PTA will only entertain walk-ins for mobile device registration at its Headquarters in Islamabad and Zonal offices till Friday, 20th September 2019. List of all Mobile Companies franchises/ customer service centres is available at https://dirbs.pta.gov.pk/facilitation-center. The mobile device can also be registered by dialling *8484# or visiting this link: https://dirbs.pta.gov.pk/drs/. All IMEI(s) (dual SIM) of the mobile devices must be registered. The public is advised to always buy PTA approved mobile devices. Also Read: PTA DIRBS Initiatives Applauded at ITU GSR 2019 Bangkok