→ To get resolution of this issues, you have an option to receive calls and SMS from a
few selected industry. As classifyed by TRAI.
→ If you choose not to receive any commercial messages or calls i.e for fully blocked
registration:
- You can call 1909 (toll free) from your landline or mobile and select your Perferences
- You can also register by SMS by sending START DND or START 0 to 1909. If you choose to receive SMS on select categories or for partially blocked registration, you can send SMS in this format START < space> < preference no > to 1909.
- There are7 preference numbers to choose from:
- START 0 - Fully blocked
- START 1 - Banking, Insurance, Financial products and credit cards
- START 2 - Real Estate
- START 3 - Education
- START 4 - Health
- START 5 - Consumer goods and automobiles
- START 6 - Communication, Broadcasting, Entertainment and IT
- TART 7 - Tourism and Leisure
→ For instance, type START 4 to 1909, if you want to receive messages only on
HEALTH.
→ You can also include more than one preference number like START 4,6 to
receive messages for more than one preference.
→ Activation of DND service takes 7 working days.
→ To Activate your number for DND, simply dial 1909 from your mobile number or just
send 'START DND' as an SMS to 1909.