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Flag of Guam

Guam

Guam · Micronesia

Guam is a country in Micronesia, with Hagåtña as its capital, home to about 168,999 people. Below are its flag, capital, currency, calling code, ISO codes and the countries it borders.

Capital
Hagåtña
Region
Micronesia
Currency
United States dollar (USD $)
Calling code
+1671
ISO codes
GU / GUM / 316
Flag emoji
🇬🇺
Population
168,999 (2025)
Area
549 km²
Languages
Chamorro, English, Spanish
Internet domain
.gu
Demonym
Guamanian

About Guam

Guam is a country or territory in Micronesia. Its capital and seat of government is Hagåtña. It is an island nation with no land borders. The official currency is the United States dollar ($), using the code USD.

To call Guam from abroad, dial the country code +1671. In international standards it is identified by the ISO 3166-1 codes GU (alpha-2) and GUM (alpha-3), which appear in everything from web addresses to shipping labels. As of 2025, its population is around 168,999.

Frequently asked questions

What is the capital of Guam?
The capital of Guam is Hagåtña.
What currency does Guam use?
Guam uses the United States dollar (USD, symbol $).
What is the country calling code for Guam?
The international dialling code for Guam is +1671.
What are the ISO codes for Guam?
Guam has the ISO 3166-1 alpha-2 code GU, the alpha-3 code GUM and the numeric code 316.
What is the flag emoji for Guam?
The flag emoji for Guam is 🇬🇺. You can copy it from the top of this page.

Population from the World Bank (SP.POP.TOTL); flag, capital, currency, calling code and ISO data from open datasets. Full sources and vintage on the data page. Dataset compiled 2026-07-02.