668 Sim Information PTA Free complete guide 

A SIM card is more than just a tool for communication it is linked directly to your digital identity. In Pakistan, the Pakistan Telecommunication Authority (PTA) has implemented strict biometric verification protocols to ensure that every active mobile connection is tied to a legitimate owner. However instances of identity theft or unauthorized SIM registration can still occur. To empower citizens, the PTA introduced the 668 SIM Information System. Our legal service allows you to instantly check the number of mobile connections registered against your Computerized National Identity Card (CNIC). In this guide you will see exactly what this code is, how it works and how you can use it to safeguard your personal data.

What is 668 Code?

The 668 code is an official SMS based short code service that is provided by the PTA. It acts as a gateway to the SIM Information and Verification System .

Purpose of 668 Sim Check

The primary purpose of this system is transparency and security. By sending a simple text message any citizen can query the central database managed by the PTA to see how many SIMs are currently registered against their CNIC across all mobile network operators in Pakistan. This helps prevent fraud, illegal SIM usage and ensures that you are not held liable for mobile connections you did not authorize.

668 Step-by-Step Guide 

Checking your registered SIMs is a straightforward process. Follow these steps:

1. Open PTA official source :https://simsdata.org/ Use a mobile phone number that has an active SIM card.
2. Type your CNIC: Enter your 13 digit CNIC number and ensure there are no dashes or spaces in it.
3. Wait for a second and you will see the result.
4. Also open the message section on your mobile 
5. Enter  the CNIC: Address the message to 668.
6. Wait for the Reply: You will receive an SMS from the PTA system within a few moments.

If you find any unauthorized SIM please visit your nearest PTA mobile operator franchise. 

How 668 Works

The 668 system is connected to a centralized real time database that links your CNIC with the records of all cellular mobile operators. When you send your CNIC to 668 the system:

1. Validates your CNIC number.
2. Search the national database for all active SIMs linked to your identity.
3. Aggregates the count of these SIMs categorized by the network operator like Jazz, Telenor, Zong, Ufone, or Warid.
4. Sends an automated response back to your device which provides you with a clear summary of your registrations.

Features of 668

• Instant Verification: Receive results in seconds.
• Network-Wise Breakdown: See exactly how many SIMs are held under each operator.
• Accessibility: Available 24/7 via SMS that makes it accessible even without an internet connection.
• High Security: Developed in collaboration with NADRA to ensure data integrity.
• Nationwide Coverage: Works for every mobile subscriber in Pakistan.

Charges

Using the 668 service is highly affordable.

• SMS Charges: Typically, an SMS to 668 costs PKR 2.00 (plus applicable taxes).
• No Hidden Fees: There are no additional subscription costs for using this service.

Supported Networks

The 668 service is universally supported by all major cellular network operators in Pakistan:

• Jazz
• Telenor
• Zong
• Ufone
• Warid (operated under Jazz)

FAQ’s

What is the 668 code in Pakistan?

The 668 code is an official SMS service introduced by the Pakistan Telecommunication Authority (PTA). It allows users to check how many SIM cards are registered against their CNIC across all mobile networks in Pakistan.

How do I check SIMs registered on my CNIC using 668?

Open your phone’s messaging app and  type your 13 digit CNIC number without dashes and send it to 668. Within a few seconds you will receive a reply showing the number of active SIMs linked to your CNIC.

Is the 668 SIM checking service official?

Yes The 668 service is officially provided by PTA and uses data from the national SIM verification system which makes it a trusted way to verify your registered mobile connections.

 How much does it cost to use the 668 code?

Sending an SMS to 668 usually costs Rs 2 + applicable taxes. There are no monthly or hidden subscription charges.

What should I do if I find an unknown SIM registered on my CNIC?

If you notice a SIM that you did not authorize, immediately visit the nearest franchise or customer service center of the relevant mobile operator with your original CNIC and request its verification or blocking.

Is an internet connection required to use the 668 code?

No. The 668 service works entirely through SMS, so you only need an active mobile connection.

Can overseas Pakistanis use the 668 service?

The 668 SMS service is intended for users with active Pakistani mobile connections. If you are abroad you may need to contact your mobile operator or use PTA’s official SIM Information System when available.

Conclusion

The 668 Code is one of the simplest and most effective security services introduced by the Pakistan Telecommunication Authority (PTA). With a single SMS you can instantly verify how many SIM cards are registered against your CNIC and identify any unauthorized mobile connections before they become a problem. Since your SIM is directly linked to your digital identity, checking your SIM registration regularly is a smart habit that helps protect you from identity theft, fraud and misuse of your personal information.