Company

Website

Andorra

Servei de Telecomunicaciones d'Andorra

Argentina

Compañía de Radiocomunicaciones Móviles (CRM-Movicom)

Argentina

CTI Móvil (Compañía de Teléfonos del Interior SA)

Argentina

Telecom Personal SA (formerly Compañía de Comunicações Personales del Interior)

Australia

AAP Telecommunications Pty Ltd (AAPT)

Australia

Cable & Wireless Optus Communications Mobile (formerly Optus Communications Mobile)

Australia

Hutchison Telecommunications Australia Ltd (HTAL) (Orange)

Australia

Telstra Corp. Ltd (Mobile Operations)

Austria

Connect Austria GmbH (ONE)

Austria

max.mobil (formerly O-call)

Austria

Mobilkom Austria AG

Austria

tele.ring Telekom Service GmbH & Co. KG

Bahamas

Bahamas Telecommunications Corp. (BATELCO)

Bahrain

Bahrain Telecommunications Co. (BATELCO)

Bangladesh

GrameenPhone Ltd

Belgium

Belgacom Mobile SA (Proximus)

Belgium

KPN Orange Belgium NV/SA

Belgium

Mobistar SA

Belize

Belize Telecommunications Ltd (BTL)

Bolivia

Telefónica Celular de Bolivia (TELECEL)

Botswana

Mascom Wireless Botswana

Brazil

Algar Telecom Leste (ATL)

Brazil

Americel SA

Brazil

BCP SA

Brazil

Centrais Telefónicas de Ribeirao Preto (Ceterp Celular SA)

Brazil

CTMR Companhia Telefônica Melhoramento e Resistência

Brazil

Global Telecom SA

Brazil

TeleMig Celular Participações SA (Telecomunicações de Minas Gerais SA)

Brazil

Telesp Celular SA

Brazil

Telet SA (Claro Digital)

Brazil

Tess SA

Brazil

Vicunha Telecomunicações Ltda (Maxitel)

DataStream Technology (DST) Communications Sdn Bhd Darussalam

Bulgaria

MobilTel AD (Bulgaria)

Bulgaria

Radio Telecommunication Company (RTC) Mobikom (Bulgaria)

Burkina Faso

Direction Générale de l'Office National des Télécommunications (ONATEL) (Burkina Faso)

Cambodia

CamGSM (MobiTel)

Cambodia

CamGSM (MobiTel)

Cameroon

Cameroon Telecommunications Corporation (CAMTEL) (formerly Intelcam)

Canada

BCT.TELUS Communications Inc. (TELUS) (formerly BC Tel and TELUS Corp.)

Canada

Bell Mobility Inc. (formerly BCE Mobile Communications Inc.)

Canada

Clearnet Communications Inc.

Canada

Microcell Telecommunications Inc.

Canada

NewTel Mobility Ltd

Canada

Québec Téléphone (QuébecTel)

Canada

Rogers AT&T Wireless Inc. (formerly Cantel AT&T and Rogers Cantel Mobile Communications Inc.)

Canada

Rogers AT&T Wireless Inc. (formerly Cantel AT&T and Rogers Cantel Mobile Communications Inc.)

Canada

Telesystem International Wireless Inc. (TIW)

Canada

TELUS Mobility Inc. (formerly AGT Mobility)

Chile

BellSouth Chile SA

Chile

CTC Startel

Chile

Empresa Nacional de Telecomunicaciones SA (ENTEL Chile)

China

China Unicom (Lian Tong Communications)

China

Directorate General of Telecommunications (DGT) (China Telecom)

Colombia

Celumovil

Colombia

COCELCO (Compañía Celular de Colombia)

Croatia

Hrvatske Telekomunikacije (HT) (Croatian Telecommunications)

Croatia

VIP-Net GSM d.o.o.

Cuba

Teléfonos Celulares de Cuba SA (CUBACEL)

Cyprus

Cyprus Telecommunications Authority (CYTA)

Czech Republic

Cesk_ Mobil

Czech Republic

EuroTel Praha s.r.o.

Czech Republic

RadioMobil a.s.

