Want to switch from Jazz to Zong or Telenor to Ufone while keeping your original phone number? Follow this easy Mobile Number Portability guide.
Why Verifying SIM Ownership Matters in 2026
Under the guidelines issued by the Pakistan Telecommunication Authority (PTA), every subscriber is legally responsible for all cellular mobile SIM cards registered under their Computerized National Identity Card (CNIC). Unused or unknown SIMs registered against your identity pose security risks, including unauthorized activity or spam.
Official PTA 668 SMS Check Method
You can quickly check your SIM count by typing your 13-digit CNIC (without hyphens) and sending an SMS to 668. You will receive an instant reply showing active SIM counts per operator.
Step-by-Step Procedure to Cancel Extra SIMs
- Identify the operator network (Jazz, Zong, Telenor, Ufone, or SCOM) holding the unauthorized SIM connection.
- Visit the nearest official customer franchise or company outlet in person.
- Present your original CNIC and request a biometric SIM surrender/cancellation form.
- Complete the biometric fingerprint scan to finalize permanent SIM deactivation.
For further queries or online lookups, use our home page search tool to verify mobile number operators and CNIC SIM counts instantaneously.