| Country | Operator name | Network code |
|---|
| Albania | Albania Mobile Comms | 27601 |
| Algeria | Algerian Mobile Network | 60301 |
| Andorra | S.T.A. Mobiland | 21303 |
| Armenia | ArmenTel | 28301 |
| Australia | Telstra Mobile Comms | 50501 |
| | Vodafone | 50503 |
| Austria | MobilKom Austria A1 | 23201 |
| | Max Mobil Telekoms Service | 23203 |
| | Connect Austria One | 23205 |
| Azerbaijan | Azercell Telekom B.M. | 40001 |
| | J.V.Bakcell GSM 2000 | 40002 |
| Bahrain | Batelco | 42601 |
| Bangladesh | Grameen Phone | 47001 |
| Belgium | Belgacom Mobile Proximus | 20601 |
| Bosnia Herzegovina | Cronet | 21801 |
| | PTT Bosnia | 21819 |
| | PE PTT BIH | 21890 |
| Botswana | Mascom Wireless | 65201 |
| Brunei Darussalam | Jabatan Telekom | 52801 |
| | DST Communications | 52811 |
| Bulgaria | MobilTel AD | 28401 |
| Cambodia | Cambodia Samart Comms | 45601 |
| Cameroon | PTT Cameroon Cellnet | 62401 |
| Canada | Rogers AT&T Wireless | 30272 |
| Cape Verde | Cabo Verde Telecom | 62501 |
| Chile | Entel PCS | 73010 |
| | Entel Telefonia Movi | 73001 |
| China | China Telecom GSM | 46000 |
| | China Unicom GSM | 46001 |
| | Liaoning PPTA | 46002 |
| Cote D'lvoire | Comstar Cellular Network | 61201 |
| | Telecel | 61202 |
| | S.I.M Ivoiris | 61203 |
| | Loteny Telecom Telecel | 61205 |
| Croatia | Croatian Telecoms Cronet | 21901 |
| Cyprus | Cyprus Telecoms Authority | 28001 |
| Czech Republic | RadioMobil | 23001 |
| | EuroTel Praha | 23002 |
| | SPT Telecom | 23003 |
| Denmark | Debitel | 23800 |
| | Orange | 23830 |
| | Sonofon | 23802 |
| | TDC Mobil | 23801 |
| | Telia | 23820 |
| Egypt | MobiNil | 60201 |
| | Misrfone Telecom. Click | 60202 |
| Estonia | Estonian Mobile Telephone | 24801 |
| | Radiolinja Eesti | 24802 |
| Estonia | Q GSM | 24803 |
| Ethiopia | Ethiopian Telecoms Auth. | 63601 |
| Fiji | Vodafone Fiji | 54201 |
| Finland | Sonera | 24491 |
| | Radiolina OY | 24405 |
| | Telia City | 24403 |
| | DNA | 24412 |
| | Finnet | 24409 |
| France | Bouygues Telecom | 20820 |
| | Orange | 20801 |
| | France Telecom Itineris | 20801 |
| | SFR | 20810 |
| French Polynesia | Tikiphone | 54720 |
| French West Indies | France Caraibe Ameris | 34001 |
| Georgia | Geocell Limited | 28201 |
| | Magti GSM | 28202 |
| Germany | D1 DeTe Mobil | 26201 |
| | O2 (Germany) GmbH & Co. OHG | 26207 |
| | Vodafone D2 GmbH | 26202 |
| | E-Plus Mobilfunk | 26203 |
| Ghana | ScanCom | 62001 |
| Gibraltar | Gibraltar Telecoms Gibtel | 26601 |
| Greece | Cosmote | 20201 |
| | Panafon | 20205 |
| | Telestet | 20210 |
| Greenland | Tele Greenland | 29001 |
| Guinea | Sotelgui Lagui | 61102 |
| Hong Kong | P Plus Comm | 45422 |
| | Peoples Telephone | 45412 |
| | SmarTone Mobile Comms | 45406 |
| | Pacific Link | 45418 |
| | Mandarin Com. Sunday | 45416 |
| | Hutchison Telecom | 45404 |
| | Hong Kong Telecom CSL | 45400 |
| | New World PCS | 45410 |
| Hungary | T-Mobile (Westel) | 21630 |
| | Pannon GSM | 21601 |
| | Vodafone | 21670 |
| Iceland | Iceland Telecom Siminn | 27401 |
| | TAL hf | 27402 |
| India | RPG MAA | 40441 |
| | Usha Martin Tel. Command | 40430 |
| | TATA Cellular | 40407 |
| | Sterling Cellular Essar | 40411 |
| | SkyCell Communications | 40440 |
| | Modi Telstra Modicom | 40414 |
