NeuStar, Inc. (NYSE: NSR) announced on May 10th that Russian mobile operator, VimpelCom, has selected NeuStar's Next Generation Messaging solution for its mobile instant messaging (IM) service. Under VimpelCom's popular Beeline(TM) brand, NeuStar's IMSC (IM Service Centre) and IM Clients will provide real-time, presence-enabled instant messaging to VimpelCom's 48 million subscribers in Russia.