How to Reach ATT Customer Service

You can reach ATT customer service by dialing their 800 support number which is 1-800-331-0500. Live customer service is available via this number Mon-Fri 8am-10pm, Sat-Sun 7am-7pm EST.

You can also contact the company headquarters via 1-210-821-4105. Please note that this is not a customer support 800 number but a phone number form ATT corporate office.

ATT Customer Service on Social Networks

You can also reach ATT customer service via social networks. You can reach ATT Facebook page at https://www.facebook.com/ATT or via ATT Twitter page at https://twitter.com/att.

ATT Brief History

ATT was founded in . Its first headquarters were located in , USA.

ATT Customer Service Options

ATT Online Customer Service and Other Useful Links

ATT Phone Numbers

    For customer service dial 1-800-331-0500. Via this number you can reach ATT support department. For other departments see table below:

  • Call ATT 800 number via 1-800-331-0500
  • Call ATT 800 number via 1-210-821-4105

ATT Customer Service Working Hours

You can call ATT customer service and reach live customer service agent during following working hours: Mon-Fri 8am-10pm, Sat-Sun 7am-7pm EST. Call center phone number is 1-800-331-0500.