Microsoft taps Telefonica to deliver Live Messenger VOI Archives Published: October 25, 2008 Reading time: Less than 1 min. FacebookTwitterWhatsAppLinkedinEmail Microsoft has chosen Telefonica as the exclusive carrier to provide VoIP (voice over Internet Protocol) services to Windows Live Messenger users in the U.S. and some South American countries, the companies said Friday. FacebookTwitterWhatsAppLinkedinEmail Related articles Trend Micro and Awan Distribution Highlight Advanced Security Solutions at Islamabad Event Wired July 15, 2025 Zong Launches Z SAIS Cloud Platform in Karachi to Accelerate Pakistan’s Cloud Economy Wired July 15, 2025 Ebryx Becomes First Official Reseller of VIPRE Cybersecurity Solutions in Pakistan Wired July 15, 2025 SuperNova Solutions Event Highlights SAP Integration with FBR Portal Wired July 14, 2025