Afghanistan
- Afghan Wireless Afghanistan
Albania
- Vodafone Albania
Algeria
- Orascom Algeria
Andorra
- Andorra Telecom
Angola
- Unitel Angola (3G only)
Antigua & Barbuda
- C & W
Argentina
- AMX/Claro Argentina
- Movistar Argentina
Armenia
- Vivacell Armenia
- UCOM Armenia
Aruba
- New Millennium Telcom Services
Australia
- Vodafone Australia
Austria
- T-Mobile Austria
- A1 Austria
- H3G Austria
Azerbaijan
- Bakcell Azerbaijan
- Azercell Azerbaijan
Bahamas
- Bahamas Telco. Comp.
Bahrain
- Zain Bahrain B S C
Bangladesh
- Grameenphone Bangladesh
Barbados
- C & W Barbados
Belarus
- Unitary Velcom Belarus
Belgium
- Telenet Belgium
- Proximus Belgium
- Orange Belgium
Belize
- MBelize Telemedia
Benin
- MTN/Spacetel Benin
Bermuda
- Bermuda Digital Communications Ltd (3G only)
Bolivia
- Telefonica Bolivia
Bosnia & Herzegovina
- BH Telecom Bosnia & Herzegov
- Public Enterprise Bosnia and Herzegovina
Botswana
- Mascom Wireless (Pty) Ltd.
Brazil
- TIM Brazil
- Vivo Brazil
- Claro Brazil
British Virgin Islands
- C&W LIME
Brunei
- Datastream Technology Sdn Bhd
Bulgaria
- Vivacom Bulgarian
- Mobiltel Bulgeria
- Telenor Bulgaria
Burkina Faso
- Airtel Burkina Faso S.A.
Cote d’Ivoire
- MTN Côte d'Ivoire S.A.
Cambodia
- CamGSM/Cellcard Cambodia
- Smart Axiata
Cameroon
- MTN
Canada
- Bell Canada
- Rogers Canada
- Telus Canada
- SaskTel
Cape Verde
- T+ Telecom Cape Verde
Cayman Islands
- LIME / Cable & Wirel
Central African Republic
- Orange Centrafrique (3G only)
Chad
- Zain/Airtel/Celtel Chad
Chile
- Movistar Chile
China
- China Mobile
- China Unicom
Colombia
- Claro Colombia
Congo Democratic Republic
- ZAIN
Congo
- Airtel Congo Rep
Costa Rica
- Telefonica Costa Rica
Croatia
- Tele2 Croatia
- Hrvatski Croatia
- VIPnet Croatia
Curaçao
- Setel N V
Cyprus
- MTN Cyprus
- CYTA Cyprus
- Primetel Cyprus
Czech Republic
- T-Mobile Czech Republic
- O2 Czech Republic
- Vodafone Czech Republic
Denmark
- TDC Denmark-DNKTD
- HI3G Denmark ApS
- Telenor Denmark
- Telia Denmark
Dominica
- C & W
Dominican Republic
- Claro Dominican Republic
Ecuador
- Movistar/OteCel Ecuador
Egypt
- Etisalat Egypt
- EMS Mobinil Egypt
El Salvador
- Tigo El Salvador
- Personal El Salvador
- Telef El Salvador
Estonia
- Elisa Estonia
- Telia Estonia
- Tele2 Estonia
Eswatini
- Swazi MTN Limited
Ethiopia
- Ethio Telecom
Faroe Islands
- Vodafone Faroe Islands
Fiji
- Vodafone Fiji
Finland
- Elisa Finland
- Alands Telekommunikation Ab
- DNA Finland
- Telia Finland
France
- Bouygues France
- Orange France
- SFR France
French Polynesia
- Vini S A S
Gabon
- ZAIN/Celtel Gabon
Gambia
- Africell Gambia Limited
Georgia
- Geocell Georgia
- Mobitel Georgia
