Pakistan Telecommunication Authority (PTA) has developed a SIM (Subscriber Identity Module) information system.
There are two ways to check the Registered SIMs against your CNIC OR ID card number.
SIM information by SMS
This is the simple way to check registered Sims against your CNIC.Just send message from any network warid,jazz,ufone,telenor,zong your NIC number to 668 and you will get information of registered sims through message.
SIM information through web
simply go to the link below
Get Sim Information