Until your number is completely transferred over, you typically receive a temporary one. which, depending on the obstacles each side encounters, may take some time.

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jamesbondss wrote:

Hello, I am James from Chicago I just signed up the T-Mobile service. My phone number does not exist, so I am unable to register a T-Mobile account. Do I need to wait for the numbers to be transferred?

Kindly provide its solution

being a tech webmaster

usually you’ll get a temp number until yours is fully transferred over. which can take a bit of time depending on what either side runs into while doing it.