| Albania | | | Vodafone Albania |
| Algeria | | | Orascom Algeria, Oreedo Algeria |
| Armenia | | | Vivacell Armenia |
| Australia | | | Optus Australia |
| Austria | | | A1 Austria |
| Belarus | | | Unitary velcom Belarus |
| Belgium | | | ORANGE
Belgium, Telenet Belgium |
| Bosnia
and Herzegovina | BH Telecom Bosnia & Herzegov |
| Bulgaria | | | Vivacom Bulgarian, Mobiltel
Bulgeria, Telenor Bulgaria |
| Croatia | | | Tele2 Croatia, Hrvatski Croatia,
VIPnet Croatia |
| Cyprus | | | Epic Cyprus, Primetel
Cyprus |
| Czech
Republic | | O2
Czech Republic, Vodafone Czech Republic |
| Denmark | | | TDC/nuuday Denmark, Telenor
Denmark, Telia Denmark |
| Estonia | | | Telia Estonia,
Tele2 Estonia |
| Finland | | | DNA Finland, Elisa Finland, Telia Finland |
| France | | | Bouygues France,Orange France |
| Georgia | | | Mobitel Georgia |
| Germany | | | O2 Germany |
| Greece | | | Vodafone Greece |
| Hong
Kong | | H3G Hong Kong |
| Hungary | | | Telenor
Hungary, Vodafone Hungary |
| Iceland | | | Fjarskipti (VF) Iceland |
| India | | | Idea Cellular-EH India, Idea
Cellular-BO India, Vodafone India, Idea Cellular-IE India, Idea Cellular-EK
India, Idea Cellular-EU India, Fascel India |
| Indonesia | | | Telkomsel indonesia |
| Ireland | | | Meteor Mobile
Ireland, Vodafone Ireland |
| Israel | | | Hot Mobile Israel, Pelephone
Israel, Partner Israel |
| Italy | | | Vodafone Italy |
| Kazakhstan | | Kar-Tel (Beeline) Kazakhstan |
| Kuwait | | | Zain Kuwait |
| Kyrgyzstan | | Sky Mobile Kyrgyzstan (Beeline) |
| Latvia | | | Latvijas Mobilais
Latvia, Tele2 Latvia |
| Liechtenstein | | Telecom Liechtenstein AG |
| Lithuania | | | Omnitel
Lithuania, Tele2 Lithuania |
| Luxembourg | | Orange
Luxembourg |
| Macao
China | | Hutchison Telephone Macau
Company Limited |
| Malaysia | | | Celcom Malaysia, Digi
Malaysia |
| Malta | | | Melita Malta, Vodafone Malta |
| Moldova | | | Orange Moldova, Moldcell Moldova |
| Montenegro | | MTEL Montenegro |
| Netherlands | | KPN Netherlands, Vodafone Netherlands |
| New
Zealand | | Vodafone New Zealand |
| Norway | | | Telenor Norway, ICE Norway,
Telia Norway |
| Pakistan | | | Jazz (Mobilink) Pakistan |
| Philippines | | Globe Philippines |
| Poland | | | Plus Poland |
| Portugal | | | NOS Portugal, TMN/MEO
Portugal, Vodafone Portugal |
| Reunion | | | TELCO |
| Romania | | | Orange
Romania,Telekom Romania, Vodafone Romania |
| Russian
Federation | | VimpelCom Russia |
| Serbia | | | Yettel |
| Slovakia | | | O2
Slovakia, Orange Slovakia |
| Slovenia | | | Telemach Slovenia, A1 Slovenia |
| Spain | | | Telefonica/Movistar Spain,
Orange Spain, Vodafone Spain |
| Sri Lanka | | | Mobitel Sri Lanka |
| Sweden | | | Tele2 Sweden, Telia Sweden |
| Switzerland | | Salt Switzerland, Sunrise
Switzerland |
| Thailand | | | DTAC Thailand, AIS Thailand |
| Tunisia | | | Tunisie Telecom |
| Turkey | | | Vodafone
Turkey,Turkcell Turkey |
| Ukraine | | | MTS Ukraine, KyivStar Ukraine |
| United
Kingdom | | O2 UK, EE UK, Vodafone
UK |
| United
States | | AT&T USA |
| Uzbekistan | | Unitel Uzbekistan (Beeline) |
| Vietnam | | | Vinaphone Vietnam |
