Domestic vs International
Requirements differ by who is sending. Pick the scope that matches your business.
Sender ID registration is required for Thailand. The current requirements are shown below as provided by the SMSala Sender ID team.
Sender capabilities
Registration requirements
Restrictions
Sending rules
Operator regulations
4 networks carry SMS traffic in Thailand. MNP is live in most markets — run an HLR lookup before routing.
Additional compliance notes
Country & operator-specific guidance maintained by the Sender ID team.
Requirements
Company address,Company name,Company registration number,Company website,Country,Estimated monthly volume,Industry,LINE channel access token (long-lived),LINE channel secret, Message Example,Sender purpose,Tax code,Type of Traffic,URL in SMS
Required documents
Letter of Authorization,Thailand - URL Safelisting,Thailand A2P Guidelines,Thailand URL Registration Form,
Need help registering your Sender ID?
Our compliance specialists assist with registration requirements, document review, operator approvals, and both domestic and international onboarding.