| Afghanistan | Areeba MTN, Etisalat |
| Ägypten | Vodafone, Mobinil, Orange |
| Albanien | Vodafone, Eagle Mobile |
| Algerien | ATM Mobilis, Wataniya |
| Anguilla | Cable & Wireless (LIME) |
| Antigua und Barbuda | Cable & Wireless (LIME) |
| Argentinien | CTI Argentina (Claro), Telefonica |
| Armenien | ArmenTel (Beeline), Orange |
| Aruba | Digicel |
| Aserbaidschan | Azercell |
| Bahrain | Batelco |
| Bangladesch | Airtel, Banglalink, Grameenphone |
| Barbados | Cable & Wireless (LIME) |
| Belgien | Proximus (Belgacom Mobile), Orange (Mobistar), Base |
| Belize | BTL (DigiCell) |
| Benin | Moov |
| Bolivien | NuevaTel (VIVA), Telefonica |
| Bonaire/ Saint Eustatius/ Saba /Curacao /Saint Martin (französischer Teil) | Digicel |
| Bosnien und Herzegowina | Public Enterprise PTT, HT Mobile Mostar, Srpske Mobil (Mobis) |
| Brasilien | Claro, TIM, Telemig Celular (Vivo) |
| Britische Jungferninseln | Cable & Wireless (LIME), Carribean Cellular Telephone |
| Brunei Darussalam | DSTCom |
| Bulgarien | Mobiltel, Vivacom |
| Burkina Faso | Aritel |
| Burundi | Lacell |
| Chile | Claro, Entel, WOM S.A. |
| China | China Unicom, China Telecom, China Mobile |
| Costa Rica | Claro, ICE (koelbi), Telefonica |
| Dänemark | TDC, Telia, Telenor, Hi3G |
| Demokratische Republik Kongo | Vodacom, Tigo, Aritel |
| Deutschland | T-Mobile, Vodafone, EPlus, O2 |
| Dominica | Cable & Wireless (LIME) |
| Dominikanische Republik | Claro, Trilogy |
| Ecuador | Conecel, Telefonica |
| El Salvador | CTE Telecom Personal (Claro), Digicel, Telefonica, Telemovil |
| Elfenbeinküste (Côte d’Ivoire) | MTN |
| Estland | Estonian Mobile, Elisa Eesti, Tele2 |
| Färöer-Inseln | Vodafone, Faroese Telecom |
| Fidschi / Nauru | Vodafone, Digicel |
| Finnland | DNA Networks, Elisa, Telia (Sonera), Alcom (AMT/Alands) |
| Frankreich | Orange, SFR Cegetel, Free Mobile, Bouygues Telecom |
| Französisch-Guyana/ St. Barthelemy/ St. Martin /Französische Antillen /Guadeloupe /Martinique | Orange Caraibe |
| Georgien | Geocell, Mobitel (Beeline) |
| Ghana | Vodafone, Zain |
| Gibraltar | Gibtel |
| Grenada | Cable & Wireless (LIME) |
| Griechenland | Cosmote, Vodafone, Wind Hellas |
| Grönland | TELE |
| Guatemala | Claro (Sercom), Telefonica |
| Guinea | Areeba |
| Guyana | Digicel |
| Haiti | Natcom, Comcel |
| Honduras | Claro (Sercom), Telefonica |
| Hongkong | Hutchison (3), CSL, HKT (PCCW), SmarTone Vodafone, CMHK |
| Indien MCC 404 | Airtel: Haryana, Himachal Pradesh, Karnataka, Mumbai, Uttar Pradesh West, Delhi, Andhra Pradesh, Madhya Pradesh, Gujarat, Kolkata, Rajasthan, Tamilnadu, Kerala, Punjab, Chennai & Maharashtra & Goa IDEA: Bihar, Delhi, Karnataka, Gujarat, Andhra Pradesh, Haryana, Punjab, Kerala, TamilNadu, UP West, Madhya Pradesh, Mumbai, Himachal Pradesh, Rajasthan, Kolkata, Uttar Pradesh East & Maharashtra & Goa Vodafone: Gujarat, Maharashtra & Goa, Kolkata, TamilNadu, Kerala, Mumbai & Delhi |
| Indonesien | Indosat, Axxa World (XL), Hutchison (3) |
| Irak | Zain, Korek Telecom (Korek) |
| Iran | MCI |
| Irland | Three (Hutchison-O2), Vodafone, Meteor |
| Island | SIMINN, Nova, Viking Wireless, Vodafone |
| Israel und Palästina | Partner Communications Company (Orange), Cellcom, Pelephone, Jawwal Palestine |
| Italien | Telecom Italia Mobile, Vodafone Omnitel, Wind, H3G |
| Jamaika | Digicel, Cable & Wireless (LIME) |
| Jordanien | Orange (MobileCom), Zain (Fastlink) |
| Kaimaninseln | Cable & Wireless (LIME) |
| Kambodscha | Smart Hello(TMIC), Metfone |
| Kamerun | MTN |
| Kanada | Bell, Rogers Wireless, TELUS, SaskTel |
| Kasachstan | KaR-Tel (Beeline), Kcell, Tele2 |
| Katar | Ooredoo, Vodafone |
