Country Regulations

Do you support Sender ID?

I maintain my own US short code lease. Why do you need my lease receipt?

In which countries are alphanumeric Sender ID required?

In which countries do you offer Mobile Network Portability?

What are country-specific SMS regulations?

What are the guidelines for two-way messaging in the United Kingdom?

What do I need to know about South African short codes?

What do I need to know about two-way messaging in the United States?

What is a Sender ID?

Other resources

Contact support

Contact support

Contact our support team and one of our agents will be in touch with you to answer any questions you have.

Contact support

Ask the community

Ask the community

Visit Stack Overflow to join our community of developers and find the answer you need.

View Stack Overflow

Developer docs

Developer docs

Access the latest technical information regarding Clickatell’s channels, products and APIs.

Access developer docs