This is a list of ISO 3166-2 codes for provinces of Iran

Newsletter: ISO 3166-2:2002-05-21

IR-01 East Azerbaijan
IR-02 West Azerbaijan
IR-03 Ardabil
IR-04 Esfahan
IR-05 Ilam
IR-06 Bushehr
IR-07 Tehran
IR-08 Chahar Mahaal and Bakhtiari
IR-09 Khorasan
IR-10 Khuzestan
IR-11 Zanjan
IR-12 Semnan
IR-13 Sistan and Baluchistan
IR-14 Fars
IR-15 Kerman
IR-16 Kurdistan
IR-17 Kermanshah
IR-18 Kohkiluyeh and Buyer Ahmad
IR-19 Gilan
IR-20 Lorestan
IR-21 Mazandaran
IR-22 Markazi
IR-23 Hormozgan
IR-24 Hamadan
IR-25 Yazd
IR-26 Qom
IR-27 Golestan
IR-28 Qazvin