First-level division
🇮🇷 Sistan and Baluchestan
Sistan and Baluchestan Province
Subdivisions
Shahrestan-e Zahedan
Population 672,589
Shahrestan-e Chabahar
Population 283,204
Iranshahr County
Population 254,314
Shahrestan-e Saravan
Population 191,661
Shahrestan-e Sarbaz
Population 186,165
Shahrestan-e Khash
Population 173,821
Shahrestan-e Zabol
Population 165,666
Shahrestan-e Nikshahr
Population 141,894
Shahrestan-e Konarak
Population 98,212
Sib and Suran
Population 85,095
Zehak
Population 74,896
Shahrestan-e Mehrestan
Population 70,579
Shahrestan-e Dalgan
Population 67,857
Shahrestan-e Hirmand
Population 63,979
Qasr-e Qand County
Population 61,076
Fanuj County
Population 49,161
Nimruz County
Population 48,471
Mirjaveh County
Population 45,357
Hamun County
Population 41,017
Hamun
Shahrestan-e Nimruz
Shahrestan-e Qasr-e Qand