Guam postal codes
Guam has 21 postal codes in our list. The international calling code for Guam is +1.
Postal codes
Showing 21 of 21
| Postal code | Place | Region |
|---|---|---|
| 96910 | Hagatna | Gu |
| 96911 | Tamuning | Gu |
| 96912 | Dededo | Gu |
| 96913 | Barrigada | Gu |
| 96914 | Yona | Gu |
| 96915 | Santa Rita | Gu |
| 96916 | Merizo | Gu |
| 96917 | Inarajan | Gu |
| 96918 | Umatac | Gu |
| 96919 | Agana Heights | Gu |
| 96921 | Barrigada | Gu |
| 96922 | Asan | Gu |
| 96923 | Mangilao | Gu |
| 96925 | Piti | Gu |
| 96926 | Sinajana | Gu |
| 96927 | Mongmong | Gu |
| 96928 | Agat | Gu |
| 96929 | Yigo | Gu |
| 96930 | Talofofo | Gu |
| 96931 | Tamuning | Gu |
| 96932 | Hagatna | Gu |
Source: GeoNames postal code data (CC BY). See data sources.
Frequently asked questions
How many postal codes does Guam have?
Our list has 21 postal codes for Guam. The official number can differ because postal services update their codes over time.
How do I find a postal code by place name?
Type the place name in the search box above the table, or use the letter buttons to jump to the first letter.