[Windows Central Question]

Where do I find my phone number

[Maurizio Troso]

Where do I find my phone number

It isn't registered in o.s., on ly inside SIM or in your carrier website account., if you registered on it.
Call another phone and save your number in People app if necessary.
Elsewhere, check your Whatsapp profile if you use it

[Chintan Gohel]

Where do I find my phone number

If you need additional help or have more questions or details to share, please join the site so you can reply in this thread. See this link for instructions on how to join Windows Central.