CEL

Cellcom Israel Ltd.

Cellcom Israel Ltd.

Israel

NYSE

CHU

China Unicom

China Unicom (Hong Kong) Ltd.

China

NYSE

CHT

Chunghwa Telecom Co., Ltd.

Chunghwa Telecom Co., Ltd.

Unknown

NYSE

CLRI

Cleartronic Inc

We were initially incorporated on November 15, 1999, as Menu Sites Inc., a Florida corporation.

Florida

OTC

DTEGY

Deutsche Telekom Ag

OTC

Greenmo Inc.

Maryland

TIGO

Millicom International Cellular SA

Millicom International Cellular SA engages in the provision of cable and mobile services in Latin America and Africa.

Luxembourg

NASDAQ

MBT

Mobile TeleSystems OJSC

Mobile TeleSystems PJSC engages in the provision of mobile, fixed-line and digital services.

Russia

NYSE

NLDG

Nii Holdings Inc

NII Holdings Inc., a publicly held company based in Reston, Virginia, is a provider of mobile communication services for individual consumers who use our services to meet both professional and personal needs in Brazil.

Virginia

NASDAQ

PTNR

Partner Communications Co. Ltd.

Partner Communications Co.

Israel

NASDAQ

SKM

SK Telecom Co., Ltd.

SK Telecom Co., Ltd.

Republic Of Korea

NYSE

SPOK

Spok Holdings, Inc.

Spok Holdings, Inc.

Virginia

NASDAQ

TMUS

T-Mobile US, Inc.

T-Mobile US, Inc.

Washington

NASDAQ

TLGT

Teligent, Inc.

Teligent, Inc.

Virginia

NASDAQ

TU

Telus Corp

TELUS Corp.

British Columbia, Canada

TSX

Trilogy International Partners Inc.

Trilogy International Partners Inc.

Washington

USM

United States Cellular Corp.

United States Cellular Corp.

Illinois

NYSE

VEON

Veon LTD.

VEON Ltd.

Netherlands

NASDAQ

VOD

Vodafone Group Public LTD Co

United Kingdom

Voiceinterop, Inc.

Florida