Mobile phone number:
| Region | Roaming Destination | Roaming Operator |
| Americas | Brazil | TIM Brasil |
| Claro Brasil | ||
| Vivo | ||
| Canada | TELUS | |
| Bell Mobility | ||
| Rogers | ||
| Guam | IT&E | |
| Docomo Pacific | ||
| Guatemala | SERCOM | |
| Hawaii | T-Mobile | |
| AT&T | ||
| Verizon Wireless | ||
| Mexico | Telefonica Moviles Mexico | |
| AT&T Mexico | ||
| Puerto Rico | AT&T | |
| Claro Puerto Rico | ||
| Rota | Docomo Pacific | |
| Saipan | Docomo Pacific | |
| Tinian | Docomo Pacific | |
| United States | T-Mobile | |
| AT&T | ||
| Verizon Wireless | ||
| Uruguay | Telefonica Moviles Uruguay | |
| US Virgin Islands | AT&T | |
| Armenia | K Telecom | |
| Asia Pacific | Australia | OPTUS |
| Vodafone PTY (Hutch) | ||
| Telstra Australia | ||
| Mobilkom Austria | ||
| T-Mobile Austria GmbH | ||
| Orange Austria | ||
| Brunei | UNN (DSTCom) | |
| Mainland China | China Mobile | |
| China Unicom | ||
| Guam | Docomo Pacific | |
| India | Bharti Airtel | |
| Indonesia | TELKOMSEL | |
| Japan | DoCo Mo | |
| KDDI | ||
| Softbank | ||
| Kazakhstan | K'Cell | |
| Tele2 | ||
| Lao | LTC | |
| Macau | CTM | |
| China Telecom (Macau) | ||
| Malaysia | Maxis | |
| Digi Telecom | ||
| U mobile | ||
| Celcom | ||
| Maldives | Dhiraagu | |
| Wataniya Maldives | ||
| New Zealand | Vodafone NZ | |
| Telecom New Zealand | ||
| Two Degrees Mobile Limited | ||
| Philippines | Globe Telecom | |
| SMART Communications | ||
| Rota | Docomo Pacific | |
| Saipan | Docomo Pacific | |
| Singapore | SingTel | |
| StarHub | ||
| South Korea | SK Telecom | |
| LGUplus | ||
| KT | ||
| Stewart Island | Vodafone NZ | |
| Taiwan | FarEasTone | |
| Chunghwa Telecom Mobile | ||
| Taiwan Mobile | ||
| Thailand | TrueMove | |
| AWN | ||
| DTN | ||
| Tinian | Docomo Pacific | |
| Uzbekistan | UMS | |
| Ucell | ||
| Uzmobile | ||
| Vietnam | Viettel | |
| Europe | Aland | Elisa Finland |
| Sonera Corporation | ||
| Austria | Mobilkom Austria | |
| T-Mobile | ||
| Orange Austria | ||
| Azerbaijan | Bakcell | |
| Azores | TMN | |
| Vodafone Telecel | ||
| NOS | ||
| Belgium | Belgacom Mobile | |
| Telenet | ||
| Bornholm | Nuuday A/S | |
| Hutchison 3G Denmark | ||
| Telia Danmark | ||
| Telenor A/S | ||
| Bulgaria | MobilTel | |
| Globul (Yettel) | ||
| Vivatel (BTC) | ||
| Cabrera | Vodafone Espana S.A. | |
| France Tel Espana (Orange) | ||
| Telefonica Moviles Spain | ||
| Canary Islands | Vodafone Espana S.A. | |
| France Tel Espana (Orange) | ||
| Telefonica Moviles Spain | ||
| Ceuta | Vodafone Espana S.A. | |
| France Tel Espana (Orange) | ||
| Telefonica Moviles Spain | ||
| Corsica | Orange France | |
| SFR | ||
| Free Mobile | ||
| Bouygues Telecom | ||
| Crete | Cosmote | |
| Vodafone | ||
| Croatia | T-Mobile | |
| Tele2 | ||
| VIPnet | ||
| Cyclades | Cosmote | |
| Vodafone | ||
| Cyprus | CYTA | |
| Epic | ||
| Czech Republic | T-Mobile | |
| Eurotel Praha | ||
| Vodafone CZ | ||
| Denmark | Nuuday A/S | |
| Hutchison 3G Denmark | ||
| Telia Danmark | ||
| Telenor A/S | ||
| Dodecanese Islands | Cosmote | |
| Vodafone | ||
| Estonia | EESTI | |
| Elisa Estonia | ||
| Tele2 Eesti | ||
| Faroe Islands | Faroese Telecom | |
| Finland | Elisa Finland | |
| DNA | ||
| Sonera Corporation | ||
| Formentera | Vodafone Espana S.A. | |
| France Tel Espana (Orange) | ||
| Telefonica Moviles Spain | ||
| France | Orange France | |
| SFR | ||
| Free Mobile | ||
| Bouygues Telecom | ||
| Gambia | Africell | |
| Georgia | Geocell | |
| Germany | Vodafone Mobilfunk GmbH | |
| T-Mobile Deutschland GmbH | ||
| O2 (Germany) GmbH & Co. OHG | ||
| Gibraltar | Gibtel | |
| Gotland | Hutchison 3G Sweden | |
| Telia Mobile | ||
| Comviq (Tele2) | ||
| Telenor | ||
| Greece | Cosmote | |
| Vodafone | ||
| Guernsey | Jersey Telecoms | |
| Hebrides | Vodafone UK | |
| T-Mobile UK | ||
| Hungary | Pannon GSM (Telenor / Yettel) | |
