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How to get your branded sender ID approved in Sri Lanka

How-to · 2 June 2026 · 6 min read

When your customer's phone shows 'ABCSTORES' instead of an unknown number, response rates jump. That name, the sender ID or mask, must be registered and approved with each mobile operator before you can use it. Here's how the process actually works.

What operators check

  • The mask matches your registered business name (or a clear brand of it)
  • 3–11 characters, letters/digits, no misleading names
  • You can show a business registration for the name you're claiming
  • A No-Objection Certificate (NOC) where the brand belongs to someone else

The typical timeline

Submitted masks go to each operator for review. Straightforward business names commonly clear within a few working days; names needing an NOC or extra documents take longer. Because each operator approves separately, your gateway shows per-operator status until the mask is live everywhere.

Why requests get rejected

  • Generic words (OFFER, ALERT, BANK) with no matching registration
  • Trademarks you don't own without an NOC
  • Masks that impersonate operators, banks or government services
  • Mismatch between the mask and your documents

Do it once, do it early

Request your sender ID the day you open your gateway account, not the day of your campaign. On SMSgateway.lk you submit the mask once per SMS type, upload the NOC if needed, and watch the approval status per operator. Once approved, every send, dashboard or API, goes out under your brand.

Ready to put this into practice? Create a free SMSgateway.lk account and send your first SMS today: get started free →

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