| | Escotel Mobile Comms | 40412 |
| | BPL USWest Cellular | 40427 |
| | BPL Mobile | 40421 |
| | Bharti Cellular Telecom Airtel | 40410 |
| | Aircel Digilink Essar Cellph. | 40415 |
| | Srinivas Cellcom | 40442 |
| | Mobilenet | 40431 |
| Indonesia | PT. Satelindo | 51001 |
| | Telkomsel | 51010 |
| | PT. Excelcomindo Excelcom | 51011 |
| Iran | TCI | 43211 |
| Iraq | Iraq Telecom | 41801 |
| Ireland | Eircell | 27201 |
| | Esat Digifone | 27202 |
| | Meteor | 27203 |
| Israel | Cellcom | 42502 |
| | Partner Communications | 42501 |
| Italy | Wind Telecomunicazioni | 22288 |
| | Omnitel Pronto | 22210 |
| | Telecom Italia Mobile TIM | 22201 |
| Jordan | J.M.T.S Fastlink | 41601 |
| Kuwait | Mobile Telecoms MTCNet | 41902 |
| Kyrgyz Republic | Bitel | 43701 |
| Lao | Lao Shinawatra Telecom | 45701 |
| Latvia | BALTCOM GSM | 24702 |
| | Latvian Mobile Tel | 24701 |
| Lebanon | FTML Cellis | 41501 |
| | LibanCell | 41503 |
| Lesotho | Vodacom | 65101 |
| Liberia | Omega Communications | 61801 |
| Lithuania | UAB Bite GSM | 24602 |
| | Omnitel | 24601 |
| Luxembourg | Millicom Tango GSM | 27077 |
| | P+T LUXGSM | 27001 |
| Macau | C.T.M. TELEMOVEL+ | 45501 |
| Macedonia | Macedonian Tel. MobiMak | 29401 |
| Madagascar | SMM Antaris | 64602 |
| | Madacom | 64601 |
| | Sacel | 64603 |
| Malawi | Telekom Network Callpoint | 65001 |
| Malaysia | My BSB | 50202 |
| | Telekom Cellular TM Touch | 50213 |
| | DiGi Telecommunications | 50216 |
| | Celcom | 50219 |
| | Binariang Comms. Maxis | 50212 |
| | Binariang | 50203 |
| | Time Wireless Adam | 50217 |
| Malta | Vodafone | 27801 |
| Mauritius | Cellplus Mobile Comms | 61701 |
| Moldova | Voxtel | 25901 |
| Morocco | Itissalat Al-Maghrib IAM | 60401 |
| Mozambique | Telecom de Mocambique | 63401 |
| Namibia | MTC | 64901 |
| Netherlands | KPN Telecom | 20408 |
| | Libertel/Vodafone | 20404 |
| | Telfort / Orange | 20412 |
| | T-Mobile NL | 20416 |
| | Dutchtone | 20420 |
| New Caledonia | OPT Mobilis | 54601 |
| New Zealand | Telecom NZ | 53003 |
| | Telstra | 53004 |
| | Vodafone | 53001 |
| Norway | Telenor Mobil | 24201 |
| | Netcom AS | 24202 |
| Oman | General Telecoms | 24202 |
| Pakistan | Mobilink | 41001 |
| Papua New Guinea | Pacific Mobile Comms | 31001 |
| Philippines | Globe Telecom | 51502 |
| | Isla Comms | 51501 |
| | Smart Communications | 51503 |
| Poland | ERA GSM | 26002 |
| | IDEA Centertel | 26003 |
| | Polkomtel PLUS GSM | 26001 |
| Portugal | Optimus Telecom. | 26803 |
| | Telecel Communicacoes | 26801 |
| | Telecom Moveis Nac. TMN | 26806 |
| Qatar | Q-Tel QATARNET | 42701 |
| Reunion | Societe Reunionnaise SRR | 64710 |
| Romania | MobiFon CONNEX GSM | 22601 |
| | Mobil Rom DIALOG | 22610 |
| Russia | New Telephone Company | 25012 |
| | Zao Smarts | 25007 |
| | Uratel | 25039 |
| | Siberian Cellular | 25005 |
| | MTS Moscow | 25001 |
| | North Caucasian GSM | 25044 |
| | Kuban GSM | 25013 |
| | KB Impuls BeeLine | 25099 |
| | Don Telecom | 25010 |
| | North-West GSM | 25002 |
| Rwanda | Rwandacell | 63510 |
| Saudi Arabia | Electronics App' Est. EAE | 42007 |
| | Ministry of PTT Al Jawal | 42001 |
| Senegal | Sonatel ALIZE | 60801 |
| Seychelles | Seychelles Cellular Services | 63301 |
| | Telecom AIRTEL | 63310 |
