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Outage map shows where AT&T service was down for US cell phone users

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Tens of thousands of AT&T customers problems reported with their cell phone service Thursday morning, with a map of the outage showing those affected across the United States

Customers of other networks also reported experiencing problems, but rival carriers Verizon, T-Mobile and UScellular said their networks were operational and noted that their users likely had difficulty reaching people on the network. AT&T.

Around 11 a.m. ET Thursday, AT&T said he had made progress in restoring his network. By mid-afternoon, he said service had been fully restored.

“We have restored wireless service to all of our affected customers,” AT&T said in a statement at 3:10 p.m. ET. “We sincerely apologize to them. Keeping our customers connected remains our top priority, and we are taking steps to ensure our customers do not experience this situation again in the future.”

Later Thursday evening, the company attributed the outage to a software bug.

“Based on our initial review, we believe today’s outage was caused by the application and execution of an incorrect process used during our network expansion, and not by a cyberattack “, the company said. says on its website. “We are continuing our evaluation of today’s outage to ensure we continue to provide the service our customers deserve.”

Here is an overview of the areas that were affected during the outage.

AT&T Outage Map

Downdetector received about 40,000 reports of service issues from AT&T customers around noon Eastern Time, compared to a peak of more than 70,000 reports. Most complaints related to issues with cell phones or wireless services.

Outages were highest in Houston, San Antonio, Austin, Chicago, New York, Miami, Dallas, Atlanta and Indianapolis, according to Downdetector.

What caused the AT&T outage?

The company attributed the outage to a software bug.

The outage ravaged 911 call centers, with some law enforcement officials pointing out that some people were calling the emergency number to check if their phones were working.

Authorities urged people to refrain from calling 911 to test their phones.

“Many 911 centers across the state are inundated with calls from people trying to see if 911 is working from their cell phones. Please don’t do this,” Massachusetts State Police wrote on X, the old Twitter.

Taylor Johnston contributed to this report.

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