Who to update · Phone, internet & utilities

How to change your name with AT&T

Married or divorced and updating your accounts? Here's how AT&T takes a name change, from its own help page.

HowBy mail or fax
By mailYes, a letter works

AT&T's steps

AT&T can't do legal name changes by phone or in stores. Mail or fax a signed request with your account number, phone and a copy of your certificate. Home internet uses a different address.

Where to mail it (from AT&T's own page):
AT&T
P.O. Box 5074
Carol Stream, IL 60197-5074

Open AT&T's page

Have these ready

Let Sasha handle the letters

Sasha writes and signs your name change letter for AT&T and every other company on your list, with your certificate attached. It can even print and mail it to AT&T for you: no printer, no stamps. It also keeps track of who's done. The checklist is free.

See how Sasha works

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Checked against AT&T's own page in October 2026. Companies change their process; confirm on their site or by phone before you send anything. Sasha isn't affiliated with AT&T.