Help Center

What is the maximum number of characters allowed for USSD?

USSD allows for a maximum of 182 characters. However, we recommend that you remain within a 160 character boundary due to differences in the maximum number of characters accepted by the different Mobile Network Operators.

 

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

Developer docs

Developer docs

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

Access developer docs