The radiocommunication division of the International Telecommunication Union uses the following letter codes to identify its member countries. Eight countries are assigned single-letter codes (, , , , , , , ), while the rest have codes three letters in length.
+ ITU country symbols for its member statesList of ITU member states Code CountryA AFG AFS (Republic of) AGL (Republic of) ALB (Republic of) ALG (People's Democratic Republic of) AND (Principality of) ARG ARM (Republic of) ARS (Kingdom of) ATG AUS AUT AZE (Republic of)B B (Federative Republic of) BAH (Commonwealth of the) BDI (Republic of) BEL BEN (Republic of) BFA BGD (People's Republic of) BHR (Kingdom of) BIH BLR (Republic of) BLZ BOL (Plurinational State of) BOT (Republic of) BRB BRM (Union of) BRU BTN (Kingdom of) BUL (Republic of)C CAF CAN CBG (Kingdom of) CHL CHN (People's Republic of) CLM (Republic of) CLN (Democratic Socialist Republic of) CME (Republic of) COD COG (Republic of the) COM (Union of the) CPV (Republic of) CTI (Republic of) CTR CUB CVA CYP (Republic of) CZE D D (Federal Republic of) DJI (Republic of) DMA (Commonwealth of) DNK DOM E E EGY (Arab Republic of) EQA ERI EST (Republic of) ETH (Federal Democratic Republic of)F F FIN FJI (Republic of) FSM (Federated States of)G G GAB GEO GHA GMB (Republic of the) GNB (Republic of) GNE (Republic of) GRC GRD GTM (Republic of) GUI (Republic of) GUY H HND (Republic of) HNG HOL (Kingdom of the) HRV (Republic of) HTI (Republic of)I I IND (Republic of) INS (Republic of) IRL IRN (Islamic Republic of) IRQ (Republic of) ISL ISR (State of)J J JMC JOR (Hashemite Kingdom of)K KAZ (Republic of) KEN (Republic of) KGZ KIR (Republic of) KNA (Federation of) KOR (Republic of) KRE Democratic People's Republic of Korea KWT (State of)L LAO LBN LBR (Republic of) LBY (State of) LCA LIE (Principality of) LSO (Kingdom of) LTU (Republic of) LUX LVA (Republic of)M MAU (Republic of) MCO (Principality of) MDA (Republic of) MDG (Republic of) MEX MHL (Republic of the) MKD (Republic of) MLA MLD (Republic of) MLI (Republic of) MLT MNE MNG MOZ (Republic of) MRC (Kingdom of) MTN (Islamic Republic of) MWI N NCG NGR (Republic of the) NIG (Federal Republic of) NMB (Republic of) NOR NPL (Federal Democratic Republic of) NRU (Republic of) NZL O OMA (Sultanate of)P PAK (Islamic Republic of) PHL (Republic of the)PLW (Republic of) PNG PNR (Republic of) POL (Republic of) POR PRG (Republic of) PRU Q QAT (State of)R ROU RRW (Republic of) RUS S S SDN (Republic of the) SEN (Republic of) SEY (Republic of) SLM SLV (Republic of) SMO (Independent State of) SMR (Republic of) SNG (Republic of) SOM (Federal Republic of) SRB (Republic of) SRL SSD (Republic of) STP (Democratic Republic of) SUI (Confederation of) SUR (Republic of) SVK SVN (Republic of) SWZ (Kingdom of) SYR T TCD (Republic of) TGO THA TJK (Republic of) TKM TLS (Democratic Republic of) TON (Kingdom of) TRD TUN TUR (Republic of) TUV TZA (United Republic of)U UAE UGA (Republic of) UKR URG (Eastern Republic of) USA UZB (Republic of)V VCT VEN (Bolivarian Republic of) VTN (Socialist Republic of) VUT (Republic of)WXY YEM (Republic of)Z ZMB (Republic of) ZWE (Republic of)
The ITU also designates the following codes for other areas around the world that are not member states.
+ ITU country symbols for non-member states, areas,List of all geographical area designations organizationsList of symbols designating certain International Organizations and special purposesList of symbols indicating a special administrative statusList of special regional designations Code AreaA ABW AIA ALS (State of) AMS Saint Paul and Amsterdam Islands AOE / Western Sahara ASC ATA AZR B BER BIO Chagos Islands (Indian Ocean) BLM (French Department of) BVT C CG7 CUB(Guantanamo) (7).as defined in Appendix 26 to the Radio Regulations, Geneva, 1959; (7) means "USA stations" CHR (Indian Ocean) CKH CNR CPT CRO Crozet Archipelago CYM D DGA Diego GarciaEF FLK (Malvinas) FRO G GCA (Non-metropolitan) – Region 1 GCC – Region 3 GIB GRL GUF (French Department of) GUM H HKG (Special Administrative Region of China) HMD HWA (State of) HWL I ICO J JAR JON K KER Kerguelen IslandsLM MAC (Special Administrative Region of China) MDR MDW MRA (Commonwealth of the) MRN Marion Island MRT (French Department of) MSR MYT (Territorial Collectivity of)N NCL NFK NIU O OCE P PAQ PHX Phoenix Islands PLM Palmyra Island PTC PTR QR REU (French Department of) ROD RodriguesS SCG ex → SRB, MNE SHN SMA SPM (Territorial Collectivity of) SWN Swan Islands SXM (Dutch part)T TCA TKL TRC UV VIR VRG W WAK WAL X XAA shared throughout the world XAX shared by several countries, but in a restricted area of the world XBR special use XBY / Abyei area XCQ ex Caroline Islands → FSM + PLW XCS ex TCH → CZE + SVK XGZ XMM inter-ship communications XOA International Civil Aviation Organization XR1 Region 1 (RR 5.3) XR2 Region 2 (RR 5.4) XR3 Region 3 (RR 5.5) XRY (RR AP 26/5.2) XSC ex SCG XSD ex Republic of the Sudan before 14 July 2011 → SDN + SSD XSP Spratly Islands XSU ex URS → RUS + … XUN XUU unknown site XWB XWM World Meteorological Organization XYU ex YUG → SCG… + HRV + BIH + SVN XYZ pending further developments regarding the administration responsible XZZ administrative status is subject to special arrangementsYZ
References
External links ITU: List of all geographical area designations