Guam zip codes

Guam has 21 zip codes across 18 cities and towns.

Largest cities

All cities and towns

By the city name used for mail

All Guam zip codes

21 total

96910Hagatna
96911Tamuning
96912Dededo
96913Barrigada
96914Yona
96915Santa Rita
96916Merizo
96917Inarajan
96918Umatac
96919Agana Heights
96921Barrigada
96922Asan
96923Mangilao
96925Piti
96926Sinajana
96927Mongmong
96928Agat
96929Yigo
96930Talofofo
96931Tamuning
96932Hagatna