They recovered 400 illegal SIM cards of various service providers and other documents from them.
The suspects are S Somaiah (49) from Vithalnagar, Prasanna (26) of Mysore Road and Vishwanath (26) of T Dasarahalli.
The police raided Hemanth Audio Point on Azadnagar 5th main road, Mahaveer Telecom on Mysore Road Circle and Annapurneshwari Enterprises on Pipeline Road at Kalyanagar in T Dasarahalli and arrested the suspects.
The suspects would collect driving licence, ration card and voter ID card from customers and submit them to different service providers to get the SIM cards.
They would sell such SIM cards for higher prices to those involved in criminal activities and anti-social activities, said the police.
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