@Iniobong Nkanga
You can try to get in contact with the Microsoft Phone Number Service Center. You can do this via the Teams Admin portal
![276828-phone-number-service-center.png][1]
Or you can go to https://pstnsd.powerappsportals.com/
Let me know if this helped you
Please mark this message as "Accepted Answer" when your question is answered which helps users to know the answer solved your question/issue.
Thanks in advance
Kind Regards,
Mitchell Bakker