According to the Tasnim news agency, the suspects were detained in different cities in Sistan and Baluchestan Province, and the investigation is still underway.
The reports come after a man driving a car bomb attacked the police headquarters in Chabahar (Sistan and Baluchestan province) on Thursday morning which led to an explosion.
READ MORE: Iran's Intel Chief Accuses Israel, US of Supporting Terror on Iranian Territory
Two law enforcement officers were killed and another 42 people injured as a result of the explosion.
Ansar al-Furqan group, a Sunni terrorist group operating in Sistan and Baluchestan province, claimed responsibility for the attack in Chabahar.
