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