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Country codes are short alphabetic or numeric
geographical Geography (from Greek: , ''geographia''. Combination of Greek words ‘Geo’ (The Earth) and ‘Graphien’ (to describe), literally "earth description") is a field of science devoted to the study of the lands, features, inhabitants, and ...
codes (
geocode A geocode is a code that represents a geographic entity ( location or object). It is a unique identifier of the entity, to distinguish it from others in a finite set of geographic entities. In general the ''geocode'' is a human-readable an ...
s) developed to represent countries and dependent areas, for use in
data processing Data processing is the collection and manipulation of digital data to produce meaningful information. Data processing is a form of '' information processing'', which is the modification (processing) of information in any manner detectable by ...
and
communication Communication (from la, communicare, meaning "to share" or "to be in relation with") is usually defined as the transmission of information. The term may also refer to the message communicated through such transmissions or the field of inqui ...
s. Several different systems have been developed to do this. The term ''country code'' frequently refers to
ISO 3166-1 alpha-2 ISO 3166-1 alpha-2 codes are two-letter country codes defined in ISO 3166-1, part of the ISO 3166 standard published by the International Organization for Standardization (ISO), to represent countries, dependent territories, and special areas of ...
or international dialing codes, the
E.164 E.164 is an international standard (ITU-T Recommendation), titled ''The international public telecommunication numbering plan'', that defines a numbering plan for the worldwide public switched telephone network (PSTN) and some other data network ...
country calling codes Country calling codes or country dial-in codes are telephone number prefixes for reaching telephone subscribers in the networks of the member countries or regions of the International Telecommunication Union (ITU). The codes are defined by th ...
.


ISO 3166-1

This standard defines for most of the countries and dependent areas in the world: *a two-letter (
ISO 3166-1 alpha-2 ISO 3166-1 alpha-2 codes are two-letter country codes defined in ISO 3166-1, part of the ISO 3166 standard published by the International Organization for Standardization (ISO), to represent countries, dependent territories, and special areas of ...
) *a three-letter (
ISO 3166-1 alpha-3 ISO 3166-1 alpha-3 codes are three-letter country codes defined in ISO 3166-1, part of the ISO 3166 standard published by the International Organization for Standardization (ISO), to represent countries, dependent territories, and special area ...
), and *a three-digit numeric (
ISO 3166-1 numeric ISO 3166-1 numeric (or numeric-3) codes are three-digit country codes defined in ISO 3166-1, part of the ISO 3166 standard published by the International Organization for Standardization (ISO), to represent countries, dependent territories, and sp ...
) code. The two-letter codes are used as the basis for some other codes or applications, for example, *for
ISO 4217 ISO 4217 is a standard published by the International Organization for Standardization (ISO) that defines alpha codes and numeric codes for the representation of currencies and provides information about the relationships between individual ...
currency A currency, "in circulation", from la, currens, -entis, literally meaning "running" or "traversing" is a standardization of money in any form, in use or circulation as a medium of exchange, for example banknotes and coins. A more general ...
codes and *with deviations, for country code
top-level domain A top-level domain (TLD) is one of the domains at the highest level in the hierarchical Domain Name System of the Internet after the root domain. The top-level domain names are installed in the root zone of the name space. For all domains in ...
names (ccTLDs) on the Internet: list of Internet TLDs. For more applications see
ISO 3166-1 alpha-2 ISO 3166-1 alpha-2 codes are two-letter country codes defined in ISO 3166-1, part of the ISO 3166 standard published by the International Organization for Standardization (ISO), to represent countries, dependent territories, and special areas of ...
.


