How to Activate DND on Airtel for Free (Prepaid or Postpaid)

Want to get rid of unwanted promotional calls and messages on Airtel? Here's a step-by-step guide to activate Airtel DND.
How to activate Airtel DND on prepaid or postpaid number
In Short
  • Airtel DND, also known as ‘Do Not Disturb’, helps block unwanted promotional calls and messages on your prepaid or postpaid number.
  • To activate the DND service on Airtel, simply dial 1909 from your Airtel number. Follow the IVR instructions. Select the categories you want blocked – banking, realty, products, etc. Confirm activation.
  • You can also activate Airtel DND by sending an SMS with the text “START 0” to 1909.

We all get precious phone calls daily and so do you. But sometimes, these phone calls become disturbing, especially when you are in a meeting or on a focus work. This is where the DND (Do Not Disturb) feature can help.

If you’re an Airtel user, you can get rid of unwanted calls and messages easily by activating the DND service on your number.

This guide will walk you through the various methods to activate DND on your Airtel number for both Prepaid and Postpaid.

How to activate DND on Airtel via SMS

The easiest way to activate DND on your Airtel number is through SMS. Follow these steps:

  1. Open the messaging app on your phone.
  2. Type “START 0”.
  3. Send this message to 1909.

You will receive a confirmation message shortly. This method activates full DND, blocking all promotional calls and SMS.

To activate DND for specific call types, consider the following numbers to send in SMS:

  • (1) — Banking/Insurance/Financial products/credit cards.
  • (2) — Real Estate.
  • (3) — Education.
  • (4) — Health.
  • (5) — Consumer goods and automobiles.
  • (6) — Airtel Products & Services/Communication/Broadcasting/ Entertainment/IT.
  • (7) — Tourism and Leisure
  • (0) — Fully Blocked.

How to activate Airtel DND via Call

Another option to start DND on an Airtel number is via calling customer care service. Dial 1909 from your Airtel number. Follow the IVR instructions. Pick the categories you want to block — banking, realty, products, etc. and confirm activation.

How to activate DND on Airtel via website

Follow these steps to online activate the Airtel DND service via Airtel’s official website:

  1. Go to the Airtel DND registration website.
  2. Scroll down to the DND registration section and tap the “Click Here” button.
  3. Enter your prepaid or postpaid Airtel mobile number.
  4. Click on the “Get OTP” button.
  5. Enter the OTP sent to your phone.
  6. Select your DND preferences.
  7. Tap on the “Submit” button to proceed with your DND request.

This will now activate the selected DND services on your Airtel prepaid or postpaid number.

What is Airtel DND?

Do Not Disturb (DND) is a service provided by telecom operators, including Airtel, that blocks unwanted promotional calls and messages. When you activate DND on your Airtel number, it prevents telemarketers from reaching you with advertisements, product promotions, and other unsolicited communications.

How to deactivate DND on Airtel?

If you ever wish to deactivate DND, you can simply dial 1909 again to deactivate or modify your preferences. Alternatively, you can send “STOP” to 1909 via SMS to request DND deactivation.


How do I activate DND on my Airtel number?

You can activate DND by sending an SMS with the text 'START 0' to 1909, calling 1909, using the My Airtel app, or visiting Airtel's DND page online.

Is there a charge for activating DND on Airtel?

No, activating DND on your Airtel number is completely free of charge.

How long does it take for DND to be activated?

It typically takes up to 7 days for DND to be fully activated on your Airtel number.

Can I choose specific categories to block with DND?

Yes, you can customize DND settings to block specific categories of promotional messages, or opt for full DND to block all.

What should I do if I still receive promotional calls after activating DND?

Once you activate DND, it might take up to 7 days for it to be fully operational. During this period, you might still receive some promotional messages and calls. If you still face issues after this period, contact Airtel customer care for assistance.

Can I activate DND for both prepaid and postpaid numbers?

Yes, DND can be activated on both Airtel prepaid and postpaid numbers.

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