How to activate a new SIM card on AT&T wireless device
https://www.att.com/support/article/wireless/KM1008711
Go to att.com/activations. Select the Activate option for AT&T wireless or AT&T PREPAID. Enter the requested info and select Continue . Follow the prompts to finish.
Go to att.com/activations.
Select the Activate option for AT&T wireless or AT&T PREPAID.
Enter the requested info and select Continue .
Follow the prompts to finish.
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