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SMS pricing and sender ID rules in Singapore

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

SMS from (per segment)
$0.0440
Operators (3 direct)
3
Sender ID registration
About 19 calendar days (SGNIC)
Regulator
IMDA

Short answer

Business SMS to Singapore starts at $0.0440 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 IMDA typically takes About 19 calendar days (SGNIC).

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SMS list rates in Singapore

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 Singapore
$0.0462
$0.0407
$0.0342
$0.0277
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
Singtel$0.0484
StarHub$0.0462
M1$0.0440
Estimate your monthly cost

Rates by operator and volume tier

OperatorRouteUp to 100,000100,000 to 1 million1 to 5 million5 million and more
SingtelDirect$0.0484$0.0426$0.0358$0.0290
StarHubDirect$0.0462$0.0407$0.0342$0.0277
M1Direct$0.0440$0.0387$0.0326$0.0264

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 Singapore

SMS rules in Singapore

Summary of Infocomm Media Development Authority (IMDA) and operator requirements. Last reviewed 1 October 2026; rules change, so we confirm them for your traffic during onboarding.

Sender ID formats

  • IMDA · Singtel and StarHub: Alphanumeric, up to 11 characters

Sender ID registration

  • IMDA · Singtel and StarHub: Required — SGNIC SMS Sender ID Registry (SSIR); the organisation registers and selects its Participating Aggregators
  • Typical lead time: About 19 calendar days (SGNIC).

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

  • We have not found a regulator-published time-of-day window for promotional SMS in this market. Agree sending hours with the operator and schedule promotional sends for the recipient's local daytime; transactional traffic runs 24/7.

Regulator

  • Infocomm Media Development Authority (IMDA). Country code +65.

Sources

Send SMS to Singapore with one API

The same REST API and SMPP connection reach Singapore 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":"65…","message":"Hello from YourBrand","messageType":"TEXT"}'

SMS to Singapore: questions

How much does it cost to send an SMS to Singapore?

Indicative list rates start at $0.0440 per SMS segment, falling to about $0.0277 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 Singapore?

Yes. SGNIC SMS Sender ID Registry (SSIR); the organisation registers and selects its Participating Aggregators. We prepare the application with you and confirm the current requirements during onboarding.

How long does sender ID registration take in Singapore?

Typically about 19 calendar days (SGNIC), depending on the registry and the documents provided. We confirm the current timeline for your sender ID during onboarding.

When can I send promotional SMS in Singapore?

There is no regulator-published window that we know of in Singapore. Agree sending hours with the operator and schedule promotional sends for the recipient's local daytime; transactional traffic runs 24/7.

Which mobile operators can I reach in Singapore?

Singtel (direct route), StarHub (direct route), M1 (direct route).

What opt-out wording is required in Singapore?

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/singapore/