| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Il Bolaghi | city | Azarbayjan-e Gharbi | Iran | 39.02 | 44.98 | 4311 | 3202 |
| 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 |
| Il-e Qubulu | city | Esfahan | Iran | 31.26 | 51.44 | 7736 | 1788 |
| Il-e Teymur | city | Azarbayjan-e Gharbi | Iran | 36.50 | 45.78 | 5029 | 2086 |
| Ilah | city | Khorasan-e Razavi | Iran | 34.77 | 60.42 | 4189 | 2235 |
| Ilahdad | city | Sistan va Baluchestan | Iran | 25.56 | 61.15 | 88 | 745 |
| Ilal | city | Mazandaran | Iran | 36.17 | 53.53 | 4251 | 8187 |
| Ilam | city | Qazvin | Iran | 36.43 | 50.65 | 6709 | 2383 |
| Ilan | city | Qazvin | Iran | 36.43 | 50.65 | 6709 | 2383 |
| Ilan Kash | city | Azarbayjan-e Sharqi | Iran | 38.93 | 46.87 | 5869 | 2578 |
| Ilan Qarah-ye Sofla | city | Azarbayjan-e Gharbi | Iran | 39.45 | 44.75 | 5114 | 3129 |
| Ilan Qarah-ye `Olya | city | Azarbayjan-e Gharbi | Iran | 39.45 | 44.72 | 5177 | 3129 |
| Ilanjegh | city | Ardabil | Iran | 38.00 | 47.92 | 6249 | 5302 |
| Ilanjuq | city | Ardabil | Iran | 38.00 | 47.92 | 6249 | 5302 |
| Ilankosh | city | Azarbayjan-e Sharqi | Iran | 38.93 | 46.87 | 5869 | 2578 |
| Ilanlu | city | Hamadan | Iran | 35.48 | 47.92 | 6207 | 4761 |
| Ilanlu | city | Azarbayjan-e Gharbi | Iran | 39.06 | 45.29 | 3671 | 3129 |
| Ilanlu | city | Qazvin | Iran | 35.64 | 50.19 | 5196 | 1361 |
| Ilanni-ye Qeshlaq | city | Azarbayjan-e Sharqi | Iran | 37.19 | 47.24 | 5423 | 2235 |
| Ilanqarah-ye Bala | city | Azarbayjan-e Gharbi | Iran | 39.45 | 44.72 | 5177 | 3129 |
| Ilanqarah-ye Pa'in | city | Azarbayjan-e Gharbi | Iran | 39.45 | 44.75 | 5114 | 3129 |
| Ilaq | city | Kerman | Iran | 29.37 | 57.30 | 10908 | 1341 |
| Ilaq | city | Kordestan | Iran | 35.46 | 47.32 | 6026 | 4023 |
| Ilarabad | city | Khorasan-e Razavi | Iran | 36.74 | 57.30 | 3513 | 1639 |
| Ilat Zamin | city | Gilan | Iran | 37.26 | 48.93 | 5029 | 10672 |
| Ilazgi | city | Azarbayjan-e Gharbi | Iran | 37.38 | 45.24 | 4202 | 21558 |
| Ilbegi | city | Chahar Mahal va Bakhtiari | Iran | 32.50 | 50.90 | 6276 | 13410 |
| Ilbolaghi | city | Azarbayjan-e Gharbi | Iran | 39.02 | 44.98 | 4311 | 3202 |
| Ilchi-ye Sofla | city | Ardabil | Iran | 39.05 | 48.12 | 2896 | 5811 |
| Ilchi-ye `Olya | city | Ardabil | Iran | 39.05 | 48.13 | 2713 | 5811 |
| Ildarjin | city | Qazvin | Iran | 35.71 | 49.38 | 5334 | 2086 |
| Ildrajīn | city | Qazvin | Iran | 35.71 | 49.38 | 5334 | 2086 |
