AT&T is extending its generous discount of 25% off its wireless plans to teachers, nurses, physicians, military & veterans, and first responders for a limited time. To get this discount, sign up as a new customer or register your existing account on AT&T’s website and provide proof of your eligible employment status within 14 days. It can be an unexpired employee ID, paystub within the last 30 days, employment letter within the last 30 days, or state license/certification. You’ll also be required to sign up for paperless billing and autopay to get the discount.