Iran Focus
The men were identified as Ali Abestan, Ali Dehqani, Ali Damshad, and Mahmoud Moradi. They were hanged in a prison in Tabas on Wednesday, the semi-official daily Kayhan wrote.
They were accused of drug smuggling. Kayhan said that they took part in armed clashes with the police two years ago as they resisted arrest.
Iranian authorities routinely execute dissidents on bogus charges such as armed robbery and drug trafficking.
At least 59 people were executed in Iran in January.
Iran's judiciary spokesman Ali Reza Jamshidi confirmed in January that two men had been stoned to death for adultery in Mashhad in December while a third man managed to struggle out of the hole he had been buried in.
