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Which countries use the United States dollar?

The United States dollar (USD $) is the official currency of 20 countries and territories.

Official currency (16)

The currency listed for this place in ISO 4217 terms.

Official currency: 16 of the 20 places that use the United States dollar, with capital and population. Dataset compiled 2026-07-02.
Country or territoryCapitalPopulation
Flag of EcuadorEcuadorQuito18,289,896
Flag of El SalvadorEl SalvadorSan Salvador6,365,503
Flag of Marshall IslandsMarshall IslandsMajuro36,282
Flag of PalauPalauNgerulmud17,663
Flag of Timor-LesteTimor-LesteDili1,418,517
Flag of United StatesUnited StatesWashington D.C.341,784,857
Flag of American SamoaAmerican SamoaPago Pago46,029
Flag of British Indian Ocean TerritoryBritish Indian Ocean TerritoryDiego Garcian/a
Flag of British Virgin IslandsBritish Virgin IslandsRoad Town39,732
Flag of Caribbean NetherlandsCaribbean NetherlandsKralendijkn/a
Flag of GuamGuamHagåtña168,999
Flag of Northern Mariana IslandsNorthern Mariana IslandsSaipan43,541
Flag of Puerto RicoPuerto RicoSan Juan3,184,835
Flag of Turks and Caicos IslandsTurks and Caicos IslandsCockburn Town46,855
Flag of United States Minor Outlying IslandsUnited States Minor Outlying Islandsn/an/a
Flag of United States Virgin IslandsUnited States Virgin IslandsCharlotte Amalie103,792

One of several legal tenders (4)

The currency is legal tender here alongside others, rather than being the single national currency.

One of several legal tenders: 4 of the 20 places that use the United States dollar, with capital and population. Dataset compiled 2026-07-02.
Country or territoryCapitalPopulation
Flag of BahamasBahamasNassau403,033
Flag of CambodiaCambodiaPhnom Penh17,847,982
Flag of PanamaPanamaPanama City4,571,189
Flag of ZimbabweZimbabweHarare16,950,795

How this list is defined

A place is on this list when the United States dollar is one of its official currencies in the source dataset, which follows ISO 4217. That includes dependencies and territories, not only sovereign states, which is why the count here (20) is higher than the number of countries you may expect.

It also includes places where the United States dollar is legal tender alongside other currencies rather than being the single national currency. Those are listed separately above instead of being silently mixed in or silently dropped, because both would misstate the answer.

Frequently asked questions

How many countries use the United States dollar?
The United States dollar (USD) is used by 20 countries and territories: Bahamas, Cambodia, Ecuador, El Salvador, Marshall Islands, Palau, Panama, Timor-Leste, United States, Zimbabwe, American Samoa, British Indian Ocean Territory, British Virgin Islands, Caribbean Netherlands, Guam, Northern Mariana Islands, Puerto Rico, Turks and Caicos Islands, United States Minor Outlying Islands, United States Virgin Islands.
What is the symbol for the United States dollar?
The symbol for the United States dollar is $, and its three-letter currency code is USD.
Do all of them use the United States dollar in the same way?
No. official currency: 16; one of several legal tenders: 4. The groups are listed separately on this page, each with what it means.

Other currencies shared by several countries

See all shared world currencies, or browse countries by region.

Currency assignments from open datasets following ISO 4217; populations from the World Bank (SP.POP.TOTL). Legal-status groupings for the euro follow the European Commission’s euro-area list and the EU’s monetary agreements. Full sources and vintage on the data page. Last updated . Report a correction.