Forum Discussion
T-Mobile users are not receiving MFA SMS messages sent via Twilio
A client of mine uses Twilio to send security codes out to their members, and they're reporting an increasing number of T-Mobile users who aren't receiving the texts or phone calls. This has been an ...
Hi Ian! Okay, got it.
I shared with my team and we have a couple thoughts.
Like your team member said, Twilio errors 30003 and 30006 are in relation to the receiving handset not supporting/not being able to receive an SMS. They unfortunately can't confirm if it's a provider issue just based on this info. If you want to connect offline, we're directly integrated with the OSR NetNumber and have a tool that can confirm if the above is true about the given numbers. Sorry, some of these issues are so nuanced (or seemingly).
We can also dig into the 100K monthly messages – we’re not familiar with such a limit from the carriers or The Campaign Registry, but more than happy to review and see what can be uncovered!
Sorry you’re having this issue, we know how frustrating this can be.
