A heatmap on Downdetector shows a cluster of outages around New York, another smaller cluster in Chicago and still smaller clusters in various locations, mostly in the U.S. southeast Downdetector said it saw more than 1.6 million user reports of...

Problems started early in the morning of June 26 Travelers reported an inability to make calls or use data  Fingers are pointing at Syniverse, a provider of communication and networking services for mobile operators An international roaming outage is preventing U.S....