- Alborz Province 3
- Ardabil Province 2
- Bushehr Province 9
- Chaharmahal and Bakhtiari Province 1
- East Azerbaijan Province 3
- Fars Province 17
- Gilan Province 2
- Golestan Province 6
- Hamadan Province 5
- Hormozgan Province 23
- Iiam Province 2
- Isfahan Province 10
- Kerman Province 7
- Kermanshah Province 3
- Khuzestan Province 10
- Kohgiluyeh and Boyer-Ahmad Province 2
- Kurdistan Province 3
- Lorestan Province 2
- Markazi Province 2
- Mazandaran Province 5
- North Khorasan Province 2
- Qazvin Province 5
- Qom Province 3
- Razavi Khorasan Province 8
- Semnan Province 7
- Sistan and Baluchestan Province 8
- South Khorasan Province 2
- Tehran Province 10
- (unassigned) 5
- West Azerbaijan Province 4
- Yazd Province 4
- Zanjan Province 3
Airports by region in Iran