WIPO ST.3 explained

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.^[1] It generally follows ISO 3166-1 except for the non-country entries.

Current codes

Rows in blue are not present in ISO 3166-2. Rows in yellow are different from ISO 3166-2. Codes AA, QM to QY, XA to XM, XO to XT, XW, XY, XZ and ZZ are available for individual or provisional use.

English country/organization short name	WIPO ST.3 code	ISO 3166-2 Alpha-2 code
Afghanistan	AF
Albania	AL
Algeria	DZ
Andorra	AD
Angola	AO
Anguilla	AI
Antigua and Barbuda	AG
Argentina	AR
Armenia	AM
Aruba	AW
Australia	AU
Austria	AT
Azerbaijan	AZ
Bahamas	BS
Bahrain	BH
Bangladesh	align=center	BD	align=center
Barbados	align=center	BB	align=center
Belarus	align=center	BY	align=center
Belgium	align=center	BE	align=center
Belize	align=center	BZ	align=center
Benin	align=center	BJ	align=center
Bermuda	align=center	BM	align=center
Bhutan	align=center	BT	align=center
	align=center	BO	align=center
	align=center	BQ	align=center
Bosnia and Herzegovina	align=center	BA	align=center
Botswana	align=center	BW	align=center
Bouvet Island	align=center	BV	align=center
Brazil	align=center	BR	align=center
Brunei Darussalam	align=center	BN	align=center
Bulgaria	align=center	BG	align=center
Burkina Faso	align=center	BF	align=center
Burundi	align=center	BI	align=center
Cambodia	align=center	KH	align=center
Cameroon	align=center	CM	align=center
Canada	align=center	CA	align=center
Cape Verde	align=center	CV	align=center
Cayman Islands	align=center	KY	align=center
Central African Republic	align=center	CF	align=center
Chad	align=center	TD	align=center
Chile	align=center	CL	align=center
China	align=center	CN	align=center
Colombia	CO
Comoros	KM
Congo	CG
Congo, the Democratic Republic of the	CD
Cook Islands	CK
Costa Rica	CR
	CI
Croatia	HR
Cuba	CU
	CW
Cyprus	CY
Czech Republic	CZ
Denmark	DK
Djibouti	DJ
Dominica	DM
Dominican Republic	DO
Ecuador	EC
Egypt	EG
El Salvador	SV
Equatorial Guinea	GQ
Eritrea	ER
Estonia	EE
Ethiopia	ET
Falkland Islands (Malvinas)	FK
Faroe Islands	FO
Fiji	FJ
Finland	FI
France	FR
Gabon	GA
Gambia	GM
Georgia	GE
Germany	DE
Ghana	GH
Gibraltar	GI
Greece	GR
Greenland	GL
Grenada	GD
Guatemala	GT
	GG
Guinea	GN
Guinea-Bissau	GW
Guyana	GY
Haiti	HT
Holy See (Vatican City State)	VA
Honduras	HN
Hong Kong, Special Administrative Region of the People's Republic of China	HK
Hungary	HU
Iceland	IS
India	IN
Indonesia	ID
Iran, Islamic Republic of	IR
Iraq	IQ
Ireland	IE
	IM
Israel	IL
Italy	IT
Jamaica	JM
Japan	JP
	JE
Jordan	JO
Kazakhstan	KZ
Kenya	KE
Kiribati	KI
Korea, Democratic People's Republic of	KP
Korea, Republic of	KR
Kuwait	KW
Kyrgyzstan	KG
Lao People's Democratic Republic	LA
Latvia	LV
Lebanon	LB
Lesotho	LS
Liberia	LR
	LY
Liechtenstein	LI
Lithuania	LT
Luxembourg	LU
Macao	MO
	MK
Madagascar	MG
Malawi	MW
Malaysia	MY
Maldives	MV
Mali	ML
Malta	MT
Mauritania	MR
Mauritius	MU
Mexico	MX
Moldova, Republic of	MD
Monaco	MC
Mongolia	MN
Montenegro	ME
Montserrat	MS
Morocco	MA
Mozambique	MZ
Myanmar	MM
Namibia	NA
Nauru	NR
Nepal	NP
Netherlands	NL
New Zealand	NZ
Nicaragua	NI
Niger	NE
Nigeria	NG
Northern Mariana Islands	MP
Norway	NO
Oman	OM
Pakistan	PK
Palau	PW
Panama	PA
Papua New Guinea	PG
Paraguay	PY
Peru	PE
Philippines	PH
Poland	PL
Portugal	PT
Qatar	QA
Romania	RO
Russian Federation	RU
Rwanda	RW
Saint Helena, Ascension and Tristan da Cunha	SH
Saint Kitts and Nevis	KN
Saint Lucia	LC
Saint Vincent and the Grenadines	VC
Samoa	WS
San Marino	SM
	ST
Saudi Arabia	SA
Senegal	SN
Serbia	RS
Seychelles	SC
Sierra Leone	SL
Singapore	SG
	SX
Slovakia	SK
Slovenia	SI
Solomon Islands	SB
Somalia	SO
South Africa	ZA
South Georgia and the South Sandwich Islands	GS
	SS
Spain	ES
Sri Lanka	LK
Sudan	SD
Suriname	SR
Swaziland	SZ
Sweden	SE
Switzerland	CH
Syrian Arab Republic	SY
Taiwan, Province of China	TW
Tajikistan	TJ
Tanzania, United Republic of	TZ
Thailand	TH
Timor-Leste	TL
Togo	TG
Tonga	TO
Trinidad and Tobago	TT
Tunisia	TN
Turkey	TR
Turkmenistan	TM
Turks and Caicos Islands	TC
Tuvalu	TV
Uganda	UG
Ukraine	UA
United Arab Emirates	AE
United Kingdom	GB
United States	US
Uruguay	UY
Uzbekistan	UZ
Vanuatu	VU
Venezuela, Bolivarian Republic of	VE
	VN
Virgin Islands, British	VG
Western Sahara	EH
Yemen	YE
Zambia	ZM
Zimbabwe	ZW

Notes and References

1. Web site: Two-letter codes for the representation of states, other entities and organizations. March 2011. August 26, 2011.