Member states of the Organization of American States explained

33 independent nations of the Americas are member states of the Organization of American States (OAS); Cuba and Nicaragua are the only exceptions, although they were both formerly member states.[1]

Member States

When formed on 5 May 1948 there were 21 members of the OAS. The organization's membership expanded as other nations in the Americas gained full political independence as sovereign states.

Nation Capital Year
joined
GDP (PPP)
per capita
(2020)[2]
HDI
2018 est.
for 2017
[3]
Official or National
languages
1981 1.78 $18,241 0.780 English
1948 716 $20,771 0.825 Spanish
1982 11.8 $32,538 0.807 English
1967 7.169 $13,349 0.800 English
1991 2.38 $6,458 0.708 English
Bolivia1948 55.4 $8,275 0.693 Spanish
1948 3,012 $14,835 0.759 Portuguese
1990 1,519 $46,611 0.926 English and French
1948 386 $25,110 0.843 Spanish
1948 598 $14,931 0.747 Spanish
Costa Rica1948 64 $22,132 0.794 Spanish
1979 0.91 $10,853 0.715 East Caribbean dollar English
1948 200 $17,935 0.736 Spanish
1948 165 $10,895 0.752 United States dollar Spanish
1948 45 $8,420 0.674 United States dollar Spanish
1975 1.142 $15,283 0.772 English
1948 113 $8,853 0.650 Spanish
1991 2.70 $19,704 0.654 English
Haiti1948 13 $3,095 0.498 French
1948 33 $5,420 0.617 Spanish
1969 21 $9,241 0.732 English
1948 2,014 $18,444 0.774 Spanish
1948 64 $26,782 0.789 United States dollar Spanish
1948 41 $13,069 0.702 Spanish
1948 358 $11,878 0.750 Spanish
1984 0.97 $25,653 0.778 English
1979 2.02 $12,709 0.747 English
1981 1.20 $12,705 0.723 English
1977 4.7 $16,734 0.720
1967 35.6 $25,023 0.784 English
1948 16,800 $63,593 0.924 English
1948 62 $22,793 0.804 Spanish
1948 553 $5,177[4] 0.761 Spanish

Former members

Nation Capital Year
joined
GDP (PPP)
per capita
(2020)
HDI
2018 est.
for 2017
Official or National
languages
1948 212 No data 0.777 Spanish
1948 24.39 $5,569 0.658 Spanish

Non-members

The following jurisdictions are not members of the OAS as each is a dependent territory of another nation. They are grouped under the nation that has sovereignty over them.

JurisdictionSovereign stateTerritory type
AnguillaUnited KingdomOverseas territory
ArubaNetherlandsConstituent country
BermudaUnited KingdomOverseas territory
BonaireNetherlandsPublic body
British Virgin IslandsUnited KingdomOverseas territory
Cayman IslandsUnited KingdomOverseas territory
CuraçaoNetherlandsConstituent country
Falkland IslandsUnited KingdomOverseas territory
French GuianaFranceOverseas region
GreenlandDenmarkConstituent country
GuadeloupeFranceOverseas region
MartiniqueFranceOverseas region
MontserratUnited KingdomOverseas territory
Puerto RicoUnited StatesUnincorporated organized territory
SabaNetherlandsPublic body
Saint BarthélemyFranceOverseas collectivity
Saint MartinFranceOverseas collectivity
Saint Pierre and MiquelonFranceOverseas collectivity
Sint MaartenNetherlandsConstituent country
Sint EustatiusNetherlandsPublic body
South Georgia and the South Sandwich IslandsUnited KingdomOverseas territory
Turks and Caicos IslandsUnited KingdomOverseas territory
U.S. Virgin IslandsUnited StatesUnincorporated organized territory

Observers

The observer states are:[5]

Notes and References

  1. Web site: OAS . 2009-08-01 . OAS - Organization of American States: Democracy for peace, security, and development . 2024-06-20 . www.oas.org . en.
  2. News: World Bank .
  3. Web site: 2018 Human Development Report . 2018 . 14 September 2018 . United Nations Development Programme .
  4. Web site: GDP per capita, current prices . 2022-04-21 . www.imf.org.
  5. http://www.oas.org/en/ser/dia/perm_observers/countries.asp observers
  6. News: Organization of American States suspends Russia's permanent observer status. 2022-04-22. Reuters.