Peter A. Ritcher

AT&T Mobility LLC provides wireless voice and data communications services and products. The firm provides local, long-distance, and roaming services using cellular and personal communications services. It offers corporate wireless solutions and on-demand video streaming; reseller; post-paid, prepaid, and enterprise voice; and data services. The company was founded in 2000 and is headquartered in Atlanta, GA.

Cingular Wireless provided mobile voice and data communication services in the United States. It operated digital voice and data network in the nation under the name ALLOVER(SM) network. The company provided the wireless carrier to offer Rollover(SM), the wireless plan that lets customers keep their unused monthly minutes. Cingular Wireless was headquartered in Atlanta, GA.