| Albania |
Vodafone Albania |
| Austria |
A1 Austria,H3G Austria |
| Belgium |
ORANGE Belgium, Telenet Belgium, Proximus Belgium |
| Bulgaria |
Mobiltel Bulgeria, Vivacom Bulgarian, Telenor Bulgaria |
| Croatia |
Hrvatski Croatia, Tele2 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 |
| Germany |
O2 Germany, Vodafone Germany |
| Greece |
Wind Greece (Nova),Vodafone Greece |
| Hungary |
Telenor Hungary,Vodafone Hungary |
| Iceland |
Fjarskipti (VF) Iceland |
| Ireland |
Meteor Mobile Ireland, Vodafone Ireland |
| Italy |
Vodafone Italy, ILIAD Italia S.p.A. |
| Latvia |
Bite Latvia, Tele2 Latvia, Latvijas Mobilais Latvia |
| Liechtenstein |
Orange Lichtenstein, Telecom Liechtenstein AG |
| Lithuania |
Bite Lithuania, Omnitel Lithuania, Tele2 Lithuania |
| Luxembourg |
Orange Luxembourg |
| Malta |
Melita Malta, Vodafone Malta |
| Moldova |
Moldcell Moldova, Orange Moldova |
| Montenegro |
MTEL Montenegro |
| Netherlands |
KPN Netherlands, Vodafone Netherlands |
| Norway |
ICE Norway, Telia Norway,Telenor Norway |
| Poland |
Plus Poland |
| Portugal |
NOS Portugal,TMN/MEO Portugal, Vodafone Portugal |
| Reunion |
TELCO |
| Romania |
Orange Romania,Telekom Romania,Vodafone Romania |
| Russian Federation |
Beeline Russia (VimpelCom) |
| Serbia |
Yettel |
| Slovakia |
O2 Slovakia, Orange Slovakia, |
| Slovenia |
A1 Slovenia,Telemach Slovenia |
| Spain |
Orange Spain, Telefonica/Movistar Spain,Vodafone Spain, |
| Sweden |
Tele2 Sweden,Telia Sweden |
| Switzerland |
Salt Switzerland, Sunrise Switzerland |
| Turkey |
Turk Telekom Turkey, Turkcell Turkey, Vodafone Turkey |
| Ukraine |
KyivStar Ukraine, MTS Ukraine |
| United Kingdom |
O2 UK,Vodafone UK, EE UK |
