In North America, Microsoft said its partners include ATT, Bell Mobility, Sprint, Tellus, Verizon Wireless, and phone makers HP, HTC Corp.

, LG, Samsung and Toshiba.Its European partners include mobile operators Orange, Deutsche Telekom AG, Vodafone, and phone manufacturers Acer, HTC, LG, Samsung, Sony Ericsson and Toshiba.Microsoft said its partners in Latin America are mobile operator TIM Brazil, and phone manufacturers HTC, LG and Samsung.In the AsiaPacific region Microsoft partners include mobile operators NTT DOCOMO, SOFTBANK Mobile, SK Telecom, Telstra and WILLCOM. Phone manufacturers include Acer, HTC, LG, Samsung, Sony Ericsson and Toshiba.