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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/96818

96818

ZIP 96818 is in Honolulu, Hawaii, in Honolulu County; area code 808; Hawaii-Aleutian time. Honolulu has 41 ZIP codes in all.

Type
Standard
Time zone
Pacific/Honolulu
County
Honolulu
Metro area
Urban Honolulu, HI
Population
54,822
Coordinates
21.3425, -157.9398
☼ Live from 96818 — Honolulu, HI

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Local time: —

Where 96818 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 96818
  • 🔢 Type 96818 into a pocket calculator and turn it upside down: BIBgG — not quite a word, sorry.
  • ➕ As a number, 96,818 = 2 × 48409. Its digits add up to 32, a total 644 other ZIP codes share.
  • 💾In binary, the way a computer stores it: 10111101000110010
  • 🏠 Its numerical neighbours: 96817 (Honolulu, HI, 8 mi away) and 96819 (Honolulu, HI, 4 mi away).
  • 🔄 Backwards, 96818 becomes 81869, which is not a ZIP code at all.
  • 👥 6 other ZIP codes are made of exactly the same digits (18968, 19886, 68198, 68981, 98168, 98816). The farthest-flung twin is 19886 in Wilmington, DE, 4,898 miles away.
  • 🧭 Farther south than 99% of all ZIP codes, and farther west than 99%.
  • 🎯3,683 miles west of the geographic center of the Lower 48, near Lebanon, Kansas.
  • 🌏 Dig straight through the Earth from 96818 and you would come out at 21.34°S, 22.06°E — 330 miles from Windhoek, Namibia, the nearest big city to that spot.
  • ☀Longest day of the year: 13h 26m of daylight. Shortest: 10h 50m.
  • 📏 At 10.8 square miles of land, 96818 is bigger than 28% of ZIP codes — room for about 8.2 Central Parks.
🌙 The sky over 96818 today
  • Working out the sun…
🌋 Shake report
  • Checking the USGS…

Source: USGS.

People and housing

Population54,822This ZIP54,822
Households18,366This ZIP18,366
Housing units19,633This ZIP19,633
Median age33.9This ZIP33.9Hawaii40.9US 38.9
Median household income$100,567This ZIP$100,567Hawaii$100,389US $80,734
Median home value$667,900This ZIP$667,900Hawaii$839,100US $332,700
Median gross rent$3,190This ZIP$3,190Hawaii$1,971US $1,413
Bachelor's degree or higher37.7%This ZIP37.7%
Mean commute20.6 minThis ZIP20.6 min
Population density5,079.4 / sq miThis ZIP5,079.4 / sq mi

Business and tax activity

Business establishments396This ZIP396
Employees5,399This ZIP5,399
Annual payroll$237,120,000This ZIP$237,120,000
Tax returns filed21,470This ZIP21,470
Total adjusted gross income$1,567,185,000This ZIP$1,567,185,000

Land area

Land area10.79 sq miThis ZIP10.79 sq mi
Water area2.68 sq miThis ZIP2.68 sq mi

Other place names in 96818

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

ZIP codes near 96818

ZIPCityDistance
96853 Jbphh, HI 0.5 mi
96860 Jbphh, HI 1.1 mi
96820 Honolulu, HI 1.3 mi
96849 Honolulu, HI 1.6 mi
96859 Tripler Army Medical Center, HI 3.4 mi
96858 Fort Shafter, HI 3.6 mi
96819 Honolulu, HI 4.0 mi
96838 Honolulu, HI 4.2 mi
96709 Kapolei, HI 4.4 mi
96861 Camp H M Smith, HI 4.6 mi

Find every ZIP code within 10 miles of 96818 →

Questions about this ZIP code

Where is ZIP code 96818?

96818 is in Honolulu, Hawaii, in Honolulu County, part of the Urban Honolulu, HI metropolitan area. Its published point location is 21.3425, -157.9398.

What county is 96818 in?

96818 lies in Honolulu County.

What area code is 96818?

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

What time zone is 96818 in?

96818 uses Pacific/Honolulu.

How many people live in 96818?

About 54,822 people live in ZIP code 96818, in 18,366 households, at 5,079.4 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 96818?

$100,567 a year, against $100,389 across Hawaii.

What ZIP codes are near 96818?

The closest are 96853 (0.5 mi), 96860 (1.1 mi), 96820 (1.3 mi), 96849 (1.6 mi) and 96859 (3.4 mi).

Is 96818 a PO Box ZIP code?

96818 is a standard ZIP code. A normal ZIP code with street delivery.

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Cite this page

zipcodes.pro. “96818 ZIP Code — Honolulu, Hawaii (Honolulu County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/96818

Machine-readable version of these facts:

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