Want to check personal data from SIM database? Learn how to verify your SIM information securely. Follow this guide to check registered numbers on your CNIC easily.
In Pakistan, each SIM card is registered with a person’s CNIC. If you want to check your SIM data, you can do it easily using official methods. The Pakistan Telecommunication Authority (PTA) allows users to verify their registered SIMs for security purposes.

This guide explains how to check personal data from the SIM database in a safe and legal way.
Why Should You Check Your SIM Data?
- Security – Ensure no unauthorized SIM is registered in your name.
- Fraud Prevention – Protect yourself from identity theft.
- SIM Management – Know how many SIMs are active on your CNIC.
- PTA Regulations – Stay compliant with Pakistan’s telecom rules.
How to Check Personal Data from SIM Database Using PTA’s Official Methods
1. Check SIMs Registered on Your CNIC
- *Dial 8484# from your mobile phone.
- Send your CNIC number (without dashes) via SMS to 668.
- Visit the PTA website (cnic.sims.pk).
You will receive a list of active SIMs registered under your CNIC.
2. Check SIM Data via Mobile Apps
Some network providers offer mobile apps to check SIM details. You can download the Jazz, Zong, Telenor, or Ufone apps from the Play Store.
- Open the app and log in.
- Select the “SIM Info” or “My SIM” option.
- View registered SIM details linked to your CNIC.
For more details you can visit: Check Personal Data From SIM Database
How to Block Unwanted SIMs?
If you find an unknown SIM registered to your CNIC, follow these steps:
- Visit the nearest customer service center of your mobile network.
- Provide your CNIC and biometric verification.
- Request to block unauthorized SIMs.
- Check your SIM status again after 24 hours to confirm.
How to Protect Your SIM Data?
- Never share your CNIC or phone number with strangers.
- Use biometric verification to register new SIMs.
- Check your SIM data regularly to avoid unauthorized use.
- Block lost or unused SIMs immediately.
FAQs About Check Personal Data From SIM Database
1. How can I check my SIM data for free?
You can send your CNIC number to 668 via SMS or visit cnic.sims.pk for free verification.
2. How many SIMs can be registered on one CNIC?
You can register up to 5 SIMs per CNIC in Pakistan.
3. Can I check someone else’s SIM data?
No, you can only check SIMs registered under your own CNIC for privacy reasons.
4. What should I do if my CNIC has unauthorized SIMs?
Visit your network provider’s office with your CNIC and request to block the unauthorized SIMs.
5. How long does it take to block a SIM?
Once requested, the SIM is usually blocked within 24 hours.
Conclusion
Checking personal data from the SIM database is essential for security. Always verify your SIMs to avoid unauthorized usage. If you find an unknown SIM, report it immediately to your network provider or PTA.
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