| Vodafone Hungary | ||
| Ibiza | Vodafone Espana S.A. | |
| France Tel Espana (Orange) | ||
| Telefonica Moviles Spain | ||
| Iceland | Siminn | |
| Nova ehf | ||
| Ionian | Cosmote | |
| Vodafone | ||
| Ireland | Vodafone Ireland | |
| Meteor | ||
| Italy | TIM S.p.A. | |
| Vodafone Omnitel N.V. | ||
| WIND | ||
| ILIAD Italia | ||
| Jersey | Jersey Telecoms | |
| Langeland | Nuuday A/S | |
| Hutchison 3G Denmark | ||
| Telia Danmark | ||
| Telenor A/S | ||
| Latvia | LMT | |
| Tele2, Latvia | ||
| Liechtenstein | Swisscom Mobile Ltd | |
| Mobilkom Liechtenstein | ||
| Lithuania | OMNITEL (Telia) | |
| Tele2 Lithuania | ||
| Lofoten Islands | Telenor Mobil | |
| Netcom | ||
| Luxembourg | P&T Luxembourg | |
| Tango Luxembourg | ||
| VOXmobile | ||
| Madeira | TMN | |
| Vodafone Telecel | ||
| NOS | ||
| Mallorca | Vodafone Espana S.A. | |
| France Tel Espana (Orange) | ||
| Telefonica Moviles Spain | ||
| Malta | Epic (Vodafone Malta) | |
| go mobile (Moblsle) | ||
| Melilla | Vodafone Espana S.A. | |
| France Tel Espana (Orange) | ||
| Telefonica Moviles Spain | ||
| Menorca | Vodafone Espana S.A. | |
| France Tel Espana (Orange) | ||
| Telefonica Moviles Spain | ||
| Monaco | Monaco Telecom | |
| Montenegro | Telenor Montenegro | |
| MTEL | ||
| Netherlands | Vodafone-Libertel N.V. | |
| KPN | ||
| T-Mobile Netherlands BV | ||
| Northern Ireland | Vodafone UK | |
| T-Mobile UK | ||
| O2 (UK) Limited | ||
| Norway | Telenor Mobil | |
| Netcom | ||
| Oland | Telia Mobile | |
| Hutchison 3G Sweden | ||
| Comviq (Tele2) | ||
| Telenor | ||
| Orkney Islands | Vodafone UK | |
| T-Mobile UK | ||
| Peloponnese | Cosmote | |
| Vodafone | ||
| Poland | Polkomtel | |
| PTC | ||
| P4 | ||
| Porto Santo Island | TMN | |
| Vodafone Telecel | ||
| NOS | ||
| Portugal | TMN | |
| Vodafone Telecel | ||
| NOS | ||
| Romania | Orange Romania S.A. | |
| Russia | MegaFon | |
| San Marino | TIM S.p.A. | |
| Vodafone Omnitel N.V. | ||
| WIND | ||
| Sardinia | TIM S.p.A. | |
| Vodafone Omnitel N.V. | ||
| WIND | ||
| Shetland Islands | Vodafone UK | |
| T-Mobile UK | ||
| Sicily | TIM S.p.A. | |
| Vodafone Omnitel N.V. | ||
| WIND | ||
| Slovak Republic | T-Mobile Slovensko | |
| Telefonica O2 | ||
| Slovenia | Si Mobil | |
| TELEMACH | ||
| Spain | Vodafone Espana S.A. | |
| France Tel Espana (Orange) | ||
| Telefonica Moviles Spain | ||
| State of Vatican City | TIM S.p.A. | |
| Vodafone Omnitel N.V. | ||
| WIND | ||
| Svalbard | Telenor Mobil | |
| Netcom | ||
| Sweden | Telia Mobile | |
| Hutchison 3G Sweden | ||
| Comviq (Tele2) | ||
| Telenor | ||
| Switzerland | Swisscom Mobile Ltd | |
| Sunrise | ||
| Orange Switzerland | ||
| Tasinge | Nuuday A/S | |
| Hutchison 3G Denmark | ||
| Telia Danmark | ||
| Telenor A/S | ||
| United Kingdom | O2 (UK) Limited | |
| Vodafone UK | ||
| Three UK | ||
| T-Mobile UK | ||
| Vesteralen | Telenor Mobil | |
| Netcom | ||
| West Frisain Islands | Vodafone-Libertel N.V. | |
| KPN | ||
| T-Mobile Netherlands BV | ||
| Zeeland | Vodafone-Libertel N.V. | |
| KPN | ||
| T-Mobile Netherlands BV | ||
| Middle East / Africa | Bahrain | Bahrain |
| MTC Vodafone | ||
| Belgacom Mobile | ||
| Mobistar (Orange) | ||
| Base NV/SA (Telenet) | ||
| Egypt | MobiNil | |
| Ethiopia | ETC | |
| Kenya | Celtel Kenya Limited | |
| Safaricom | ||
| Kuwait | MTC Kuwait (Zain) | |
| Wataniya Kuwait | ||
| VIVA | ||
| Iran | MTN Iran | |
| Israel | Partner Communications | |
| Pelephone | ||
| HOT Mobile | ||
| Mauritius | Cellplus | |
| Emtel | ||
| Oman | Omantel | |
| Nawras | ||
| Vodafone Oman | ||
| Qatar | Q-Tel | |
| Vodafone | ||
| Saudi Arabia | Saudi Telecom Co | |
| Mobily | ||
| Zain Saudi Arabia | ||
| South Africa | Vodacom | |
| MTN South Africa | ||
| Turkey | AVEA | |
| Telsim (VF) | ||
| Turkcell | ||
| United Arab Emirates | Etisalat U.A.E. | |
| du | ||
| West Bank | Partner Communications | |
| Pelephone |