Germany
- O2 Germany
- T-Mobile Germany
- Vodafone Germany
Ghana
- Vodafone Ghana
Gibraltar
- Gibtelecom Limited
Greece
- Wind Greece
- Cosmote Greece
- Vodafone Greece
Greenland
- Tele Greenland A/S
Grenada
- Cable & Wireless
Guadeloupe
- Bouygues/DigiCel French Guiana
- Dauphin
Guatemala
- Claro Guatemala
Guinea
- Orange/Sonatel/Spacetel
Guinea-Bissau
- MTN Guinea Bissau
Guyana
- U Mobile Cellular Inc
Honduras
- Claro Honduras
Hong Kong
- H3G Hong Kong
- SmarTone Hong Kong
Hungary
- T-Mobile Hungary
- Telenor Hungary
- Vodafone Hungary
Iceland
- Fjarskipti (VF) Iceland
- Landssiminn - ISLPS
- Nova Iceland
India
- Fascel India
- Idea Cellular
- Vodafone India
Indonesia
- Telkomsel indonesia
Iran
- MCI Iran
Iraq
- Korek Telecom Company
Ireland
- H3G Ireland
- Meteor Mobile Ireland
- Vodafone Ireland
Israel
- Hot Mobile Israel
- Partner Israel
- Pelephone Israel
Italy
- Vodafone Italy
- Wind Italy
Jamaica
- Cable & Wireless
Japan
- NTT Docomo Japan
Jordan
- Umniah Mobile Company
- ZAIN Jordan
Kazakhstan
- KaR Tel Kazakhstan
Kenya
- Zain/Celtel Kenya
Kosovo
- IPKO Kosovo
Kuwait
- Zain Kuwait
Kyrgyzstan
- Sky Mobile Kyrgyzstan
Laos
- ETL Mobile
Latvia
- Bite Latvia
- Latvijas Mobilais Latvia
- Tele2 Latvia
Lesotho
- Vodacom Lesotho Pty Ltd
Liberia
- Cellcom Telecommunications Inc. (3G only)
- Lonestar Communications Corporation (3G only)
Libya
- Al Madar Al Jadeed
Liechtenstein
- Orange Lichtenstein
- Telecom Liechtenstein AG
Lithuania
- Bite Lithuania
- Omnitel Lithuania
- Tele2 Lithuania
Luxembourg
- Orange Luxembourg
- POST Luxembourg
- Tango SA
Macao
- Hutchison Telephone Macau Company Limited (3G only)
Madagascar
- Airtel Madagascar
Malawi
- Airtel Malawi Limited
Malaysia
- Celcom Malaysia
- Digi Malaysia
Mali
- Orange/IKATEL
Malta
- GO Malta
- Melita Malta
- Vodafone Malta
Mauritius
- Cellplus Mobile Mauritius
Mexico
- AT&T Mexico
- Movistar Mexico
- Telcel Mexico
Moldova
- Moldcell Moldova
- Moldtelecom Moldova
- Orange Moldova
Monaco
- Monaco Telecom
Mongolia
- Skytel LLC
Montenegro
- Crnogorski Telekom Montenegro
- MTEL Montenegro
Montserrat
- Cable & Wireless
Morocco
- Medi Morocco
- Wana Morocco
Mozambique
- VM S A
Myanmar
- Telenor Myanmar Limited
Namibia
- Leo / Orascom (3G only)
Nepal
- Ncell Nepal
Netherlands
- KPN Netherlands
- Odido Netherlands
- Vodafone Netherlands
New Zealand
- Spark New Zealand
- Vodafone New Zealand
Nicaragua
- Claro Nicaragua (EN) (3G only)
Niger
- Zain/CelTel Niger
Nigeria
- Glo Mobile
- Airtel/ZAIN Nigeria
Norway
- Telenor Norway
- Telia Norway
North Macedonia
- VIP Mobile Macedonia
Oman
- Oman Telecommunications Company S A O G
