| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Yabr Daghlan | city | Tehran | Iran | 35.50 | 51.69 | 3461 | 70027 |
| Yabārak | city | Tehran | Iran | 35.62 | 50.99 | 3697 | 118402 |
| Yadreh | city | Tehran | Iran | 35.62 | 52.44 | 5954 | 2086 |
| Yaftabad | city | Tehran | Iran | 35.64 | 51.30 | 3592 | 420209 |
| Yaftabad-e Shomali | city | Tehran | Iran | 35.65 | 51.30 | 3631 | 449053 |
| Yaftābād | city | Tehran | Iran | 35.66 | 51.35 | 3651 | 1070866 |
| Yahar | city | Tehran | Iran | 35.70 | 52.42 | 7549 | 2086 |
| Yalabad | city | Tehran | Iran | 35.07 | 51.72 | 2549 | 2086 |
| Yaqeh | city | Tehran | Iran | 35.56 | 51.04 | 3477 | 119254 |
| Yekeh Galleh | city | Tehran | Iran | 35.58 | 52.11 | 6925 | 2026 |
| Yownjeh Zar | city | Tehran | Iran | 35.84 | 51.34 | 8566 | 451087 |
| Yownjehzar | city | Tehran | Iran | 35.84 | 51.34 | 8566 | 451087 |
| Yownjehz̧ār | city | Tehran | Iran | 35.84 | 51.34 | 8566 | 451087 |
| Yowrd-e Shah | city | Tehran | Iran | 35.59 | 51.79 | 4189 | 16408 |
| Yurd Karim | city | Tehran | Iran | 35.80 | 51.55 | 6279 | 1494 |
| Yurd Shāh Bālā | city | Tehran | Iran | 35.59 | 51.79 | 4189 | 16408 |
| Yurdeshah | city | Tehran | Iran | 35.59 | 51.79 | 4189 | 16408 |
| Yurdeshah-e Bala | city | Tehran | Iran | 35.60 | 51.79 | 4189 | 12272 |
| Yurdeshah-e Pa'in | city | Tehran | Iran | 35.59 | 51.79 | 4189 | 16408 |
| Yurdsha-ye Bala | city | Tehran | Iran | 35.60 | 51.79 | 4189 | 12272 |
| Yurdsha-ye Pa'in | city | Tehran | Iran | 35.59 | 51.79 | 4189 | 16408 |
| Yurdshad | city | Tehran | Iran | 35.60 | 51.79 | 4189 | 12272 |
| Yurt `Ali | city | Tehran | Iran | 35.58 | 52.43 | 7673 | 2086 |
| Yurt-i-Shah | city | Tehran | Iran | 35.59 | 51.79 | 4189 | 16408 |
| Yusefabad | city | Tehran | Iran | 35.68 | 50.90 | 4189 | 107132 |
| Yusefabad | city | Tehran | Iran | 35.31 | 51.59 | 2874 | 49692 |
| Yusefabad | city | Tehran | Iran | 35.74 | 51.40 | 4488 | 1429858 |
| Yusefabad | city | Tehran | Iran | 35.58 | 51.05 | 3566 | 119277 |
| Yusefabad | city | Tehran | Iran | 35.74 | 51.39 | 4406 | 1464659 |
| Yusefabad-e Ghaffari | city | Tehran | Iran | 35.53 | 50.66 | 4189 | 1341 |
| Yusefabad-e Khales | city | Tehran | Iran | 35.31 | 51.59 | 2874 | 49692 |
| Yusefabad-e Seyrafi | city | Tehran | Iran | 35.58 | 51.05 | 3566 | 119277 |
| Yusofabad | city | Tehran | Iran | 35.74 | 51.40 | 4488 | 1429858 |
| Yusufabad | city | Tehran | Iran | 35.29 | 51.85 | 3349 | 4707 |
| Yāftābād-e Jonūbī | city | Tehran | Iran | 35.64 | 51.30 | 3592 | 420209 |
| Yākhchīābād | city | Tehran | Iran | 35.62 | 51.41 | 3520 | 924802 |
| Yām | city | Tehran | Iran | 35.36 | 51.79 | 3349 | 68647 |
| Yūrd-e Shāh | city | Tehran | Iran | 35.59 | 51.79 | 4189 | 16408 |
| Yūrdeshāh-e Pā’īn | city | Tehran | Iran | 35.59 | 51.79 | 4189 | 16408 |
| Yūrdshā-ye Pā’īn | city | Tehran | Iran | 35.59 | 51.79 | 4189 | 16408 |
| Yūrt Karīm | city | Tehran | Iran | 35.80 | 51.55 | 6279 | 1494 |
| Yūrt ‘Alī | city | Tehran | Iran | 35.58 | 52.43 | 7673 | 2086 |
| Yūsef Reẕā | city | Tehran | Iran | 35.36 | 51.69 | 3349 | 70156 |
| Yūsefābād | city | Tehran | Iran | 35.29 | 51.85 | 3349 | 4707 |
| Yūsefābād-e Qavām | city | Tehran | Iran | 35.68 | 50.90 | 4189 | 107132 |
| Yūsofābād | city | Tehran | Iran | 35.29 | 51.85 | 3349 | 4707 |
| Yūsufābād | city | Tehran | Iran | 35.74 | 51.40 | 4488 | 1429858 |