China China Mobile , United Kingdom Vodafone, India Airtel,

Mobile Opreter,
China China Mobile ,
United Kingdom Vodafone,
India Airtel,
Mexico América Móvil ,
Spain Telefónica (Movistar, O2 & Vivo)
France Orange
Norway Telenor
Russia Beeline
Singapore SingTel
Malaysia Axiata Group Berhad
China China Unicom
Finland/Sweden TeliaSonera
Saudi Arabia Saudi Telecom Company (STC)
South Africa MTN Group
United Arab Emirates Etisalat ,
India Reliance Communications ,
Germany T-Mobile ,
United States Verizon Wireless ,
Russia MTS ,
United States AT&T Mobility
China China Telecom
Indonesia Telkomsel
India Idea Cellular
India BSNL
India Tata Teleservices
Italy Telecom Italia / TIM
Malaysia Maxis Communications
Turkey Turkcell
Qatar Qtel    

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