AT&T, Inc. is a holding company, which engages in the provision of telecommunications media and technology services. The company is headquartered in Dallas, Texas and currently employs 149,900 full-time employees. The firm is a provider of telecommunications and technology services globally. The firm operates through two segments: Communications and Latin America. The Communications segment provides wireless and wireline telecom and broadband services to consumers located in the United States and businesses globally. The business units of the Communication segment include Mobility, Business Wireline and Consumer Wireline. Mobility provides nationwide wireless service and equipment. Business Wireline provides advanced ethernet-based fiber services, IP Voice and managed professional services, as well as traditional voice and data services and related equipment to business customers. Consumer Wireline provides broadband services, including fiber connections. Consumer Wireline provides legacy telephony voice communication services. The Latin America segment provides wireless services and equipment in Mexico.