| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Istakh | city | Iran | 28.49 | 55.43 | 5029 | 745 | |
| Istakharfihab | city | Gilan | Iran | 37.31 | 49.56 | -1689 | 93350 |
| Istakhlku | city | Gilan | Iran | 36.82 | 49.81 | 6709 | 4619 |
| Istanadeh | city | Gilan | Iran | 37.75 | 48.98 | 3 | 17726 |
| Istanadekh | city | Gilan | Iran | 37.75 | 48.98 | 3 | 17726 |
| Istard | city | Kerman | Iran | 28.34 | 58.31 | 3421 | 1341 |
| Istarkhu | city | Kerman | Iran | 30.57 | 57.27 | 7900 | 447 |
| Istegī | city | Khuzestan | Iran | 32.22 | 48.84 | 213 | 5215 |
| Istehbanat | city | Fars | Iran | 29.13 | 54.04 | 5869 | 31611 |
| Istgah | city | Kordestan | Iran | 36.23 | 46.17 | 6243 | 12788 |
| Istgah Zoghal | city | Mazandaran | Iran | 36.62 | 51.51 | 157 | 21694 |
| Istgah-e Abar Dezh | city | Tehran | Iran | 35.21 | 51.79 | 2650 | 15755 |
| Istgah-e Eslah-e Nezhad va Parvaresh-e Boz-e Korki | city | Kerman | Iran | 29.25 | 56.55 | 7549 | 1341 |
| Istgah-e Garmsar | city | Semnan | Iran | 35.23 | 52.31 | 2755 | 14403 |
| Istgah-e Haftsado Sizdah-ye Kalat-e Sefid | city | Khorasan-e Razavi | Iran | 35.27 | 60.30 | 6000 | 2318 |
| Istgah-e Keshvar | city | Lorestan | Iran | 33.13 | 48.64 | 4189 | 2651 |
| Istgah-e Rah Ahan | city | Zanjan | Iran | 36.55 | 48.72 | 5869 | 2086 |
| Istgah-e Rah Ahan-e Abar Dezh | city | Tehran | Iran | 35.21 | 51.79 | 2650 | 15755 |
| Istgah-e Rah Ahan-e Bon-e Kuh | city | Semnan | Iran | 35.31 | 52.43 | 3349 | 6556 |
| Istgah-e Rah Ahan-e Garmsar | city | Semnan | Iran | 35.23 | 52.31 | 2755 | 14403 |
| Istgah-e Rah Ahan-e Haft Tappeh | city | Khuzestan | Iran | 32.08 | 48.33 | 232 | 35180 |
| Istgah-e Rah Ahan-e Qareh Tappeh | city | Azarbayjan-e Gharbi | Iran | 38.33 | 44.83 | 5068 | 4552 |
| Istgah-e Rahahan-e Zarrin Shahr | city | Esfahan | Iran | 32.42 | 51.35 | 5869 | 43834 |
| Istgah-e Sa`eb | city | Azarbayjan-e Sharqi | Iran | 37.37 | 46.98 | 5127 | 2235 |
| Istgah-e Sepid Dasht | city | Lorestan | Iran | 33.22 | 48.88 | 3349 | 2567 |
| Istgah-e Shahbazan | city | Khuzestan | Iran | 32.78 | 48.65 | 1669 | 4975 |
| Istgah-e Shahid Cheragh`ali | city | Khuzestan | Iran | 32.82 | 48.77 | 1669 | 4917 |
| Istgah-e Shahid Cheraghi | city | Khuzestan | Iran | 32.82 | 48.77 | 1669 | 4917 |
| Istgah-e Talleh Zang | city | Khuzestan | Iran | 32.82 | 48.77 | 1669 | 4917 |
| Istgah-e Tang-e Haft | city | Lorestan | Iran | 33.04 | 48.67 | 2509 | 5555 |
| Istgah-e Yateri | city | Semnan | Iran | 35.22 | 52.49 | 2811 | 22856 |
| Istgah-e Zoghal | city | Mazandaran | Iran | 36.62 | 51.51 | 157 | 21694 |
| Isti Su | city | Ardabil | Iran | 37.68 | 48.43 | 6194 | 2774 |
| Isti Su | city | Khorasan-e Razavi | Iran | 36.93 | 59.75 | 5029 | 3725 |
| Isti Su | city | Azarbayjan-e Gharbi | Iran | 38.05 | 44.94 | 5285 | 5416 |
| Istiar | city | Azarbayjan-e Sharqi | Iran | 38.25 | 46.54 | 5869 | 1937 |
| Istiar | city | Azarbayjan-e Sharqi | Iran | 38.04 | 46.64 | 6709 | 2114 |
| Istigol | city | Zanjan | Iran | 36.64 | 47.56 | 5869 | 2086 |
| Istijak | city | Markazi | Iran | 35.07 | 49.77 | 5869 | 1779 |
| Istiksu | city | Khorasan-e Razavi | Iran | 36.93 | 59.75 | 5029 | 3725 |
| Istin | city | Khorasan-e Razavi | Iran | 36.78 | 57.01 | 3349 | 1639 |
| Istind | city | Khorasan-e Jonubi | Iran | 33.85 | 59.83 | 3382 | 1043 |
| Istiq Su | city | Khorasan-e Razavi | Iran | 36.93 | 59.73 | 5029 | 3725 |
| Istlāk | city | Khorasan-e Jonubi | Iran | 32.92 | 59.56 | 6709 | 596 |
| Isto | city | Ardabil | Iran | 37.32 | 48.73 | 4356 | 2831 |
| Istor | city | Kerman | Iran | 29.35 | 56.14 | 6709 | 596 |
| Istānist | city | Khorasan-e Jonubi | Iran | 32.67 | 59.46 | 7549 | 596 |