| Andorra | Andorra Telecom SAU |
| Angola | Africell |
| Argentina | Movistar |
| Australia | Telstra |
| Austria | A1 Telekom, Hutchison (3), T-Mobile |
| Belgium | Base, Orange, Proximus |
| Bolivia | Tigo |
| Brazil | Claro, Vivo |
| Bulgaria | VIVACOM, Yettel |
| Canada | Bell, Rogers, Telus |
| Cape Verde | T+ |
| China | China Mobile, China Unicom |
| Colombia | Telefonica (Movistar) |
| Costa Rica | Claro, ICE |
| Croatia | T-mobile, Tele2 |
| Cyprus | Cytamobile-Vodafone, Epic |
| Czechia | O2, T-Mobile |
| Denmark | Hi3G (3), TDC, Telenor, Telia |
| Dominican Republic | Altice, Claro |
| Ecuador | Movistar |
| El Salvador | Claro, Movistar |
| Estonia | Tele2, Telia |
| Finland | DNA, Elisa, Telia |
| France | Bouygues Telecom, Free Mobile, Orange, SFR |
| French Guiana | Digicel, Orange |
| Germany | O2, Telekom |
| Gibraltar | GibTel |
| Greece | Cosmote, WIND |
| Guadeloupe | Digicel, Orange |
| Guatemala | Claro, Telefonica |
| Honduras | Claro |
| Hong Kong SAR China | China Mobile, Hong Kong Telecommunications (PCCW) |
| Hungary | T-Mobile, Vodafone, Yettel |
| Iceland | NOVA, Síminn |
| India | Bharti Airtel |
| Indonesia | Telkomsel |
| Ireland | Hutchison (3), Meteor- Eir |
| Isle of Man | Manx Telecom |
| Israel | Cellcom, Partner |
| Italy | Iliad, TIM, WINDTRE |
| Jordan | Orange |
| Latvia | Bite, LMT, Tele2 |
| Liechtenstein | Salt- 7acht, Swisscom |
| Lithuania | Tele2, Telia, UAB Bite |
| Luxembourg | Orange, Tango |
| Malta | Epic, GO |
| Mayotte | Orange |
| Mexico | Movistar, Telcel |
| Montenegro | MTEL, ONE |
| Morocco | IAM Maroc Telecom, Orange Maroc |
| Netherlands | KPN, Odido |
| North Macedonia | Telekom.mk |
| Norway | Telenor, Telia |
| Peru | Claro, Movistar |
| Poland | Orange, Play, Polkomtel-Plus, T-Mobile |
| Portugal | NOS |
| Puerto Rico | Claro |
| Qatar | Ooredoo |
| Réunion | Orange |
| Romania | Orange, Telekom Romania |
| Serbia | Yettel |
| Slovakia | O2, Orange, Slovak Telekom |
| Slovenia | Telekom Slovenije, Telemach |
| Spain | Movistar, Orange, Yoigo |
| Sri Lanka | Hutch |
| Sweden | Hi3G (3), Tele2, Telenor, Telia |
| Switzerland | Salt, Swisscom |
| Thailand | AIS, TRUE |
| Turkey | Avea, Turkcell |
| United Arab Emirates | du |
| United Kingdom | EE, Hutchison- 3, O2 |
| United States | AT&T, T-Mobile |
| Uruguay | Antel, Movistar |
| Venezuela | Movistar |
| Vietnam | Viettel Mobile |
