 60.41 | 4609 | 2003 |
| Il Darabad | city | Khorasan-e Razavi | Iran | 36.74 | 57.30 | 3513 | 1639 |
| Il Hesar | city | Khorasan-e Razavi | Iran | 36.63 | 59.18 | 4189 | 27587 |
| Ilah | city | Khorasan-e Razavi | Iran | 34.77 | 60.42 | 4189 | 2235 |
| Ilarabad | city | Khorasan-e Razavi | Iran | 36.74 | 57.30 | 3513 | 1639 |
| Illeh | city | Khorasan-e Razavi | Iran | 34.77 | 60.42 | 4189 | 2235 |
| Imam Quli | city | Khorasan-e Razavi | Iran | 37.40 | 58.52 | 5869 | 2384 |
| Imi | city | Khorasan-e Razavi | Iran | 35.24 | 59.21 | 4189 | 39198 |
| Inchegan | city | Khorasan-e Razavi | Iran | 36.75 | 58.37 | 5360 | 3427 |
| Incheh Keykanlu | city | Khorasan-e Razavi | Iran | 37.34 | 58.62 | 6174 | 2384 |
| Incheh Sablagh | city | Khorasan-e Razavi | Iran | 37.35 | 58.61 | 6197 | 2384 |
| Ini Jok | city | Khorasan-e Razavi | Iran | 37.13 | 59.13 | 4468 | 1718 |
| Inja Bulaq | city | Khorasan-e Razavi | Iran | 36.10 | 60.66 | 2785 | 2237 |
| Injeh Bolagh | city | Khorasan-e Razavi | Iran | 36.10 | 60.66 | 2785 | 2237 |
| Injā Būlak | city | Khorasan-e Razavi | Iran | 36.10 | 60.66 | 2785 | 2237 |
| Is-Haqabad | city | Khorasan-e Razavi | Iran | 35.16 | 58.44 | 3372 | 4038 |
| Isfi | city | Khorasan-e Razavi | Iran | 35.82 | 57.36 | 5029 | 1788 |
| Iskachchu | city | Khorasan-e Razavi | Iran | 33.69 | 59.00 | 6092 | 1043 |
| Islamiyeh | city | Khorasan-e Razavi | Iran | 34.05 | 58.22 | 4370 | 596 |
| Ismailabad | city | Khorasan-e Razavi | Iran | 33.45 | 58.97 | 4570 | 1043 |
| Ismāīlābād | city | Khorasan-e Razavi | Iran | 36.07 | 60.34 | 2509 | 3725 |
| Ismāīlābād | city | Khorasan-e Razavi | Iran | 35.32 | 60.53 | 3349 | 8591 |
| Ispain | city | Khorasan-e Razavi | Iran | 37.31 | 59.17 | 2509 | 1639 |
| Istgah-e Haftsado Sizdah-ye Kalat-e Sefid | city | Khorasan-e Razavi | Iran | 35.27 | 60.30 | 6000 | 2318 |
| Isti Su | city | Khorasan-e Razavi | Iran | 36.93 | 59.75 | 5029 | 3725 |
| Istiksu | city | Khorasan-e Razavi | Iran | 36.93 | 59.75 | 5029 | 3725 |
| Istin | city | Khorasan-e Razavi | Iran | 36.78 | 57.01 | 3349 | 1639 |
| Istiq Su | city | Khorasan-e Razavi | Iran | 36.93 | 59.73 | 5029 | 3725 |
| Ivar | city | Khorasan-e Razavi | Iran | 35.48 | 58.58 | 6709 | 1043 |