Vodacom Group Limited
MTN Group Limited
Telkom SA SOC Limited
Econet Wireless Zimbabwe Ltd
Oi S.A.
TIM Participacoes SA
China Mobile Communications Group Co. Ltd
CNCB (Hong Kong) Investment Co. Ltd.
China Telecom Corporation Limited
Bharti Airtel Limited
Reliance Jio Infocomm Ltd
Bharat Sanchar Nigam Ltd
Mahanagar Telephone Nigam Ltd
America Movil
SA DE C.V.
Telefonica
S.A.
AT&T Inc
Verizon Communications Inc.