USA, cell phone blackout does not appear to be caused by hackers - News.USA. Mobile phone service disruptions occurred throughout the United States.

From New York to Los Angeles, tens of thousands of cell phones were blocked with only the ability to make emergency calls. All major American telephone operators were affected except Verizon and T-Mobile who announced that their systems worked normally.  Reproduction of this article from ANSA.com is strictly prohibited. For more information, visit www.ansa.com.