Countries That Use the US Dollar: The Full List

Besides the United States, around 10 sovereign countries use the US dollar as an official currency, including Ecuador, El Salvador, Panama, Zimbabwe, Timor-Leste, Palau, the Marshall Islands, and Micronesia. Several US territories such as Puerto Rico and Guam also use it.

Introduction

The US dollar is the most widely used currency on Earth. It dominates global trade, foreign exchange reserves, and international debt markets. But beyond its role as a reserve currency, the dollar is also the official money of a surprising number of countries that are not part of the United States.

When a country adopts the dollar as its official legal tender, the process is called dollarization. This is different from simply accepting dollars alongside a local currency. This guide breaks down which nations have officially dollarized, which use it de facto, and why they made the switch.

Officially Dollarized Countries

The Americas

• Ecuador: Adopted the US dollar in 2000 after a severe banking and currency crisis wiped out the value of the sucre. Dollarization has since become deeply popular and helped stabilize inflation.
• El Salvador: Replaced the colon with the dollar in 2001 to encourage investment and lower interest rates. In 2021 it also made Bitcoin legal tender, but the dollar remains the backbone of its economy.
• Panama: Has used the US dollar since 1904, shortly after independence. Panama issues its own coins called balboas, which are pegged one to one with the dollar, but all paper money in circulation is US dollars.

The Pacific

• Palau: A Pacific island nation that has used the US dollar since its days under US administration. It has never issued its own currency.
• Marshall Islands: Uses the US dollar under its Compact of Free Association with the United States.
• Micronesia (Federated States): Also uses the dollar under a Compact of Free Association, sharing close ties with Washington.

Africa and Asia

• Zimbabwe: Adopted the US dollar in 2009 after hyperinflation destroyed the Zimbabwean dollar. It has since experimented with reintroducing local currencies, but the US dollar remains widely used and officially recognized.
• Timor-Leste (East Timor): Adopted the dollar in 2000 after gaining independence, seeking a stable currency for its young economy. It mints its own centavo coins alongside dollar notes.

US Territories That Use the Dollar

Several territories under US sovereignty naturally use the dollar as their official currency. They are not independent countries, but they are geographically and politically distinct from the mainland.

• Puerto Rico: The most populous US territory, with more than 3 million residents, all transacting in dollars.
• Guam: A strategically important Pacific island territory that uses the dollar exclusively.
• US Virgin Islands: A Caribbean territory fully integrated into the dollar economy.
• American Samoa and the Northern Mariana Islands: Both Pacific territories that rely entirely on the US dollar.

Official Dollarization vs De Facto Use

There is an important distinction between countries that have officially dollarized and those where dollars simply circulate widely. Official dollarization means the government has declared the US dollar to be legal tender, often abandoning its own currency entirely. Ecuador, El Salvador, and Panama are classic examples.

De facto dollarization happens when people prefer to save and transact in dollars even though a local currency officially exists. This is common in countries with unstable currencies, such as parts of Latin America, Southeast Asia, and post-conflict economies like Cambodia, where dollars circulate alongside the riel. In these cases the dollar is not the sole official money, but it plays a dominant everyday role.

The main advantage of dollarization is stability. By tying itself to the dollar, a country imports the credibility of US monetary policy and can tame runaway inflation. The main drawback is a loss of independence. A dollarized country cannot print its own money to respond to a recession and has no control over interest rates set by the US Federal Reserve.

Quick Questions

How many countries use the US dollar officially?

Beyond the United States, roughly 10 sovereign countries use the US dollar as an official currency, including Ecuador, El Salvador, Panama, Zimbabwe, Timor-Leste, Palau, the Marshall Islands, and Micronesia. Several US territories such as Puerto Rico, Guam, and the US Virgin Islands also use it.

Why did Ecuador and El Salvador adopt the dollar?

Both countries adopted the dollar to escape economic instability. Ecuador dollarized in 2000 after a banking crisis and hyperinflation destroyed confidence in the sucre. El Salvador followed in 2001, hoping to attract foreign investment and lower borrowing costs by using a trusted global currency.

Does Panama have its own currency?

Panama uses the US dollar for all paper money but issues its own coins called balboas, which are pegged one to one with the dollar. Because balboa coins and dollar coins are used interchangeably, Panama is considered one of the longest continuously dollarized economies in the world, dating back to 1904.

Final Thoughts

The reach of the US dollar extends far beyond American borders. From the highlands of Ecuador to the atolls of the Pacific, the dollar provides stability to economies that have chosen credibility over monetary independence. Whether adopted after a crisis or inherited through historical ties, dollarization remains one of the most striking examples of the dollar's global dominance.