| Singapore | Singapore Tel. GSM 900 | 52501 |
| | Singapore Tel. GSM 1800 | 52502 |
| | MobileOne Asia | 52503 |
| Slovak Republic | EuroTel GSM | 23102 |
| | Globtel GSM | 23101 |
| Slovenia | Si.mobil | 29340 |
| | Mobitel | 29341 |
| South Africa | MTN | 65501 |
| Spain | Retevision Movil Amena | 21403 |
| | Telefonica Moviles Movistar | 21407 |
| | Telefonica Moviles Movistar | 21402 |
| | Airtel Movil | 21401 |
| Sri Lanka | MTN Networks Dialog GSM | 41302 |
| Sudan | Mobile Telephone Company | 63401 |
| Sweden | Telia Mobitel Sweden | 24001 |
| | 3 | 24002 |
| | Orange | 24003 |
| | Comviq GSM | 24007 |
| | Vodafone | 24008 |
| Switzerland | Swisscom NATEL | 22801 |
| | Orange | 22803 |
| | diAx Mobile | 22802 |
| Syria | Syrian Telecom Est. MOBILE | 41709 |
| Taiwan | Pacific Cellular TWNGSM | 46697 |
| | TransAsia Telecoms | 46699 |
| | Mobitai Communications | 46693 |
| | KG Telecom | 46688 |
| | Far EasTone Telecoms | 46601 |
| | Chunghwa Telecom | 46692 |
| Tanzania | Tritel | 64001 |
| Thailand | Advanced Info Service AIS | 52001 |
| | Digital Phone HELLO | 52023 |
| | Total Access Worldphone | 52018 |
| | WCS IQ | 52010 |
| Togo | Togo Telecom TOGO CELL | 61501 |
| Tunisia | Tunisie Telecom Tunicell | 60502 |
| Turkey | Turk Telekom Turkcell | 28601 |
| | TELSIM Mobil Telekom. | 28602 |
| Uganda | Celtel Cellular | 64101 |
| | MTN Uganda | 64110 |
| Ukraine | Golden Telecom | 25505 |
| | Kyivstar GSM | 25503 |
| | Ukrainian Mobile Comms | 25501 |
| | Ukrainian Radio Systems | 25502 |
| United Arab Emirates | UAE ETISALAT-G1 | 42401 |
| | UAE ETISALAT-G2 | 42402 |
| United Kingdom | Virgin -23430 | 23430 |
| | Virgin (for 3510i & N-Gage) | 23400001 |
| | Cellnet | 23410 |
| | One2One | 23430 |
| | Manx Telecom Pronto GSM | 23458 |
| | Guernsey Telecoms GSM | 23455 |
| | Orange | 23433 |
| | 3 | 23420 |
| | Tesco | 23400003 |
| | T-Mobile | 23430 |
| | Vodafone | 23415 |
| | O2 | 23410 |
| | Jersey Telecom GSM | 23450 |
| USA | AT & T Wireless | 31038 |
| | AT & T Wireless-3650 w/ IMEI 351102500... | 24407 |
| | (PCS) Sprint Spectrum Sprint | 31002 |
| | (PCS) BellSouth Mobility PCS | 31015 |
| | T-Mobile in all areas | 31020 |
| | (PCS) American Portable Telecoms Sprint | 31020 |
| | Western Wireless/VoiceStream (Des Moines) | 31021 |
| | Western Wireless/VoiceStream (Oklahoma City) | 31022 |
| | Western Wireless/VoiceStream (Salt Lake City) | 31023 |
| | Western Wireless/VoiceStream (Albuquerque) | 31024 |
| | Western Wireless/VoiceStream (Hawaii) | 31025 |
| | Western Wireless/VoiceStream (Denver) | 31026 |
| | (PCS) Powertel PCS Partners | 31027 |
| | VoiceStream Central | 31031 |
| | (PCS) DigiPH DigiPH | 31066 |
| | Omnopoint Communications | 31016 |
| | Iowa Wireless Services | 31077 |
| | APC Sprint Spectrum | 31002 |
| | Wireless 2000 Telephone | 31011 |
| | CINGULAR Pacific Bell Wireless | 31017 |
| | Western Wireless Voicestream | 31026 |
| | Powertel | 31027 |
| | Aerial Communications | 31031 |
| Uzbekistan | Daewoo Unitel | 43404 |
| | Coscom | 43405 |
| | Buztel | 43401 |
| Venezuela | Infonet | 73401 |
| Vietnam | MTSC | 45201 |
| | DGPT | 45202 |
| Yugoslavia | ProMonte GSM | 22002 |
| | MOBTEL | 22001 |
| Zambia | Zamcell | 64501 |
| Zimbabwe | Telecel | 64803 |