find out how to make changes to your at&t account or service. change a wireless number to a new at&t wireless number. On the premier homepage, from the i want to list on the taskbar, select change wireless number. Follow the directions on the call. The company texts you the pin. Use the at&t app. The provider's app is available for android and ios. update your email, wireless number, or language on att. com. learn how to change the phone number, paperless billing email, and mailing address for your at&t accounts. you’ll need a number transfer pin (and required account info) to transfer your number from at&t to another service provider.