Denmark

Mobilix A/S

Denmark

SONOFON Holding A/S

Denmark

Tele Danmark A/S (Mobile Operations)

Denmark

Telia A/S

Egypt

MisrFone Telecommunications Company (MTC) (Click GSM)

Estonia

Estonian Mobile Telephone Co. Ltd (Eesti Mobiltelefon)

Estonia

Radiolinja Eesti AS

Estonia

Ritabell (Q-GSM)

Fiji

Vodafone Fiji Ltd

Finland

Finnet Group

Finland

Oy Radiolinja AB

Finland

Sonera Oyj (Mobile Operations)

Finland

Telia Finland Oy

France

Bouygues Telecom SA

France

France Telecom (Mobile Operations)

France

France Telecom (Mobile Operations)

France

SFR (Société Française du Radiotéléphone)

France

SFR (Société Française du Radiotéléphone)

Georgia

Geocell GSM

Germany

Deutsche Telekom MobilNet GmbH (T-Mobil)

Germany

E-Plus Mobilfunk GmbH

Germany

Mannesmann Mobilfunk GmbH

Germany

VIAG Interkom GmbH & Co.

Germany

VIAG Interkom GmbH & Co.

Greece

CosmOTE

Greece

PanaFon SA (Hellenic Telecommunications Co.)

Greece

Telestet (STET Hellas Communications SA)

Greenland

Tele Greenland A/S

Grenada

Cable & Wireless Grenada Ltd (formerly Grenada Telecommunications Ltd (GRENTEL))

Guadeloupe

France Caraibe Mobiles

Guadeloupe

France Caraibe Mobiles

Hong Kong

Cable & Wireless HKT Ltd (CWHKT) (formerly Hongkong Telecom Ltd)

Hong Kong

China Telecom (Hong Kong) Ltd (CTHK)

Hong Kong

Hongkong Telecom CSL Ltd (HTCSL)

Hong Kong

Hutchison Telephone Co. Ltd (HTCL)

Hong Kong

New World Telephone (NWT) Holdings

Hong Kong

People's Telephone Co. (Hong Kong)

Hong Kong

SmarTone Telecommunications Holdings Ltd

Hong Kong

Sunday (Hong Kong) Ltd (formerly Mandarin Communications Ltd)

Hong Kong

Sunday (Hong Kong) Ltd (formerly Mandarin Communications Ltd)

Hungary

Pannon GSM Távközlési Rt

Hungary

Vodafone Hungary (formerly Primatel)

Hungary

Westel 900 GSM Mobil Távközlési Rt

Iceland

Iceland Telecom Ltd

Iceland

TAL

India

Birla AT&T Communications

India

Essar Cellphone

India

Fascel Ltd (India)

India

Modi Telstra

India

RPG Cellcom Ltd (India)

India

RPG Cellcom Ltd (India)

India

Spice Communications Ltd (ModiCom Network Pvt Ltd)

India

Usha Martin Telekom Ltd (COMMAND Cell Phone Service)

Indonesia

PT Satelit Palapa Indonesia (Satelindo)

Indonesia

PT Telekomukasi Selular (Telkomsel)

Ireland

Eircell Ltd

Ireland

Esat Digifone

Ireland

Meteor Mobile Communications Ltd

Israel

Partner Communications Co. Ltd

Italy

BLU SpA (Blutel)

Italy

Omnitel Pronto Italia SpA

Italy

Telecom Italia (Mobile Operations)

Italy

WIND Telecomunicazioni SpA (formerly WIND Consortium)

Ivory Coast

Comstar Cellular SA (Ivory Coast)

Ivory Coast

Loteny Telecom

Japan

Astel PHS Group

Japan

DDI Corp. (Mobile Operations)

Japan

Japan Telecom Co. Ltd

Japan

Nippon Idou Tsushin (IDO) Corp.

Japan

NTT Mobile Communications Network Inc. (NTT DoCoMo)

Jordan

JMTS Jordan (Fastlink)

Kazakhstan

KaR-TeL LLC (K-Mobile)

Kazakhstan

Kazakhtelecom (K'cell)

Kuwait

Mobile Telecommunications Co. (MTC)

Laos

Lao Shinawatra

Latvia

Baltkom GSM (BalTel)

Latvia

Latvijas Mobilais Telefons SA (Latvia Mobile Telephone)

Lebanon

LibanCell SAL

Lesotho

Vodacom Lesotho Pty Ltd

Lithuania

COMLIET UAB

Lithuania

UAB Bité GSM (formerly UAB Mobilies Telecomunikacijos)

Lithuania

UAB Omnitel Lithuania

Luxembourg

Entreprise des P & T (Luxembourg)

