Mark Sheldon Ray has been appointed general manager of the central region of CommNET 2000, a cellular telephone company operating in Utah, with headquarters in Pueblo, Colo.

He will supervise CommNET's regional operations in Utah and Colorado including Cedar City, St. George and Richfield in Utah and Pueblo, Alamosa, Canon City, La Junta and Trinidad, Colo. He also will manage scheduled expansion into cities such as Price.