Error 21408
Product: Programmable SMS
ERROR - 21408
Permission to send an SMS has not been enabled for the region indicated by the 'To' number
You have attempted to send an SMS to a region that has not been enabled in your account's Messaging Geo-Permissions settings. These settings exist to help you ensure you only send SMS to the countries or regions you operate in, and avoid unexpected charges.
Possible Causes
- You have attempted to send an SMS to a region that has not been enabled in your account's Geo-Permissions settings.
Possible Solutions
If you wish to send messages to this region, please enable the relevant permissions on your account using the Messaging Geographic Permissions page.