| name | type | Area (m²) | capital city | Country | continent | population (people) |
|---|---|---|---|---|---|---|
| Alborz | Province | 5,832,999,936 | Iran | Asia | 2,412,568 | |
| Ardabil | Province | 17,799,999,488 | Iran | Asia | 1,248,488 | |
| Bushehr | Province | 22,742,999,040 | Iran | Asia | 866,490 | |
| Chaharmahal and Bakhtiari | Province | 16,332,000,256 | Iran | Asia | 895,263 | |
| East Azerbaijan | Province | 45,650,001,920 | Iran | Asia | 3,724,620 |