In its continuous efforts to curtail grey telephone trafficking, Pakistan Telecommunication Authority (PTA) Zonal Office, Karachi carried out a successful raid, in coordination with Federal Investigation Agency (FIA), in Karachi. The raid was conducted at a locked house in PECHS, Shahrah-e-Faisal Karachi. One internet to PSTN gateway, two laptops and two switches: HP & TP link were confiscated during the raid. This successful raid against the grey operators were made possible because of continuous monitoring, proactive and persistent efforts by PTA and cooperation of FIA in curbing grey traffic.