Gu Zip Codes

How to find a Postal Code

Each administrative division maintains its own postal code for mail delivery purposes. Having the correct code is essential to your mails delivery. Locate the correct postal codes for Guam in the list above by clicking the destination region you are sending to.

Unsure which region to choose? Just use our lookup by address feature at the top of the page or click on the our interactive map to access your needed zip code.