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Messaging requirements can vary depending on the channel you’re using and the countries you’re sending messages to. The Kero Messaging Resources section brings together useful reference information to help you understand channel availability, prepare for local requirements and plan your business messaging.

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Explore messaging resources

Messaging Directories

Explore RCS availability by country and SMS Sender ID requirements for different destinations.

SMS Resources

Understand SMS Sender IDs, when registration may be required and how to get started.

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More resources coming soon

We’re continuing to expand our messaging resources, including guidance for WhatsApp Business.
Messaging availability, pricing and regulatory requirements can change. Always check the latest requirements for your destination country before launching a campaign.

Messaging Directories

RCS availability by country

Check where RCS Business Messaging is available and which mobile networks support RCS messaging.

SMS Sender ID requirements by country

Check which countries require SMS Sender ID registration before you start sending.

SMS Resources

About SMS Sender IDs

Learn what an SMS Sender ID is, how it appears to recipients, and why Sender ID requirements vary between countries.

Register an SMS Sender ID

Learn when an SMS Sender ID needs to be registered and how Kero helps you through the registration process.