ZIP code · Kahuku · Hawaii · United States
ZIP code 96731 — Kahuku
ZIP code 96731 serves Kahuku, Hawaii.
- Postal code
- 96731Single source Value from one source, not cross-checked.
- City
- Kahuku
- County
- Honolulu
- State
- Hawaii
- Country
- United States
- Coordinates
- 21.6750, -157.9725 — precision precise (locality)
View on OpenStreetMap - Population
- 2,827 (ZCTA, ACS 5-year)
- Median household income
- $73,393
- Median age
- 27.9
- Time zone
- Pacific/Honolulu (UTC−10, no DST)
- Area code
- 808Telephone area codes serving this ZIP (NANPA central-office assignments). A ZIP and an area code are different boundaries; at a border both codes may apply.
Nearby localities
About this page
US ZIP codes have five digits. They are postal routing areas, not administrative boundaries: a ZIP can span more than one city or county, and the city shown is the primary USPS name for that code.
GeoNames · U.S. Census Bureau (ACS). Data generated on 2026-08-21. Methodology · Report an error on this page