| Kenia | Safaricom, Airtel, Essar, Telecom Kenya |
| Kirgisistan | Sky Mobile (Beeline) |
| Kolumbien | Comcel, Telefonica |
| Kosovo | Vala 900 |
| Kroatien | T-Mobile, VIPNet, A1, Tele2 |
| Kuwait | MTC-Vodafone Kuwait, MTC-Zain Kuwait, KTC (Viva) |
| Lesotho | Vodacom |
| Lettland | LMT, Bite GSM, Tele2 |
| Liechtenstein | Telekom, FL1, Orange |
| Litauen | Telia (Omnitel), Bite GSM, Tele2 |
| Luxemburg | Tango Tele2, Orange Voxmobile, Post P&T |
| Macao China | Hutchison (3) |
| Madagaskar | Airtel (Celtel) |
| Malawi | Airtel |
| Malaysia | Celcom, Maxis, DiGi |
| Malta | Vodafone, GO |
| Marokko | Medi Telecom, Wana Corporate (inwi), Maroc Telecom (IAM) |
| Mauritius | Emtel |
| Mayotte/ Reunion | Orange, Outremer, SRR (SFR Réunion) |
| Mazedonien | VIP, Telekom Macedonia, One Cosmofone, A1 |
| Mexiko | Radiomovil Dipsa (Telcel), Telefónica México (Movistar) |
| Moldawien | Orange |
| Monaco | Monaco Telecom |
| Mongolei | Skytel, Unitel |
| Montenegro | T-Mobile, Telenor |
| Montserrat | Cable & Wireless (LIME) |
| Mosambik | Vodacom |
| Myanmar | Ooredoo, MPT, Telenor |
| Nepal | Nepal Telecom |
| Nicaragua | Enitel (Claro), Telefonica |
| Niederlande | Vodafone, KPN |
| Niger | Orange |
| Nigeria | MTN, Etisalat, Airtel |
| Norwegen | Telia (Netcom), Telenor, TDC |
| Österreich | A1 Telekom, T-Mobile, H3G |
| Pakistan | Telenor |
| Panama | Claro, Digicel, Telefonica |
| Papua-Neuguinea | Digicel |
| Paraguay | Claro, Nucleo S.A., Telefonica |
| Peru | Claro, Viettel, Telefonica |
| Philippinen | Smart, Digitel, Globe Telecom (Globe) |
| Polen | Polkomtel, Telekom ERA, Orange (PTK Centerel), P4 (Play), Plus, T-Mobile |
| Portugal | Vodafone, MEO TMN, NOS Optimus |
| Puerto Rico | Puerto Rico Telephone Company (Claro) |
| Ruanda | MTN |
| Rumänien | Vodafone, Telekom Cosmote |
| Russland | VimpelCom (Beeline), Megafon, MTS, Megafon, Tele2 |
| Sambia | Airtel, Zamtel |
| Samoa | Digicel |
| Saudi-Arabien | Etihad Etisalat (Mobily), Zain, Saudi Telecom Company (STC,Al Jawal) |
| Schweden | Telia (TeliSonera), Telenor,Tele2, HI3G |
| Schweiz | Sunrise, Swisscom, Salt (formerly Orange) |
| Serbien | VIP Mobile, Telenor, A1 |
| Seychellen | Telecom Seychelles (Airtel) |
| Slowakei | O2 Slovakia, T-Mobile, Orange |
| Slowenien | Telekom (Mobitel), Si. Mobile, IPKO Kosovo, A1 |
| Spanien | Vodafone, Orange (France Telecom), Telefonica O2, Yoigo |
| Sri Lanka | Dialog, Etisalat Lanka (Etisalat) |
| St. Kitts und Nevis | Cable & Wireless (LIME) |
| St. Lucia | Cable & Wireless (LIME) |
| St. Vincent und die Grenadinen | Cable & Wireless (LIME) |
| Südafrika | Vodacom, MTN, Cell C |
| Sudan | Zain |
| Südsudan | MTN |
| Surinam | Digicel, Telesur |
| Tadschikistan | Tacom (Beeline) |
| Tansania | Vodacom |
| Thailand | Advanced Info Service (AIS), Total Access Communication (dtac) |
| Tonga | Digicel |
| Trinidad und Tobago | Digicel |
| Tschad | Airtel |
| Tschechische Republik | T-Mobile, Telefonica O2, Vodafone |
| Tunesien | Ooredoo |
| Türkei | Turkcell, Vodafone, Avea |
| Turks- und Caicosinseln (UK) | Cable & Wireless (LIME) |
| Uganda | Africell, MTN |
| Ukraine | Astelit-Life, Kyivstar, MTS (Vodafone) |
| Ungarn | T-Mobile, Vodafone |
| Uruguay | Antel, Telefonica |
| Usbekistan | Unitel (Beeline) |
| Vanuatu | Digicel |
| Venezuela | Digitel GSM, Movistar |
| Vereinigte Arabische Emirate | DU, Etisalat |
| Vereinigte Staaten | T-Mobile, Sprint Nextel (MCC 310), Verizon, AT&T |
| Vereinigtes Königreich | O2, Vodafone, EE, Jersey Telecom (JT), 3 |
| Vietnam | Viettel, Vinaphone, Vietnamobile |
| Weißrussland | MDC Velcom |
| Zypern | CYTAmobile-Vodafone, Primetel, MTN |
