01 — Regulations
Domestic vs International
Requirements differ by who is sending. Pick the scope that matches your business.
Registration is not required for Trinidad and Tobago — traffic can be sent directly through wholesale routing.
Sender capabilities
Alphanumeric Sender IDSupported
Short codeSupported
Long numericSupported
Sender formatAlphanumeric
Approval timeInstant
FeesNo Fees
ScopeDomestic company
Registration requirements
Registration requiredNo
Restrictions
Other Scams
Regulatory
Phishing
Explicit Content
Sending rules
URL restrictionsYes
OTPNo
Opt-out mandatoryNo
Allowed hours (Mon–Fri)N/A
02 — Operators
Operator regulations
3 networks carry SMS traffic in Trinidad and Tobago. MNP is live in most markets — run an HLR lookup before routing.
Bmobile/TSTTMCC 374 · Registration not required
DigicelMCC 374 · Registration not required
LaqTel Ltd.MCC 374 · Registration not required
03 — Compliance
Additional compliance notes
Country & operator-specific guidance maintained by the Sender ID team.
Requirements
Sender,Content,URL,Company Name
Need help registering your Sender ID?
Our compliance specialists assist with registration requirements, document review, operator approvals, and both domestic and international onboarding.
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