### Answer
The A2P (Application-to-Person) SMS approval process typically takes around
2-3 weeks for the entire application, and sometimes longer, as it's a manual review process on the telephony provider side. [(1) ](
)
Retell will notify you via email when the application is approved or rejected (with the reason provided) .
If your application has been stuck in pending review for over a month, you can reach out to support and they will help escalate.