GU State Abbreviation – Guam

Guam, a picturesque and culturally diverse unincorporated territory of the United States located in the western Pacific Ocean, is denoted by the state abbreviation “GU.”

Understanding state and territory abbreviations is essential for various reasons, including mailing, official documentation, and other administrative purposes.

This blog post will delve into the history of Guam, explore its state abbreviation, and provide a comparison with other U.S. state and territory abbreviations.

History of Guam

Guam’s history is rich and multifaceted, with its origins tracing back to the indigenous Chamorro people who have inhabited the island for thousands of years. It became a U.S. territory following the Spanish-American War in 1898.

Despite its small geographical size, Guam holds a significant position in the cultural and geopolitical landscape of the Pacific region.

Guam State Abbreviation

The abbreviation for Guam is “GU.” This abbreviation is used in various contexts, including postal addresses, official government documentation, and more. When sending mail to Guam, it’s essential to use this abbreviation to ensure the mail is delivered to the correct location.

Usage of Guam’s Abbreviation in Postal Addresses

Including the correct abbreviation for Guam in postal addresses is essential to ensure accurate and efficient delivery. When addressing mail to Guam, it’s important to use the correct two-letter abbreviation, which is GU. This abbreviation helps the postal service identify the destination and ensures that your mail reaches its intended recipient without any delays or errors.

When writing the address, make sure to include the abbreviation GU after the city name. For example, if you’re sending a letter to a friend in Dededo, Guam, the correct format would be ‘Dededo, GU.’

By using the correct abbreviation, you’re helping the postal service streamline their processes and ensuring that your mail arrives safely and on time.

Common Misconception of the Guam State Abbreviation

For Guam, the abbreviation “GU” is straightforward and clear, but there are instances where individuals and even organizations mistakenly use other abbreviations, leading to confusion and miscommunication.

This section will explore the common misconceptions regarding the Guam state abbreviation and emphasize the importance of using the correct abbreviation.

Incorrect Abbreviations

One of the common misconceptions is the use of incorrect abbreviations for Guam. Some people mistakenly use “GM” or “GA” as the abbreviation, which are not recognized by the United States Postal Service (USPS) or any other official entities.

“GM” and “GA” are actually associated with other places or entities, and using them for Guam can lead to significant confusion and errors in mail delivery and other administrative tasks.

The Impact of Misconceptions

The use of incorrect abbreviations for Guam can have a range of impacts. It can lead to delays or errors in mail delivery, causing inconvenience for both the sender and the recipient.

In official documentation, using the wrong abbreviation can result in processing delays, as the documents may need to be corrected and resubmitted.

In the digital age, where databases and online forms often use state and territory abbreviations, incorrect abbreviations can lead to various technical issues and complications.


So next time you’re addressing a letter or package to Guam, make sure to use the correct state abbreviation, which is GU. Remember, state abbreviations aren’t just a formality, but have legal significance and play an important role in the postal system.

By using the correct abbreviation, you can help ensure that your mail reaches its destination accurately and efficiently. Don’t fall for common misconceptions about Guam’s abbreviation; be informed and use GU!