List of Iranian cities by population Largest cities in the provinces Largest cities in the provinces

| Province | Largest_city | _2nd_Largest | _3rd_Largest | _4th_largest |
|---|---|---|---|---|
| Hormozgan | Bandar Abbas | Minab | Dehbarez | Bandar Lengeh |
| Markazi | Arak | Saveh | Khomein | Mahallat |
| Ardabil | Ardabil | Parsabad | Meshkinshahr | Khalkhal |
| Qazvin | Qazvin | Takestan | Alvand | Eqbaliyeh |
| Qom | Qom | Jamkaran | Qanavat | Jafariyeh |
| Yazd | Yazd | Meybod | Ardakan | Bafq |
| Zanjan | Zanjan | Abhar | Khorramdareh | Qidar |
| Bushehr | Bushehr | Borazjan | Bandar Ganaveh | Khormuj |
| Chahar Mahaal and Bakhtiari | Shahr-e Kord | Borujen | Farrokhshahr | Farsan |
| North Khorasan | Bojnurd | Shirvan | Esfarayen | Garmeh Jajarm |
| Kohgiluyeh and Boyer-Ahmad Province | Yasuj | Dogonbadan | Dehdasht | Likak |
| South Khorasan | Birjand | Ghayen | Ferdows | Nehbandan |
| Semnān | Shahrood | Semnan | Damghan | Garmsar |
| Ilam | Ilam | Eyvan | Dehloran | Abdanan |