01 — Regulations
Domestic vs International
Requirements differ by who is sending. Pick the scope that matches your business.
Registration is not required for Antigua and Barbuda — 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
Regulatory
Other Scams
Gambling
Phishing
Sending rules
URL restrictionsNo
OTPNo
Opt-out mandatoryNo
02 — Operators
Operator regulations
3 networks carry SMS traffic in Antigua and Barbuda. MNP is live in most markets — run an HLR lookup before routing.
DigicelMCC 344 · Registration not required
FlowMCC 344 · Registration not required
imobile / APUAMCC 344 · Registration not required
03 — Compliance
Additional compliance notes
Country & operator-specific guidance maintained by the Sender ID team.
Requirements
Company name,Contact email,Contact mobile number,Contact person,Type of Traffic,Use case description.
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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