Luxembourg

Millicom International Cellular SA (MIC)

Luxembourg

Millicom Luxembourg SA (Tango)

Macau

Companhia de Telecomunicações de Macau Sarl

Madacom SA

Malaysia

Cellular Communications Network (Malaysia) Sdn Bhd (CELCOM)

Malaysia

DiGi Telecommunications Sdn Bhd (Digi Telenor) (formerly Mutiara Swisscom/Digi Swisscom)

Malaysia

Jabatan Telekomunikasi Malaysia (JTM)

Malaysia

Maxis Mobile Sdn Bhd

Malaysia

Mobikom Sdn Bhd

Malaysia

TIME Wireless Sdn Bhd

Mauritius

Cellplus Mobile Communications Ltd

Mauritius

Emtel Ltd (Mauritius)

Mexico

Grupo Iusacell SA de CV

Mexico

Pegaso PCS SA de CV

Mexico

Radiomóvil Dipsa SA de CV (Telcel)

Morocco

Itissalat Al Maghrib (Morocco)

Namibia

MTC (Namibia)

Netherlands

Ben Nederland BV

Netherlands

Dutchtone NV (formerly Federa)

Netherlands

KPN Telecom BV

Netherlands

Libertel BV

Netherlands

Telfort BV

New Caledonia

Direction de l'Office des Postes et des Télécommunications (New Caledonia)

New Zealand

Telecom New Zealand Ltd (TNZ)

New Zealand

Vodafone New Zealand Ltd (formerly BellSouth New Zealand)

Norway

NetCom ASA

Norway

Telenor Mobil AS

Peru

BellSouth Peru SA (formerly Tele 2000)

Philippines

Express Telecommunications Co. Inc. (Extelcom)

Philippines

Globe Telecom Inc. (Philippines)

Philippines

ISLA Communications Co. Inc. (ISLACOM)

Philippines

Smart Communications Inc.

Poland

Centertel (PTK Centertel)

Poland

Polkomtel SA

Poland

Polska Telefonia Cyfrowa (PTC Era GSM)

Portugal

Optimus Telecomunicações SA

Portugal

Telecel Comunicações Pessoais SA

Portugal

Telecomunicações Móveis Nacionais SA (TMN)

Portugal

Telecomunicações Móveis Nacionais SA (TMN)

Puerto Rico

Centennial de Puerto Rico

Puerto Rico

Puerto Rico Telephone Co. (PRTC)

Qatar

Qatar Public Telecommunications Corp. (Q-Tel)

Romania

MobiFon SA (CONNEX GSM)

Romania

MobilRom SA

Romania

RomTelecom

Russia

KB Impuls

Russia

KB Impuls

Russia

Moscow Cellular Communications (MCC)

Russia

MTS Mobile Telesystems

Russia

North-West GSM

Russia

Personal Systems Network (PSNR) (Russia)

Russia

Siberian Cellular Systems 900

Russia

VimpelCom (Bee Line Network)

Senegal

Sonatel (Société Nationale des Télécoms du Sénégal)

Singapore

MobileOne (Asia) Pte Ltd (M1)

Singapore

Singapore Telecom Ltd (SingTel) (Mobile Operations)

Singapore

StarHub Pte Ltd

Slovakia

EuroTel Bratislava a.s

Slovakia

Globtel GSM

Slovenia

Mobitel (Slovenia)

Slovenia

SI.MOBIL d.d.

South Africa

Mobile Telephone Networks (Pty) Ltd (MTN)

South Africa

Vodacom Group Pty Ltd (South Africa)

South Korea

HansolM.co (formerly Hansol PCS Co. Ltd)

South Korea

Korea Telecom Freetel Co. Ltd (KT Freetel)

South Korea

Shinsegi Telecomm Inc.

