Call and SMS Block in Pakistan 2025 - SIM Ownership Details

Unwanted calls and SMS messages are a common issue in Pakistan, often leading to privacy concerns, scams and unnecessary interruptions. Fortunately, there are several ways to block these unwanted communications using telecom services, regulatory measures and smartphone features. In this guide, we’ll cover all the essential methods to block calls and SMS in Pakistan.

Why Blocking Calls and SMS is Important?

Spam calls and messages can be frustrating, time-consuming and even dangerous if they involve fraud or scams. Many users receive promotional offers, robocalls, or phishing messages that can compromise their personal data. Blocking such communications helps in maintaining privacy, reducing distractions and protecting oneself from potential fraud.

Pakistan Telecommunication Authority (PTA) Regulations

The Pakistan Telecommunication Authority (PTA) has implemented strict measures to help users block unwanted calls and SMS messages:

Do Not Call Register (DNCR) – Users can register their numbers on PTA’s DNCR list to avoid telemarketing and spam calls. To subscribe, send ‘REG’ to 3627.
Spam SMS Reporting – If you receive spam SMS, you can forward the message, along with the sender’s number, to 9000 for reporting.

Blocking Calls and SMS on Smartphones

Modern smartphones come with built-in features to block unwanted calls and SMS:

For Android Users:

Open the Phone app.
Select the number you want to block.
Tap Block / Report Spam and confirm.
For SMS, open the Messages app, tap on the conversation and select Block.

For iPhone Users:

Open the Phone app.
Tap Recents, find the number and tap Info.
Scroll down and select Block this Caller.
For SMS, open the Messages app, tap on the conversation and choose Block Contact.

Telecom Operators’ Call and SMS Blocking Services

Most telecom companies in Pakistan provide services to block unwanted calls and SMS. Below are the details:

Jazz Call and SMS Block

Dial 420 to activate Jazz Call and SMS Block service.
Users can block specific numbers by sending ‘block ’ to 420.

Telenor Call and SMS Block

Dial 420 to subscribe to Telenor’s blocking service.
Block unwanted numbers via My Telenor App.

Zong Call and SMS Block

Dial 420 to activate Zong’s Call & SMS Block service.
Send ‘block ’ to 420 to add numbers to the block list.

Ufone Call and SMS Block

Dial 420 to subscribe to Ufone’s blocking service.
Users can block up to 50 numbers using this service.

Using Third-Party Apps for Blocking Calls and SMS

Apart from built-in smartphone features and telecom services, users can install third-party applications to block spam calls and SMS effectively:

Truecaller – Automatically detects and blocks spam numbers.
Hiya – Identifies and blocks robocalls and scams.
Call Blacklist – Allows users to create a blocklist for calls and SMS.

Best Practices to Avoid Spam Calls and SMS

Do Not Share Your Number Publicly: Avoid posting your phone number on social media or untrusted websites.
Ignore Calls from Unknown Numbers: If you suspect a number, do not answer or call back.
Report Suspicious Numbers: Always report fraudulent calls and SMS to PTA (9000).
Regularly Update Phone Software: Keep your smartphone updated to ensure security features are active.

Conclusion

Blocking unwanted calls and SMS in Pakistan is essential to maintain privacy and avoid scams. With regulatory measures from PTA, telecom blocking services, built-in smartphone features and third-party apps, users have multiple ways to control unwanted communications. By following the best practices mentioned above, you can effectively manage and block spam calls and messages, ensuring a hassle-free mobile experience.