Pakistan
- Jazz Pakistan
Palestinian Authority
- Jawwal (3G only)
Panama
- Telefonica Panama (3G only)
Papua New Guinea
- Digicel Papua New Guinea (3G only)
Paraguay
- Tigo/Telecel Paraguay
Peru
- Bitel Peru
- Claro Peru
- Movistar Peru
- Nextel Peru
Philippines
- Globe Philippines
Poland
- Polkomtel Poland
Portugal
- Optimus Portugal
- TMN/MEO Portugal
- Vodafone Portugal
Puerto Rico
- Puerto Rico Telephone Company Inc
Qatar
- Vodafone Qatar
Réunion
- TELCO
Romania
- DIGI Romania
- Orange Romania
- Telekom Romania
- Vodafone Romania
Russia
- VimpelCom Russia
Rwanda
- Bharti Airtel Rwanda Holdings B V (3G only)
- MTN (3G only)
- Tigo Rwanda Ltd (3G only)
Samoa
- DIGICEL WESTERN SAMOA
Saudi Arabia
- Etisalat Saudi Arabia
Senegal
- Orange/Sonatel Senegal
Serbia
- Vip mobile Serbia
Seychelles
- Airtel
- Cable and Wireless Seychelles Ltd
Sierra Leone
- Airtel/Zain/Celtel
Singapore
- Singtel Singapore
- Starhub Singapore SH
Slovakia
- O2 Slovakia
- Orange Slovakia
- Slovak Telekom (DT)
Slovenia
- A1 Slovenia
- Telekom Slovenia
- Telemach Slovenia
Solomon Islands
- Bemobile (3G only)
South Africa
- Vodacom South Africa
South Korea
- KT South Korea
- SK Telecom South Korea
Spain
- Orange Spain
- Telefonica/Movistar Spain
- Vodafone Spain
- Yoigo Spain (Xfera Moviles)
Sri Lanka
- Mobitel Sri Lanka
St. Kitts & Nevis
- Cable & Wireless
St. Lucia
- Cable & Wireless
St. Vincent & Grenadines
- Cable & Wireless
Sudan
- Zain Sudan
Suriname
- Digicel Suriname
Sweden
- H3G Sweden
- Tele2 Sweden
- Telenor (Vodafone) Sweden
- Telia Sweden
Switzerland
- Salt Switzerland
- Sunrise Switzerland
Taiwan
- Chunghwa Telecom Taiwan
Tajikistan
- Tacom LLC
Tanzania
- Vodacom Tanzania
- ZAIN/Celtel Tanzania
Thailand
- AIS Thailand
- DTAC Thailand
Togo
- Telecel/MOOV (3G only)
Tonga
- Digicel Tonga (3G only)
Trinidad & Tobago
- Digicel Trinidad & Tobago
Tunisia
- Orange Tunisie
- Tunisie Telecom
Turkey
- AVEA Turkey
- Vodafone Turkey
- Turkcell Turkey
Turks & Caicos Islands
- Cable & Wireless (TCI) Turks and Caicos
Uganda
- Airtel/Warid Uganda
Ukraine
- KyivStar Ukraine
- MTS Ukraine
United Arab Emirates
- Etisalat UAE
United Kingdom
- EE UK
- H3G UK
- Manx Telecom
- O2 UK
- Sure Guernsey Limited
- Vodafone UK
United States
- AT&T USA
- T-Mobile USA
Uruguay
- Antel Uruguay
Uzbekistan
- Unitel Uzbekistan
Vanuatu
- Digicell Vanuatu (3G only)
Venezuela
- Digitel Venezuela
Vietnam
- MobiFone Telecommunications Corporation
- VietnaMobile
- Vietnam Posts and Telecommunications Group VNPT
- Viettel Vietnam
Yemen
- Yemen Mobile Phone Company Sabafon (3G only)
Zambia
- Airtel/Zain/Celtel
Zimbabwe
- Telecel Zimbabwe PVT Ltd