Guam ZIP Code Finder by Area and Number

Finding the correct Guam ZIP Code is essential when sending mail, receiving packages, completing online forms, or searching for a specific location. Whether you're a resident, business owner, traveler, or online shopper, using the right Guam ZIP Code helps ensure accurate mail delivery and improves address verification.

The Guam ZIP Code system is managed by the United States Postal Service (USPS) and is designed to organize mail delivery across the state. From large cities such as Dededo and Hagåtña to smaller communities, every Guam ZIP Code plays an important role in helping USPS and shipping carriers deliver mail efficiently.

On this page, you can explore everything related to Guam ZIP Codes, including a Guam ZIP Code lookup, Guam ZIP Code map, Guam ZIP Code list by city, mailing information, and answers to common questions. Whether you're searching for a residential address, business location, or simply learning more about ZIP Codes in Guam, this guide provides reliable and easy-to-understand information.

Guam ZIP Code with Cities

Showing 7 of 7 Guam ZIP codes

Quick Facts About Guam

State: Guam
USPS Abbreviation: GU
ZIP Code Range: 96910–96929
Capital: Hagåtña
Largest City: Dededo
Population: Approximately 0+
Time Zones: Pacific/Guam
Statehood: Unincorporated U.S. territory

These facts provide a quick overview of Guam and help you better understand how the Guam ZIP Code system supports mail delivery across the state.

About Guam ZIP Codes

A Guam ZIP Code is a five-digit postal code assigned by USPS to identify a specific mailing area within the state. Every address in Guam is associated with a ZIP Code that helps postal workers sort and deliver mail quickly and accurately.

Because Guam covers a wide geographic area with cities, towns, and communities, the Guam ZIP Code system is especially important for efficient transportation and delivery. Mail may travel by road, air, or other means depending on the destination, making accurate ZIP Codes even more valuable.

Today, a Guam ZIP Code is used for much more than traditional mail delivery. It is commonly required for:

Online shopping
Package shipping
Address verification
Banking services
Insurance applications
Government records
Healthcare services
Emergency response
Navigation and GPS
Business operations

Whether you're moving to Guam, starting a business, or ordering products online, using the correct Guam ZIP Code helps reduce delivery errors and ensures faster service.

Guam ZIP Code Lookup

If you don't know the correct Guam ZIP Code, using a ZIP Code lookup is the fastest way to find it. A lookup allows you to search by address, city, or community and quickly identify the correct postal code.

You can use a Guam ZIP Code lookup to:

Find a ZIP Code by street address
Search ZIP Codes by city
Verify mailing addresses
Locate business ZIP Codes
Confirm delivery information
Find ZIP+4 details when available

An accurate Guam ZIP Code lookup is useful before sending important documents, placing online orders, or updating your mailing information. It helps ensure that your address matches USPS records and reduces the chance of delayed or returned mail.

Guam ZIP Code Map

A Guam ZIP Code map helps users understand how ZIP Code areas are distributed throughout the state. Whether you're planning a move, managing deliveries, or researching different regions, a ZIP Code map provides a clear overview of postal coverage.

A Guam ZIP Code map can help you:

View ZIP Code coverage across Guam
Explore different cities and communities
Understand mailing regions
Identify nearby ZIP Code areas
Plan shipping and delivery routes
Support business and logistics planning

Instead of manually searching for multiple locations, a Guam ZIP Code map allows users to quickly visualize postal areas and find the information they need.

Guam ZIP Code List

This page includes a complete Guam ZIP Code list that helps users quickly locate ZIP Codes throughout the state. The list is organized for easy searching and includes ZIP Codes for cities, towns, and communities across Guam.

Whether you're looking for a Guam ZIP Code for a residential address, business location, school, or government office, the ZIP Code list makes it easy to find accurate postal information.

The Guam ZIP Code directory is useful for:

Residents
Businesses
Online shoppers
Real estate professionals
Delivery companies
Students
Visitors
Government agencies

Using the correct Guam ZIP Code helps improve delivery accuracy and ensures your mail reaches the intended destination without unnecessary delays.

Common Uses of Guam ZIP Codes

A Guam ZIP Code is used for much more than mail delivery. Today, Guam ZIP Codes play an important role in everyday activities for residents, businesses, and government organizations. Whether you're ordering products online, applying for a loan, or searching for a local business, the correct Guam ZIP Code helps improve accuracy and efficiency.