Other country codes

*
European Union The European Union (EU) is a supranational union, supranational political union, political and economic union of Member state of the European Union, member states that are located primarily in Europe, Europe. The union has a total area of ...
: **Before the 2004 EU enlargement the EU used the UN Road Traffic Conventions license plate codes. Since then, it has used the
ISO 3166-1 ISO 3166-1 (''Codes for the representation of names of countries and their subdivisions – Part 1: Country codes'') is a standard defining codes for the names of countries, dependent territories, and special areas of geographical interest. It ...
alpha-2 code, but with two modification

***EL for Greece (instead of GR) ***(formerly) UK for United Kingdom (instead of GB) **The '' Nomenclature des unités territoriales statistiques'' (Nomenclature of territorial units for statistics, NUTS) of the
European Union The European Union (EU) is a supranational union, supranational political union, political and economic union of Member state of the European Union, member states that are located primarily in Europe, Europe. The union has a total area of ...
, mostly focusing on subdivisions of the EU member states *
FIFA FIFA (; stands for ''Fédération Internationale de Football Association'' (French), meaning International Association Football Federation ) is the international governing body of association football, beach football and futsal. It was found ...
(Fédération Internationale de Football Association) assigns a three-letter code (dubbed FIFA Trigramme) to each of its member and non-member countries: List of FIFA country codes *
Federal Information Processing Standard The Federal Information Processing Standards (FIPS) of the United States are a set of publicly announced standards that the National Institute of Standards and Technology (NIST) has developed for use in computer systems of non-military, American ...
(FIPS) 10-4 defined two-letter codes used by the U.S. government and in the
CIA World Factbook ''The World Factbook'', also known as the ''CIA World Factbook'', is a reference resource produced by the Central Intelligence Agency (CIA) with almanac-style information about the countries of the world. The official print version is available ...
:
list of FIPS country codes This is a list of FIPS 10-4 country codes for ''Countries, Dependencies, Areas of Special Sovereignty, and Their Principal Administrative Divisions''. The two-letter country codes were used by the US government for geographical data processing i ...
. On September 2, 2008, FIPS 10-4 was one of ten standards withdrawn by
NIST The National Institute of Standards and Technology (NIST) is an agency of the United States Department of Commerce whose mission is to promote American innovation and industrial competitiveness. NIST's activities are organized into physical sci ...
as a Federal Information Processing Standard. * The
Bureau of Transportation Statistics The Bureau of Transportation Statistics (BTS), part of the United States Department of Transportation, is a government office that compiles, analyzes, and publishes information on the nation's transportation systems across various modes; and str ...
, part of the
United States Department of Transportation The United States Department of Transportation (USDOT or DOT) is one of the executive departments of the U.S. federal government. It is headed by the secretary of transportation, who reports directly to the President of the United States and ...
(US DOT), maintains its own list of codes, so-called World Area Codes (WAC), for state and country codes. *
GOST 7.67 GOST 7.67 is GOST standard for country codes and codes of Russian federal subjects (regions). The standard defines country names in Russian and English language, Cyrillic three-letter country codes, Latin three- and two-letter country codes, as we ...
: country codes in
Cyrillic The Cyrillic script ( ), Slavonic script or the Slavic script, is a writing system used for various languages across Eurasia. It is the designated national script in various Slavic, Turkic, Mongolic, Uralic, Caucasian and Iranic-speaking co ...
from the
GOST GOST (russian: ГОСТ) refers to a set of international technical standards maintained by the ''Euro-Asian Council for Standardization, Metrology and Certification (EASC)'', a regional standards organization operating under the auspices of t ...
standards committee *From the
International Civil Aviation Organization The International Civil Aviation Organization (ICAO, ) is a specialized agency of the United Nations that coordinates the principles and techniques of international air navigation, and fosters the planning and development of international a ...
(ICAO): ** The national prefixes used in aircraft registration numbers ** Location prefixes in four-character
ICAO airport code The ICAO airport code or location indicator is a four-letter code designating aerodromes around the world. These codes, as defined by the International Civil Aviation Organization and published in ICAO Document 7910: ''Location Indicators'', a ...
s *
International Olympic Committee The International Olympic Committee (IOC; french: link=no, Comité international olympique, ''CIO'') is a non-governmental sports organisation based in Lausanne, Switzerland. It is constituted in the form of an association under the Swis ...
(IOC) three-letter codes used in sporting events:
list of IOC country codes The International Olympic Committee (IOC) uses three-letter abbreviation country codes to refer to each group of athletes that participate in the Olympic Games. Each geocode usually identifies a National Olympic Committee (NOC), but there are s ...
*From the
International Telecommunication Union The International Telecommunication Union is a specialized agency of the United Nations responsible for many matters related to information and communication technologies. It was established on 17 May 1865 as the International Telegraph Unio ...
(ITU): **the
E.164 E.164 is an international standard (ITU-T Recommendation), titled ''The international public telecommunication numbering plan'', that defines a numbering plan for the worldwide public switched telephone network (PSTN) and some other data network ...
international telephone dialing codes:
list of country calling codes Country calling codes or country dial-in codes are telephone number prefixes for reaching telephone subscribers in the networks of the member countries or regions of the International Telecommunication Union (ITU). The codes are defined by the ...
with 1-3 digits, **the
