Definition of derived. biology. : being, possessing, or marked by a character (as the large brain in humans) not present in the ancestral form derived features.
Using other AT&T Payment Options. 1  1. Pay your bill via the automated phone system. Dial 1-800-288-2020 to access the 24 hour-a-day telephone customer service system. 2  2. Speak with a customer service representative. Once you have verified your phone number, the phone system will ask you what you would like to do.
If you have additional questions, contact AT&T Business End User Care at (800) 331-0500. If you are already an AT&T Wireless customer and you want to add the discount: Access www.att.com/wireless/jjcstudents and click âregisterâ for discounts. Enter your cell phone number and JJC email address. The student is required to be the primary line on the account and is required for the validation process. The discount is available to AT&T customers who are using AT&T Wireless postpaid offers.