How Activate an AT&T SIM Card

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typically printed and clearly labeled on the packaging. If you dont have access to this number
you can get it by dialing *#06# on the phones keypad.Locate and/or write down your SIM card number. This is also known as an ICCID number and is printed on the SIM card next to "ICCID."If you dont see "ICCID
" it may be printed next to "CSN" or "EID."Turn off your phone or tablet. If youve already inserted the new SIM into your device
you can skip to step 6. Transfer a phone number from another provider (optional). If youre not transferring a phone number from another mobile provider (e.g.
Verizon
T-Mobile)
skip to step 3. If you are transferring a phone number
follow these steps to complete the transfer before you continue:Go to https://www.att.com/checkmyorder/activations/activateDevice.rt in a browser.Enter the phone number you want to transfer and the billing ZIP code.Click Continue.Provide the requested information and follow the on-screen instructions to activate your card.Insert the SIM card. If youre not sure how to do this on your phone or tablet
visit AT&Ts Device Support site in a web browser. Once youre there
select your model
click All Solutions
and then click Insert SIM Card for instructions.Turn on your phone and make a test call. You should also try using the mobile internet service without Wi-Fi enabled. If you are able to do these things
your SIM card is active
and you can start setting up your voicemail. If not
continue with this method. Go to https://www.att.com/shop/easyactivate/coamoffdevice/deviceinfo.html. This opens the SIM card activation site.. The site will check your information and display instructions for your service and device.Follow the on-screen instructions to activate the card. Once the SIM is active
youll be able to place phone calls and use the internet.If youre unable to activate the card online
you can give AT&T a call from a working phone or visit an authorized AT&T store during regular business hours.AT&T support is available 24/7. If youre in the US
dial 1-800-331-0500. If youre outside of the US
dial 1-314-925-6925.