AT&T's U-Verse provides Wireless, DSL, Internet, Digital TV and Phone in one package. Call 1-800-288-2020 for assistance, including 24 x 7 technical support. When prompted, say: Order U-verse Service, Billing, or U-verse Technical Support. TTY users may call 1-800-855-2880 and enter "Uverse" when prompted. Support Tips - Please have the following information when you call us so that we can help you faster: Home phone number, Member ID (AT&T mail address), or 9-digit Billing Account Number associated with U-verse AT&T U-verse four-digit security passcode - this is required to complete your AT&T U-verse installation, perform personal account functions, or receive technical support Modem operating system (Windows Vista®, Windows® XP, MAC OS X®, etc.)