AT&T reported service was restored to its business voice customers who were affected by a software issue Monday that caused outages nationwide.
"We apologize to our customers who were affected," the company said in a statement.
Earlier Monday, Downdetector.com reported AT&T outages in Dallas, Fort Worth, Houston, San Antonio, Los Angeles, Miami, St. Louis, Chicago, New York and more than 300 other areas around the country.
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"We are aware of an issue affecting some of our business voice customers. We apologize to our affected customers and are working to resolve the issue as quickly as possible," AT&T said in a statement.
While a direct connection has not been confirmed, several area businesses and agencies are reporting a loss of phone service including the City of Euless and the NTTA.