Does this formatter verify Guam addresses?

No. It formats and cleans address text. Use a geocoder or address validation service to confirm that an address is real and deliverable.

Address format guide

Guam address format

Guam addresses normally include street address, city or locality, and postal code. For international mail, put GUAM on the final line.

Format an address for Guam Address format guides

Quick answer

How to write an address for Guam

To write an address for Guam, use this order: addressee, organisation, street address, city or locality, postal code, and country.

AddresseeRecipient name, if you are writing a postal address.
OrganisationCompany, department, hotel, or building name when useful.
Street addressStreet address, building number, unit, floor, or delivery line.
City or localityCity, town, locality, or postal town.
Postal codePostal code, such as 96910 or 96931.
CountryUse GUAM for international mail.

Example address format

1 Example Street
Example City 96910
GUAM

GU ISO country code

9999 Postal code format

GUM International country code

Free formatter

Format an address for Guam.

Paste one messy address and arrange it into the Guam line order.

Formatted output

Guam address lines.

Use the formatter to create address lines.

Examples

Guam address examples.

These are formatting examples for layout and line order. They are not delivery-point verification results.

Basic format example

1 Example Street
Example City 96910
GUAM

Address with recipient

Alex Customer
1 Example Street
Example City 96910
GUAM

Business example

Alex Customer
Example Trading Ltd
1 Example Street
Example City 96931
GUAM

Postal codes

Guam postal code format.

Guam postal code examples include 96910, 96931.

Common mistakes

What to check before validation.

Using a postal code that does not match examples such as 96910.
Mixing address parts into one unstructured CSV field.
Leaving off the country line for international shipping.
Treating formatting as proof that the address is real or deliverable.

Address verification

Need to verify the delivery address?

Formatting makes an address easier to read. Naurt can geocode and validate addresses before shipping, fulfilment, or delivery checks.

Validate with Naurt

Free online address cleaner

Remove phone numbers, emails, and delivery notes.

Clean address strings before you geocode. Improve matchability in your geocoder and return clean_address for review.

Clean addresses free Browse country guides

Sources

Address format data.

Reviewed 2026-06-17. Country formats can change, so verify critical shipments with local postal or delivery data.

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