AT&T

AT&T is a national telecommunications company offering wireless phone service, home internet, and TV bundles, along with phones and smartwatches sold through its own stores and website. Its site features current phone deals, trade-in offers, and bundle promotions for new and existing customers.

Customers can shop online, call the sales line, or visit a store to switch carriers or add lines. The company has been in business since 1983 and is headquartered at 208 S Akard St in downtown Dallas, Texas.