Rogers Communications Inc.
BCE Inc.
TELUS Corporation
Orange SA
SFR SA
Bouygues Telecom SA
Free Mobile
Deutsche Telekom AG
Vodafone GmbH
Telefonica Germany GmbH & Co OHG
TIM S.p.A.
Vodafone Group Plc
Wind Tre Spa
NTT DOCOMO Inc
KDDI Corporation
SoftBank Corp
Rakuten Group Inc
Mobile Telesystems PJSC
Beeline Russia
Rostelecom
BT Group plc
Telefonica UK Ltd
Hutchison 3G UK Limited
Verizon Communications Inc.
AT&T Inc
T-Mobile US Inc.