Tens of 1000’s of AT&T prospects reported issues with their cellphone service on Thursday morning, with a map of the outage exhibiting folks affected throughout the U.S.

Clients of different networks additionally mentioned they skilled issues, however rival carriers Verizon, T-Cell and UScellular mentioned their networks have been operational and famous that their customers have been in all probability having issue reaching folks on AT&T’s community. 

At about 11 a.m. ET on Thursday, AT&T mentioned it had made progress in restoring its community. By mid-afternoon, it mentioned service had been totally restored.

“We have now restored wi-fi service to all our affected prospects,” AT&T mentioned in an announcement at 3:10 p.m. ET. “We sincerely apologize to them. Holding our prospects related stays our prime precedence, and we’re taking steps to make sure our prospects don’t expertise this once more sooner or later.”

Later Thursday night time, the corporate attributed the outage to a software program bug.

“Based mostly on our preliminary evaluation, we consider that at present’s outage was brought on by the applying and execution of an incorrect course of used as we have been increasing our community, not a cyber assault,” the corporate mentioned on its web site. “We’re persevering with our evaluation of at present’s outage to make sure we maintain delivering the service that our prospects deserve.”

Here’s a have a look at the areas that have been affected through the outage.

AT&T outage map

Downdetector had about 40,000 stories of service points from AT&T prospects at round midday Japanese Time, down from a peak of greater than 70,000 stories. A lot of the complaints have been centered on issues with cellphones or wi-fi service. 

Outages have been highest in Houston, San Antonio, Austin, Chicago, New York, Miami, Dallas, Atlanta and Indianapolis, in response to Downdetector.

What triggered the AT&T outage?

The corporate attributed the outage to a software program bug. 

The outage snarled 911 facilities, with some regulation enforcement officers noting that some folks have been calling the emergency quantity to check whether or not their telephones labored. 

Officers urged folks to chorus from calling 911 to check their telephones. 

“Many 911 facilities within the state are getting flooded w/ calls from folks attempting to see if 911 works from their cellphone. Please don’t do that,” the Massachusetts State Police wrote on X, the previous Twitter.

Taylor Johnston contributed to this report.