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SMS pricing and sender ID rules in Sri Lanka

Indicative rates by operator and volume, sender ID registration, consent rules and quiet hours for business SMS to Sri Lanka, from BroadNet's published rate card and regulatory research.

SMS from (per segment)
$0.0340
Operators (3 direct)
3
Sender ID registration
5-10 business days
Regulator
TRCSL

Short answer

Business SMS to Sri Lanka starts at $0.0340 per message segment on BroadNet's published rate card, with lower rates from 100,000 messages a month. 3 mobile operators are covered, all on direct routes. Sender ID registration with TRCSL typically takes 5-10 business days.

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SMS list rates in Sri Lanka

Indicative price per SMS segment by monthly volume tier, averaged across operators, from BroadNet's published rate card. The more you send, the lower the rate.

SMS list rates in Sri Lanka
$0.0364
$0.0321
$0.0270
$0.0219
Up to 100,000100,000 to 1 million1 to 5 million5 million and more

Indicative list prices in USD before taxes and sender ID fees, reviewed September 24, 2026. Your quote confirms the final rate.

List rate by operator
OperatorUp to 100,000
Dialog Axiata$0.0389
Mobitel$0.0364
Hutch Sri Lanka$0.0340
Estimate your monthly cost

Rates by operator and volume tier

OperatorRouteUp to 100,000100,000 to 1 million1 to 5 million5 million and more
Dialog AxiataDirect$0.0389$0.0342$0.0288$0.0233
MobitelDirect$0.0364$0.0320$0.0269$0.0218
Hutch Sri LankaDirect$0.0340$0.0299$0.0252$0.0204

USD per SMS segment, before taxes and sender ID fees. Rate card reviewed 24 September 2026.

Estimate your monthly costCheck your sender IDSender ID rules in Sri Lanka

SMS rules in Sri Lanka

Summary of Telecommunications Regulatory Commission of Sri Lanka (TRCSL) and operator requirements. Last reviewed 29 September 2026; rules change, so we confirm them for your traffic during onboarding.

Sender ID formats

  • TRCSL · Dialog Axiata and Mobitel: Alphanumeric (local script supported), up to 11 chars

Sender ID registration

  • TRCSL · Dialog Axiata and Mobitel: Set by the operators; BroadNet confirms the current requirements during onboarding
  • Typical lead time: 5-10 business days.

Consent (opt-in)

  • Verifiable opt-in required, with traffic categorised by use case at the time of registration. DLT-style template approval applies in several markets.

Opt-out

  • STOP keyword and DND-registry suppression applied automatically. Records retained per regulator requirements.

Quiet hours and send window

  • TRCSL's promotional-messages guidelines bar promotional messages from 20:00 to 08:00. Transactional 24/7.

Regulator

  • Telecommunications Regulatory Commission of Sri Lanka (TRCSL). Country code +94.

Sources

Send SMS to Sri Lanka with one API

The same REST API and SMPP connection reach Sri Lanka and every other market, with delivery receipts on one webhook and automatic fallback to WhatsApp or RCS where you enable it.

SMS API docsTalk to our team
curl -X POST https://api.broadnet.me/sms/sendSms \
  -H "Authorization: Bearer $BROADNET_TOKEN" \
  -H "Content-Type: application/json" \
  -d '{"senderId":"YourBrand","destinationNumber":"94…","message":"Hello from YourBrand","messageType":"TEXT"}'

SMS to Sri Lanka: questions

How much does it cost to send an SMS to Sri Lanka?

Indicative list rates start at $0.0340 per SMS segment, falling to about $0.0219 at 5 million messages a month. Prices exclude taxes and sender ID fees; your quote confirms the final rate.

Do I need to register a sender ID in Sri Lanka?

Yes, in practice: the mobile operators in Sri Lanka set the sender ID requirements rather than a central registry. BroadNet confirms the current requirements during onboarding.

How long does sender ID registration take in Sri Lanka?

Typically 5–10 business days, depending on the operator and the documents provided. We confirm the current timeline for your sender ID during onboarding.

When can I send promotional SMS in Sri Lanka?

Promotional window: 08:00–20:00 local time. TRCSL's promotional-messages guidelines bar promotional messages from 20:00 to 08:00. Transactional 24/7.

Which mobile operators can I reach in Sri Lanka?

Dialog Axiata (direct route), Mobitel (direct route), Hutch Sri Lanka (direct route).

What opt-out wording is required in Sri Lanka?

STOP keyword and DND-registry suppression applied automatically. Records retained per regulator requirements.

SMS pricing in nearby markets

Data: BroadNet published rate card and regulatory research, reviewed 24 September 2026. URL: https://omnichannels.ai/sms-pricing/sri-lanka/