Every time a new SIM card, either prepaid or postpaid, is issued, the PIN and PUK codes are printed on its packaging. For an E-SIM, these codes are also provided, usually sent via email or mailed ...

A PUK code is required if a GSM SIM card was locked after entering the wrong PIN code three times in a row. Entering a wrong PUK code ten times in a row disables the SIM card permanently.

This number is located on the packaging your SIM card came in. If you don't have the box, contact your carrier and verify yourself to get the PUK from them. Store your new SIM PIN in one of the ...