AT&T Inc. is a holding company. The Company is a provider of telecommunications, media and technology services globally. The Company operates through three segments: Communication segment, WarnerMedia segment, and Latin America segment. The Communications segment provides wireless and wireline telecom, video and broadband services to consumers. The business units of the Communication segment includes Mobility, Business Wireline and Consumer Wireline. Business Wireline provides advanced IP-based services, traditional voice and data services. The WarnerMedia segment develops, produces and distributes feature films, television, gaming and other content over various physical and digital formats. WarnerMedia segment also includes Xandr that provides advertising services. Latin America segment provides entertainment and wireless services outside of the United States. Mexico is the business unit of the Latin America segment that provides wireless service and equipment to customers in Mexico.