The AT&T Store provides wireless devices and data plans in South Portland. Customer experiences vary significantly by location. The store at the Maine Mall in South Portland receives consistent praise for outstanding and knowledgeable service. Customers report being greeted and helped immediately, with staff skillfully solving complicated problems, exceeding expectations, and providing professional expertise. This location is described as offering great experiences. In contrast, the Payne Road location in Scarborough receives negative feedback for poor customer service. Multiple reviews cite not being greeted properly, being told staff are understaffed, and a perceived lack of concern for waiting customers, which led some to leave without assistance. The business offers phones, tablets, smartwatches, and connected devices alongside various wireless data plans, including prepaid and unlimited options with access to the nationwide 5G network.