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 or via ATT Twitter page at

ATT Brief History

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

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.

Read more information about ATT.



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