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* In North America: Mobile operators AT&T, Bell Mobility, Sprint, TELUS and Verizon Wireless, and phone manufacturers HP, HTC Corp., LG Electronics, Samsung and Toshiba Corp.
* In Europe: Mobile operators Orange, Deutsche Telekom AG and Vodafone Group Plc, and phone manufacturers Acer, HTC, LG Electronics, Samsung, Sony Ericsson and Toshiba.
* In Latin America: Mobile operator TIM Brazil, and phone manufacturers HTC, LG Electronics and Samsung
* In Asia Pacific: Mobile operators NTT DOCOMO Inc., SOFTBANK Mobile Corp., SK Telecom, Telstra and WILLCOM Inc., and phone manufacturers Acer Inc., HTC, LG Electronics, Samsung, Sony Ericsson and Toshiba
* In Europe: Mobile operators Orange, Deutsche Telekom AG and Vodafone Group Plc, and phone manufacturers Acer, HTC, LG Electronics, Samsung, Sony Ericsson and Toshiba.
* In Latin America: Mobile operator TIM Brazil, and phone manufacturers HTC, LG Electronics and Samsung
* In Asia Pacific: Mobile operators NTT DOCOMO Inc., SOFTBANK Mobile Corp., SK Telecom, Telstra and WILLCOM Inc., and phone manufacturers Acer Inc., HTC, LG Electronics, Samsung, Sony Ericsson and Toshiba