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 — ZIP/96797

96797

ZIP 96797 is Waipahu, Hawaii, in Honolulu County; area code 808; Hawaii-Aleutian time.

Type
Standard
Time zone
Pacific/Honolulu
County
Honolulu
Metro area
Urban Honolulu, HI
Population
72,435
Coordinates
21.4084, -158.0176
☼ Live from 96797 — Waipahu, HI

Weather right now

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Local time: —

Where 96797 is

Approximate ZIP boundary (Census ZCTA 2020). ZIP codes are mail routes, not areas, so the shape shown is the Census tabulation area that approximates it.

★ Weird and wonderful facts about 96797
  • 🔢 Type 96797 into a pocket calculator and turn it upside down: LGLgG — not quite a word, sorry.
  • ➕ 96797 is a prime number. It cannot be divided by anything except 1 and itself. Its digits add up to 38, a total 58 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10111101000011101
  • 🏠 Its numerical neighbours: 96796 (Waimea, HI, 113 mi away) and 96799 (Pago Pago, AS, 2,616 mi away). Next door on paper, a road trip in real life.
  • 🔄 Backwards, 96797 becomes 79769 — and that is a real ZIP code: Odessa, TX, 3,460 miles away.
  • 👥 9 other ZIP codes are made of exactly the same digits (76799, 77969, 79697, 79769, 79976, 96779, …). The farthest-flung twin is 77969 in La Salle, TX, 3,833 miles away.
  • 🧭 Farther south than 98% of all ZIP codes, and farther west than 99%.
  • 🎯3,684 miles west of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 96797 and you would come out at 21.41°S, 21.98°E — 324 miles from Windhoek, Namibia, the nearest big city to that spot.
  • ☀Longest day of the year: 13h 26m of daylight. Shortest: 10h 50m.
  • 📏 At 19.3 square miles of land, 96797 is bigger than 37% of ZIP codes — room for about 15 Central Parks.
🌙 The sky over 96797 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population72,435This ZIP72,435
Households20,564This ZIP20,564
Housing units21,575This ZIP21,575
Median age42.0This ZIP42.0Hawaii40.9US 38.9
Median household income$114,654This ZIP$114,654Hawaii$100,389US $80,734
Median home value$826,300This ZIP$826,300Hawaii$839,100US $332,700
Median gross rent$1,997This ZIP$1,997Hawaii$1,971US $1,413
Bachelor's degree or higher26.0%This ZIP26.0%
Mean commute30.6 minThis ZIP30.6 min
Population density3,760.7 / sq miThis ZIP3,760.7 / sq mi

Business and tax activity

Business establishments1,060This ZIP1,060
Employees16,759This ZIP16,759
Annual payroll$843,750,000This ZIP$843,750,000
Tax returns filed35,840This ZIP35,840
Total adjusted gross income$2,352,363,000This ZIP$2,352,363,000

Land area

Land area19.26 sq miThis ZIP19.26 sq mi
Water area1.84 sq miThis ZIP1.84 sq mi

Other place names in 96797

Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.

ZIP codes near 96797

ZIPCityDistance
96706 Ewa Beach, HI 4.4 mi
96759 Kunia, HI 4.5 mi
96707 Kapolei, HI 5.2 mi
96854 Wheeler Army Airfield, HI 5.6 mi
96860 Jbphh, HI 5.8 mi
96709 Kapolei, HI 5.9 mi
96857 Schofield Barracks, HI 6.0 mi
96818 Honolulu, HI 6.8 mi
96853 Jbphh, HI 7.1 mi
96782 Pearl City, HI 7.2 mi

Find every ZIP code within 10 miles of 96797 →

Questions about this ZIP code

Where is ZIP code 96797?

96797 is in Waipahu, Hawaii, in Honolulu County, part of the Urban Honolulu, HI metropolitan area. Its published point location is 21.4084, -158.0176.

What county is 96797 in?

96797 lies in Honolulu County.

What area code is 96797?

Waipahu uses area code 808, from NANPA's telephone records.

What time zone is 96797 in?

96797 uses Pacific/Honolulu.

How many people live in 96797?

About 72,435 people live in ZIP code 96797, in 20,564 households, at 3,760.7 people per square mile. These are American Community Survey 5-year estimates for the ZIP Code Tabulation Area, not a headcount.

What is the median household income in 96797?

$114,654 a year, against $100,389 across Hawaii.

What ZIP codes are near 96797?

The closest are 96706 (4.4 mi), 96759 (4.5 mi), 96707 (5.2 mi), 96854 (5.6 mi) and 96860 (5.8 mi).

Is 96797 a PO Box ZIP code?

96797 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “96797 ZIP Code — Waipahu, Hawaii (Honolulu County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/96797

Machine-readable version of these facts:

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