See Details


Sender ID Alphanumeric
Dialing code 91
Major Carriers Reliance Jio India, Airtel India, Idea India, Vodafone India, BSNL India
Message length 160 characters
Support for Concatenated message Supported
Setup Time 10-15 Business Days
Support for Two Way SMS No
Country Regulations

Domestic Entity:

  • Pre-registration in the DLT portal
  • Transactional type allowed transactions/OTP content without NDNC restrictions
  • Promotional (without Opt-in) type allowed promo/marketing content and delivered between 10 am-9 pm IST time
  • The Sender ID available for local traffic is alpha for transactional traffic and then 6-digit numeric for promo traffic

International Entity:

  • If the Sender ID is not supported, it will be changed to random Short Code
  • There are no promo messages allowed over international connections
  • Delivery on best-effort and delivered between 10 am-9 pm (IST) to non-NDNC customers only
Country Restrictions Gambling and cryptocurrency content is prohibited
Extra Information
  • Messages to the same number with more than six messages within an hour with the same Sender or text may be blocked
  • Users could not receive more than 200 SMS per day across all incoming streamed
  • The Sender ID/s in India will be prefixed with additional two letters to inform the carrier delivering and the region  

Traffic Restriction (Political)

  • Messages towards Jammu and Kashmir networks (example, 405/55 - Airtel J&K) will be blocked by the government due to political sensitivity.
  • Please also note that political SMS are prohibited during election period throughout the country.


Industry Reference:

Telecom Regulatory Authority of India

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