How to block Telemarketing Calls, SMS - TRAI India SMS Format

Trivandrum, 28 September 2011: The Telecom Regulatory Authority of India has introduced the Telecom Commercial Communications Customer Preference Regulations from 27 September 2011.

The telecom customers in India can avail this service to block, accept or register telemarketing calls and sms from providers.

Customers using landline and mobile who want to block commercial communications can dial or SMS to 1909 (toll free) and register in either of the two categories:

Fully Blocked Category- stoppage of all commercial Calls/SMS
Partially Blocked Category- stoppage of all commercial Calls/SMS except SMS from one of the opted preferences

For registering option using SMS, for 'fully blocked category', write "START 0" and send it to 1909.

For 'partially blocked category', send SMS 'START' with one or multiple options from the list of seven categories.

 7 categories are available now which include  Banking/Insurance/Financial Products/Credit Cards-1, Real Estate-2, Education-3, Health-4, Consumer goods and automobiles-5, Communication/Broadcasting/Entertainment/IT, Tourism-7.

For example: To receive messages relating to only Health products, then send SMS "START 4" to 1909. Similarly, for receiving messages relating to Real Estate and Education, send SMS "START 2,3" to 1909.

On successful registration, customer will receive an SMS confirming exercised options and a Unique Registration Number within 24 hrs. The registration will be effective within 7 days of placing the request with the service provider.