Benefits of Knowing Your Guam ZIP Code

Using the correct Guam ZIP Code offers several advantages, whether you're an individual or a business.

Benefits for Residents

Knowing your Guam ZIP Code can help you:

Receive mail and packages more quickly
Avoid delivery delays
Complete online forms accurately
Verify residential addresses
Access local services more easily
Improve navigation using GPS

Using the correct Guam ZIP Code also helps ensure smooth communication with banks, government agencies, healthcare providers, and utility companies.

Benefits for Businesses

Businesses benefit from using accurate Guam ZIP Codes in several ways, including:

Faster shipping and delivery
Improved customer satisfaction
Better address verification
More accurate shipping estimates
Efficient delivery route planning
Local marketing campaigns
Customer demographic analysis

Whether you're running a small business or a large organization, maintaining accurate Guam ZIP Code information helps improve operational efficiency.

Interesting Facts About Guam ZIP Codes

Here are some interesting facts about Guam ZIP Codes that many people may not know:

Guam ZIP Codes generally range from 96910–96929.
USPS manages and updates every Guam ZIP Code.
Guam's postal network reflects the state's unique geography and population distribution.
Some Guam communities may only be reached by specific routes, making accurate ZIP Codes especially important.
Larger Guam cities may have multiple ZIP Codes serving different neighborhoods.
A single Guam ZIP Code may cover multiple nearby communities in rural areas.
Guam ZIP Codes are widely used for online shopping, banking, insurance, healthcare, and government services.
Businesses use Guam ZIP Codes to improve logistics, delivery planning, and customer service.
ZIP+4 Codes provide more detailed delivery information for certain Guam addresses.
Guam ZIP Codes continue to support efficient mail delivery across diverse landscapes and communities.

Mail and Package Delivery

The primary purpose of a Guam ZIP Code is to help the United States Postal Service (USPS) and other shipping companies deliver mail and packages to the correct destination. Using the correct Guam ZIP Code helps reduce delivery errors and ensures faster processing.

Online Shopping

Most online stores require a Guam ZIP Code during checkout to:

Calculate shipping costs
Estimate delivery dates
Verify delivery addresses
Confirm service availability
Process online orders accurately

Address Verification

Many websites and businesses use a Guam ZIP Code to verify residential and business addresses. This helps prevent incorrect deliveries and ensures that important documents reach the intended recipient.

Navigation and Location Services

GPS applications and digital maps use Guam ZIP Codes to help users find homes, businesses, schools, hospitals, and other important locations across the state.

Banking and Financial Services

Banks and financial institutions use a Guam ZIP Code for:

Identity verification
Credit card applications
Loan processing
Billing address verification
Fraud prevention

Insurance

Insurance companies use Guam ZIP Codes to determine service areas, estimate premiums, and verify customer addresses.

Government Services

Federal, state, and local agencies use Guam ZIP Codes for:

Tax administration
Census reporting
Public records
Community planning
Voter registration

Business Operations

Businesses rely on Guam ZIP Codes for logistics, customer management, local marketing, delivery planning, and sales analysis.

Frequently Asked Questions

Guam ZIP Codes generally range from 96910–96929, covering cities, towns, and communities throughout the state.

You can find your Guam ZIP Code by searching with your street address, city, or community using a ZIP Code lookup tool or the official USPS website.

Yes. Larger cities in Guam may have more than one ZIP Code to support different neighborhoods and delivery routes.

Yes. Some areas in Guam have a single ZIP Code that serves several nearby communities.

ZIP+4 is an extended version of the standard ZIP Code that adds four extra digits to identify a more specific delivery location and improve mail accuracy.

You can verify a Guam ZIP Code by using the official USPS ZIP Code Lookup tool or another trusted address verification service.

This may happen because the address is incomplete, the ZIP Code was entered incorrectly, or the mailing information needs to be updated.

No. Guam ZIP Codes are also used for shipping, banking, insurance, healthcare, government services, navigation, emergency response, and business operations.

Yes. USPS may update ZIP Codes when new developments are created or mail delivery routes change.

The most reliable source for ZIP Code information is the United States Postal Service (USPS), which maintains official ZIP Code records.