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List of Default SIM PIN Codes for Airtel, Vodafone, BSNL, Aircel, Reliance, Idea and Tata Docomo

NOTE - Default SIM Pin Code for Jio

Did you know that a SIM can be locked just like a phone?

If you turn on the SIM lock feature in the phone settings, every time you restart the phone or insert the SIM into any other device it will ask for the pin code. This way nobody can misuse your SIM.

Every telecom operator's sim has a default pin code built into it. In order to change the default pin code and save a pin code of your choice, first you have change it. For that you'll need the default SIM pin codes.

So here are the default SIM pin codes for different operators

If you give the SIM pin code for few time incorrectly, your SIM will be locked and it will ask for PUK (personal unblocking key) code. That SIM will not work (no call, SMS, internet) unless you give the correct PUK code.

See here how to get PUK code for various operators.

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