Updated: April 13, 2023
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by Anna Chernetska
Tech Expert & Writer
712 resolved issues
Verified Expert in:
Smartphones, Tablets, Apps, 4G/5G issues

How do I unlock my at&t sim card

Hello, thank you for using Howly. I’ll be happy to help you out! May I ask your name?

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Nice to meet you, *****!

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same here

Thank you
have you changed At&T pin code, *****?


Customer Replay

My son wants to use my 12 pro max with Verizon but it has a at&t locked SIM card in it

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Got you
The default PIN code for an AT&T SIM card is "1111"

Customer Replay

when will it ask for that

It doesn't ask for it now?

Customer Replay

Yes it did. Thank you

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