South Korea

SK Telecom Corp. (formerly Korea Mobile Telecommunications)

Spain

Airtel Móvil SA

Spain

Retevisión SA

Spain

Telefónica SA (Mobile Operations)

Sri Lanka

Mobitel Pvt Ltd

Sri Lanka

MTN Networks (Pvt) Ltd

St Kitts and Nevis

Cable & Wireless St Kitts & Nevis Ltd (formerly St Kitts & Nevis Telecommunications Ltd (SKANTEL))

St Vincent and the Grenadines

Cable & Wireless West Indies Ltd (formerly Cable & Wireless Ltd, St Vincent & The Grenadines)

Swaziland

Swaziland Posts and Telecommunications Corp. (SPTC)

Sweden

Comviq GSM

Sweden

Europolitan Holdings AB (formerly NordicTel) (Sweden)

Sweden

Telia Mobile AB

Switzerland

diAx AG

Switzerland

Orange Communications SA

Switzerland

Swisscom AG (Mobile Operations)

Taiwan

Chunghwa Telecommunications Co. Ltd (CTC)

Taiwan

Far EasTone Telecommunications Co. Ltd

Taiwan

KG Telecommunications Co. Ltd

Taiwan

TransAsia Telecommunications Inc. (Taiwan)

Tanzania

TRI Telecommunication Tanzania (TRITEL)

Thailand

Advanced Info Service Public Company Ltd (AIS)

Thailand

Communications Authority of Thailand (CAT)

Thailand

Digital Phone Co. (DPC) Ltd

Thailand

Samart Corp.

Thailand

SHIN Corp. (formerly Shinawatra Computer & Communication)

Thailand

TelecomAsia Corporation Public Company Ltd

Thailand

Total Access Communication Public Company Ltd (TAC)

Togo

Togo Telecom (Société des Télécommunications du Togo)

Turkey

Telsim Mobile Telecom Services Ltd

Turkey

Türkcell Iletisim Hizmetleri

Uganda

MTN Uganda

UK

'3' (Hutchinson 3G)

UK

Click SMS

UK

Guernsey Telecoms

UK

Jersey Telecommunications

UK

Manx Telecom Ltd

UK

easyMobile (MVNO)

UK

Fresh (Carphone Warehouse - MVNO)

UK

O2 Ltd

UK

One Roam (Buying a SIM card from Oneroam for the country you are visiting, before you leave, you can cut your mobile phone bill by as much as 80%)

UK

Orange plc

UK

Tesco (MVNO)

UK

T-Mobile

UK

Toucan (MVNO)

UK

Virgin (MVNO)

UK

Vodafone AirTouch plc (formerly Vodafone Group plc and AirTouch Communications Inc.)

Ukraine

Golden Telecom (Ukraine)

Ukraine

Ukrainian Mobile Communications (UMC)

United Arab Emirates

Emirates Telecommunications Corp. (Etisalat)

Uruguay

Abiatar Uruguay (Movicom)

USA

Aerial Communications Inc.

USA

Airadigm Communications Inc.

USA

Airgate PCS

USA

ALLTEL Corp. (Mobile Operations)

USA

AT&T Wireless Services

USA

Bell Atlantic Corp. (Mobile Operations)

USA

Bell Atlantic Mobile

USA

BellSouth Corp. (Mobile Operations)

USA

Centennial Cellular Corp.

USA

CenturyTel Inc. (formerly Century Telephone Enterprises Inc.)

USA

D&E Communications Inc. (PCS One)

USA

Dobson Communications Corporation

USA

General Communication Inc. (GCI)

USA

Global TeleSystems Group Inc. (GTS)

USA

Leap Wireless International Inc.

USA

Nextel Communications Inc.

USA

NPI Wireless

USA

NPI Wireless

USA

Omnipoint Corp.

USA

Panhandle Telecommunication Systems Inc.

USA

Poka Lambro PCS

USA

Powertel Inc.

USA

PrimeCo Personal Communications Services LP

USA

Rural Cellular Corp.

USA

SBC Communications Inc. (Mobile Operations)

USA

SBC Communications Inc. (Mobile Operations)

USA

SBC Communications Inc. (Mobile Operations)

USA

SBC Communications Inc. (Mobile Operations)

USA

SBC Communications Inc. (Mobile Operations)

USA

Southern New England Telecommunications Corp. (SNET)

USA

Sprint PCS

USA

US Unwired

USA

US West (formerly US West Communications)

USA

VoiceStream Wireless Corp.

USA

VTEL Corp.

USA

Westel Inc.

USA

Western Wireless Corp.

USA

Windkeeper Communications

USA

WirelessNorth

Venezuela

Movilnet

Venezuela

Telcel Celular SA

Vietnam

Vietnam Mobile Telecom Services Co. (VMS)

Vietnam

Vietnam Posts and Telecommunications (VNPT) Corporation

Zambia

Zambia Telecommunications Company Ltd (Zamtel)

Zimbabwe

Econet Wireless Holdings Ltd (Zimbabwe)