E.212 The international mobile subscriber identity (IMSI) is a number that uniquely identifies every user of a cellular network. It is stored as a field and is sent by the mobile device to the network. It is also used for acquiring other details of th ...
mobile country codes The ITU-T Recommendation E.212 defines mobile country codes (MCC) as well as mobile network codes (MNC). Overview The mobile country code consists of three decimal digits and the mobile network code consists of two or three decimal digits (for e ...
(MCC), for mobile/wireless phone addresses, **the first few characters of call signs of radio stations (maritime, aeronautical,
amateur radio Amateur radio, also known as ham radio, is the use of the radio frequency spectrum for purposes of non-commercial exchange of messages, wireless experimentation, self-training, private recreation, radiosport, contesting, and emergency commu ...
, broadcasting, and so on) define the country: the ITU prefix, ** ITU letter codes for member-countries, **
ITU prefix - amateur and experimental stations Amateur radio call signs are allocated to amateur radio operators around the world. The call signs are used to legally identify the station or operator, with some countries requiring the station call sign to always be used and others allowing the o ...
- The
International Telecommunication Union The International Telecommunication Union is a specialized agency of the United Nations responsible for many matters related to information and communication technologies. It was established on 17 May 1865 as the International Telegraph Unio ...
(ITU) assigns national telecommunication prefixes for
amateur An amateur () is generally considered a person who pursues an avocation independent from their source of income. Amateurs and their pursuits are also described as popular, informal, self-taught, user-generated, DIY, and hobbyist. History ...
and experimental radio use, so that operators can be identified by their country of origin. These prefixes are legally administered by the national entity to which prefix ranges are assigned. **Three-digit codes used to identify countries in maritime mobile radio transmissions, known as
maritime identification digits Maritime identification digits are used by radio communication facilities to identify their home country or base area in Digital Selective Calling (DSC), Automatic Transmitter Identification System (ATIS), and Automatic Identification System (AIS) ...
*
License plate A vehicle registration plate, also known as a number plate (British English), license plate (American English), or licence plate (Canadian English), is a metal or plastic plate attached to a motor vehicle or trailer for official identificatio ...
s for automobiles: **Under the 1949 and 1968 United Nations Road Traffic Conventions (distinguishing signs of vehicles in international traffic):
List of international license plate codes The country in which a motor vehicle's vehicle registration plate was issued may be indicated by an international licence plate country code, formerly known as an International Registration Letter or International Circulation Mark. It is ref ...
. **
Diplomatic license plates in the United States In the United States, vehicle registration plates, known as license plates, are issued by a department of motor vehicles, an agency of the state or territorial government, or in the case of the District of Columbia, the district government. So ...
, assigned by the
U.S. State Department The United States Department of State (DOS), or State Department, is an executive department of the U.S. federal government responsible for the country's foreign policy and relations. Equivalent to the ministry of foreign affairs of other n ...
. *
North Atlantic Treaty Organization The North Atlantic Treaty Organization (NATO, ; french: Organisation du traité de l'Atlantique nord, ), also called the North Atlantic Alliance, is an intergovernmental military alliance between 30 member states – 28 European and two No ...
(NATO) used two-letter codes of its own:
list of NATO country codes This is the list of NATO country codes. Up to and including the seventh edition of STANAG 1059, these were two-letter codes (digrams). The eighth edition, promulgated February 19, 2004, and effective April 1, 2004, replaced all codes with new ones ...
. They were largely borrowed from the FIPS 10-4 codes mentioned below. In 2003 the eighth edition of the Standardisation Agreement (STANAG) adopted the ISO 3166 three-letter codes with one exception (the code for Macedonia). With the ninth edition, NATO is transitioning to four- and six-letter codes based on ISO 3166 with a few exceptions and additions *
United Nations Development Programme The United Nations Development Programme (UNDP)french: Programme des Nations unies pour le développement, PNUD is a United Nations agency tasked with helping countries eliminate poverty and achieve sustainable economic growth and human dev ...
(UNDP) also has its own list of trigram country codes *
World Intellectual Property Organization The World Intellectual Property Organization (WIPO; french: link=no, Organisation mondiale de la propriété intellectuelle (OMPI)) is one of the 15 specialized agencies of the United Nations (UN). Pursuant to the 1967 Convention Establishi ...
(WIPO):
WIPO ST.3 WIPO ST.3 is the World Intellectual Property Organization standard for the two-letter codes of countries and other organizations, such as regional intellectual-property organizations. It generally follows ISO 3166-1 except for the non-country entri ...
gives two-letter codes to countries and regional intellectual property organizations *
World Meteorological Organization The World Meteorological Organization (WMO) is a specialized agency of the United Nations responsible for promoting international cooperation on atmospheric science, climatology, hydrology and geophysics. The WMO originated from the Inter ...
(WMO) has its own list of country codes, used in reporting meteorological observations * UIC (the
International Union of Railways The International Union of Railways (UIC, french: Union internationale des chemins de fer) is an international rail transport industry body. History The railways of Europe originated as many separate concerns, and there were many border chang ...
):
UIC Country Code The UIC Country Code is a two digit-number identifying countries in which members of the International Union of Railways (UIC) are active. The UIC has issued numbering systems for rolling stock ( UIC wagon numbers) and stations that include the cou ...
s The developers of ISO 3166 intended that in time it would replace other coding systems in existence.


