'Local exchange provider' is an industry term to denote a local telephone company. Sprint said the issue appeared to be caused by a 'local exchange provider,' and that the company's network team Tuesday night was working with the provider to restore service. In previous wireless service outages of this magnitude affecting multiple carriers, the culprit has been carriers' shared backhaul architecture, which ties the cellular networks together and in some cases is operated by a third party. The outages were concentrated in Kentucky, Tennessee, Alabama and North Georgia, though each carrier's outage footprint differed slightly from the others. AT&T's outage map displays outages across the country on August 4, 2015.ĪT&T reports that wireless and wireline service has been restored for all customers in parts of the Southeast affected by a hardware-related network issues.ĪT&T, Verizon, Sprint and T-Mobile customers across the Southeast suffered hours of outages from early Tuesday afternoon and into the evening.

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