NTTDocomo
(Japan)
KDDI
(Japan)
SK Telecom
(South Korea)
Beeline
(Russia)
Tele 2
(Russia)
Turkcell
(Turkey)
Etisalat
(Egypt)
Saudi Telecom Company
(Saudi Arabia)
Ooredoo
(Algeria)
Elisa
(Estonia)
Wind Tre
(Italy)
Telecom Italia Sparkle
(Italy)
SKY Mobile
(United Kingdom)
Telcel
(Mexico)
Tigo
(Bolivia, Columbia)