Main att phone number.
At t customer service phone number 1 800.
Find out how to fix common issues or contact us.
Deals wireless internet tv prepaid.
Every day 7 a m 10 p m.
The reason customers call 800 288 2020 is to reach the at t landline customers department for problems like cancel service service outage device support dispute a charge change service.
Note the att customer service number or look for a specific one here.
Start of main content.
Internet or tv support.
At t wireless customers should call 611 or 800 331 0500 from their at t mobile phone not the main at t customer service number for the best experience.
Monday friday 10 am 10 pm et saturday 11 am 7 45 pm et.
1 800 331 0500 or 611 from your wireless phone.
Att customer service hours.
At t wireless customer service.
Deals wireless internet tv prepaid.
Caller paid international 1 816 523 9818 billing invoice inquiries.
At t has you covered with internet support and customer service.