| Ilga Dul | city | Ardabil | Iran | 37.28 | 48.91 | 4232 | 9151 |
| Ilghār | city | Khorasan-e Jonubi | Iran | 32.92 | 59.54 | 6164 | 596 |
| Ili Bolagh | city | Zanjan | Iran | 36.67 | 47.75 | 4268 | 2086 |
| Iliari | city | Azarbayjan-e Sharqi | Iran | 38.41 | 46.22 | 6709 | 2617 |
| Iliat | city | Kerman | Iran | 29.86 | 56.28 | 7788 | 1322 |
| Ilidzha | city | Ardabil | Iran | 37.60 | 48.41 | 6968 | 2827 |
| Ilija | city | Ardabil | Iran | 37.60 | 48.41 | 6968 | 2827 |
| Ilika | city | Mazandaran | Iran | 36.21 | 51.41 | 8687 | 4051 |
| Ilikh | city | Qom | Iran | 35.11 | 50.82 | 3362 | 894 |
| Ilikhchi | city | Azarbayjan-e Sharqi | Iran | 37.44 | 46.62 | 6709 | 3300 |
| Ilinkyash | city | Azarbayjan-e Sharqi | Iran | 38.93 | 46.87 | 5869 | 2578 |
| Iljaq | city | Zanjan | Iran | 37.03 | 47.54 | 4189 | 2086 |
| Iljaq | city | Qazvin | Iran | 35.86 | 49.08 | 5869 | 2109 |
| Ilka | city | Mazandaran | Iran | 36.21 | 51.41 | 8687 | 4051 |
| Ilkadeh | city | Azarbayjan-e Sharqi | Iran | 38.38 | 47.04 | 5869 | 1896 |
| Ilkam Bazar | city | Gilan | Iran | 37.62 | 49.09 | -1689 | 2121 |
| Ilkhaniabad | city | Kermanshah | Iran | 34.43 | 47.56 | 4311 | 5997 |
| Ilkhchi Mahalleh | city | Gilan | Iran | 37.84 | 48.93 | 55 | 15367 |
| Ilkhchi-ye 'Olya | city | Ardabil | Iran | 39.05 | 48.13 | 2713 | 5811 |
| Ilkhchih-ye Bala | city | Ardabil | Iran | 39.05 | 48.13 | 2713 | 5811 |
| Ilkhchih-ye Pa'in | city | Ardabil | Iran | 39.18 | 48.14 | 1669 | 5979 |
| Ilkhchih-ye Pa'in | city | Ardabil | Iran | 39.05 | 48.12 | 2896 | 5811 |
| Ilkhechi | city | Iran | 39.12 | 47.58 | 1784 | 5668 | |
| Ilkhechi | city | Azarbayjan-e Sharqi | Iran | 37.92 | 46.00 | 5029 | 81731 |
| Ilkhi Surkan | city | Golestan | Iran | 37.64 | 55.91 | 2509 | 3278 |
| Ilkhiji | city | Azarbayjan-e Sharqi | Iran | 37.92 | 46.00 | 5029 | 81731 |
| Ilkufi-ye Chubar | city | Gilan | Iran | 38.15 | 48.80 | 1893 | 2980 |
| Illah | city | Khuzestan | Iran | 31.48 | 48.44 | 124 | 9445 |
| Illeh | city | Khorasan-e Razavi | Iran | 34.77 | 60.42 | 4189 | 2235 |
| Ilsovan | city | Azarbayjan-e Sharqi | Iran | 38.77 | 46.34 | 5869 | 1937 |
| Ilu | city | Kordestan | Iran | 36.17 | 46.75 | 6184 | 1937 |
| Ilvar-e Panjdangeh | city | Golestan | Iran | 36.80 | 54.20 | 193 | 29377 |
| Ilvar-e Yek Dangeh | city | Golestan | Iran | 36.90 | 54.15 | -1689 | 21088 |
| Ilyaabad | city | Gilan | Iran | 37.74 | 48.92 | 370 | 17420 |