| ZIP Code | ZIP Code Place Name | County | ZIP Code Type |
|---|---|---|---|
| 96910 | Hagatna | Guam | Standard |
| 96912 | Dededo | Guam | PO Box |
| 96913 | Barrigada | Guam | Standard |
| 96915 | Santa Rita | Guam | Standard |
| 96916 | Merizo | Guam | PO Box |
| 96917 | Inarajan | Guam | PO Box |
| 96919 | Agana Heights | Guam | Standard |
| 96921 | Barrigada | Guam | PO Box |
| 96923 | Mangilao | Guam | PO Box |
| 96928 | Agat | Guam | PO Box |
| 96929 | Yigo | Guam | Standard |
| 96931 | Tamuning | Guam | PO Box |
| 96932 | Hagatna | Guam | PO Box |