High Quality Content by WIKIPEDIA articles! Nextel Communications, commonly styled NEXTEL and formerly traded on the NASDAQ as NXTL, now a part of the Sprint Nextel Corporation, was a United States telecommunications firm operating a nationwide push to talk mobile communications system. Unlike other mobile networks, the Nextel network operated in the Specialized Mobile Radio band using iDEN technology from Motorola. Nextel was one of the first providers in the United States to offer a national digital cellular coverage footprint.