How to Disconnect AT&T Service
AT&T offers services to meet almost all of your technological and entertainment needs--Internet, cable TV and mobile phone service throughout the country. But if you wish to disconnect your AT&T service at any point, all you have to do is call the AT&T hot line.
Things You'll Need
Call 1-800-288-2020 to get support in canceling your Internet service. Follow the directions given by the automated answering machine to get in touch with a customer service representative. Have your account number ready. It can be found on your paper bill or on your on-line account page.
Call the same 800 number to disconnect your AT&T U-Verse account. Follow the directions to speak with a customer service representative. Again, have your account number ready.
Call 1-800-331-0500 to disconnect your wireless phone service. Your mobile phone number is also your account number. Have it handy.