The CCB, with the help of the telecom department officials, unearthed an international telephone exchange racket and arrested six persons.
The scam came to light when the telecom officials were probing a threat call to a Puttur-based man from an unidentified person from a foreign country using a local number. The CCB officials raided Icon Tours and Travels situated in Mahadevapura and arrested the six accused.
According to the police, the accused were operating the racket in five different places, including the tours and travel agency in Mahadevapura.