Every ZIP code in the United States, with weather, radar, trivia and the numbers behind it. Five digits since 1963!

ZIP stands for Zone Improvement Plan. The codes went live on July 1, 1963.The lowest ZIP code is 00501 — the IRS in Holtsville, New York.The highest ZIP code is 99950, in Ketchikan, Alaska.Type 07734 into a calculator and turn it upside down: hELLO. It is Keansburg, New Jersey.12345 belongs to one company: General Electric in Schenectady, New York.The first digit is a region: 0 is New England and New Jersey, 9 is the West Coast, Alaska and Hawaii.Mr. ZIP, the cartoon mailman, was the mascot that sold the idea to America.ZIP+4 arrived in 1983 and can narrow a ZIP down to one side of one block.A ZIP code is a mail route, not a place: plenty of them cross county and even state lines.Play ZIP Hunt: guess the secret ZIP code of the day in six tries.
zipcodes.pro — AREA-CODES/HI

Hawaii area codes

Hawaii has one area code, 808, for all of Hawaii.

Area codes
1
Areas
1
Overlay areas
0
Time zone
Hawaii-Aleutian
ZIP codes
137 in Hawaii

Somewhere in Hawaii now? What area code am I in? answers from your location.

Every Hawaii area code

Area codes in Hawaii
CodeWhereOverlaysSince
808 Honolulu, Hilo, Wailuku none 1957

Hawaii area codes by area

Codes that overlay one another share one area. The places listed have a telephone rate centre of their own in NANPA's records, largest first; each links to its ZIP codes.

808 — Honolulu

6 places:

4 counties:

Area codes of the largest cities in Hawaii

Largest cities in Hawaii and their area codes
CityArea codesPopulation
Honolulu 808 345,482
East Honolulu † 808 51,360
Hilo 808 50,404
Pearl City † 808 44,547
Waipahu † 808 40,482
Kailua † 808 39,640
Kailua Kona † 808 39,338
Kaneohe † 808 37,355
Kahului † 808 28,288
Mililani † 808 27,668
Ewa Gentry † 808 26,563
Kapolei † 808 22,232
Kailua † 808 21,818
Kihei † 808 21,567
Mililani Mauka † 808 21,278
Makakilo † 808 20,735
Wahiawa † 808 17,996
Ocean Pointe † 808 17,085
Wailuku 808 16,926
Schofield Barracks † 808 16,270
Halawa † 808 14,385
Ewa Beach † 808 14,376
Royal Kunia † 808 13,555
Hawaiian Paradise Park † 808 13,203
Waimalu † 808 13,061
Waianae † 808 12,918
Nanakuli † 808 12,383
Maili † 808 11,570
Haiku † 808 11,152
Kapaa † 808 11,094
Waihee-Waiehu † 808 10,988
Kaneohe Base † 808 10,919
Waipio † 808 10,870
Lahaina † 808 10,162
Makaha † 808 10,066
Hickam Housing † 808 9,425
Waimea † 808 9,286
Haiku-Pauwela † 808 9,178
Aiea † 808 9,087
Pukalani † 808 8,679

† NANPA lists no rate centre for the town itself; these are the codes of the nearest one. A town on an area-code boundary can differ from its neighbour.

Questions about Hawaii area codes

How many area codes does Hawaii have?

One: 808.

What are the area codes of the largest cities in Hawaii?

Honolulu: 808. East Honolulu: 808. Hilo: 808. Pearl City: 808. Waipahu: 808.

What time zone are Hawaii area codes in?

Hawaii-Aleutian time.

Every US area code · Hawaii ZIP codes

Source: NANPA NPA database and central office code assignments, 2026-10-10. Places are matched to NANPA's rate centres by name; see sources.

Cite this page

zipcodes.pro. “Hawaii area codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/area-codes/hi

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