Att customer service mailing address

Here is the mailing address for AT&T Customer Service:

AT&T Customer Service P.O. Box 159000 Dallas, TX 75315-9000

Please note that this is a general mailing address and may not be specific to your particular issue or account. If you're trying to contact AT&T about a specific issue or to request a change to your account, you may want to try contacting them through their website or by phone instead.

Additionally, you can also contact AT&T customer service through their website by clicking on the "Contact Us" link and filling out the online form. They also have a chat feature available on their website, as well as a mobile app that allows you to contact them through messaging.

Here are some other ways to contact AT&T customer service:

• Phone: 1-800-288-2020 (available 24/7)
• Online Chat: Available on the AT&T website
• Mobile App: Available for download on the App Store and Google Play
• Social Media: AT&T has social media accounts on Twitter, Facebook, and other platforms where you can reach out to them for assistance.

Please keep in mind that the availability and hours of operation for these contact methods may vary.