Other codings

The following can represent countries: *The initial digits of International Standard Book Numbers (
ISBN The International Standard Book Number (ISBN) is a numeric commercial book identifier that is intended to be unique. Publishers purchase ISBNs from an affiliate of the International ISBN Agency. An ISBN is assigned to each separate edition a ...
) are group identifiers for countries, areas, or language regions. *The first three digits of GS1 Company Prefixes used to identify products, for example, in
barcode A barcode or bar code is a method of representing data in a visual, machine-readable form. Initially, barcodes represented data by varying the widths, spacings and sizes of parallel lines. These barcodes, now commonly referred to as linear or o ...
s, designate (national) numbering agencies.


Lists of country codes by country

A - B - C - D–E - F - G - H–I - J–K - L - M - N - O–Q - R - S - T - U–Z


See also

*
List of ISO 3166 country codes The International Organization for Standardization (International Organization for Standardization, ISO) created and maintains the ISO 3166, ISO 3166 standard – ''Codes for the representation of names of countries and their subdivisions''. The I ...
*
ISO 639 ISO 639 is a set of standards by the International Organization for Standardization that is concerned with representation of names for languages and language groups. It was also the name of the original standard, approved in 1967 (as ''ISO 639/ ...
language codes *
Language code A language code is a code that assigns letters or numbers as identifiers or classifiers for languages. These codes may be used to organize library collections or presentations of data, to choose the correct localizations and translations in comput ...
*
Numbering scheme There are many different numbering schemes for assigning nominal numbers to entities. These generally require an agreed set of rules, or a central coordinator. The schemes can be considered to be examples of a primary key of a database management s ...
*
Top-level domain A top-level domain (TLD) is one of the domains at the highest level in the hierarchical Domain Name System of the Internet after the root domain. The top-level domain names are installed in the root zone of the name space. For all domains in ...


References


External links


Comparison of various systems
*Another comparison: *A comparison wit
ISO, IFS and others
wit
notes
{{DEFAULTSORT:Country Code * Geocodes