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Bring your own device to AT&T
Get a new SIM card for your phone or tablet. Or get started activating a watch.
New activation and qualifying plan required.
What type of device do you have?
Get a new SIM card to transfer a phone from another provider, reactivate an AT&T phone, or activate an unlocked phone.
Get a new SIM card to transfer a tablet from another provider or reactivate an AT&T tablet.
Good news! You can activate your smartwatch without ordering a SIM card.
I’m ready to activate my SIM or eSIM
If you already have a brand-new SIM card or your device doesn’t use a physical SIM card,
start your activation.
Customer Q & A
Features & specs
NO ANNUAL CONTRACT
Nano, Micro, & Standard SIMs with each card
Manual and tutorial
Micro, Nano and Standard
California Proposition 65 warning
WARNING: Cancer and reproductive harm –
Looking for more?
AT&T Universal SIM Card