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 — RANKINGS/HI/SMALLEST-AREA

Smallest ZIP Codes in Hawaii by Land Area

What this measures. Land area of the Census tabulation area, smallest first. These are almost always dense urban ZIP codes covering a few city blocks. Source: Census Gazetteer, data release 2026-10-12.

# ZIP City County Land area
1 96858 Fort Shafter Honolulu 0.02 sq mi
2 96850 Honolulu Honolulu 0.02 sq mi
3 96859 Tripler Army Medical Center Honolulu 0.04 sq mi
4 96820 Honolulu Honolulu 0.06 sq mi
5 96848 Honolulu Honolulu 0.07 sq mi
6 96759 Kunia Honolulu 0.16 sq mi
7 96853 Jbphh Honolulu 0.16 sq mi
8 96857 Schofield Barracks Honolulu 0.53 sq mi
9 96751 Kealia Kauai 0.55 sq mi
10 96747 Kaumakani Kauai 0.55 sq mi
11 96765 Lawai Kauai 0.64 sq mi
12 96863 Mcbh Kaneohe Bay Honolulu 0.75 sq mi
13 96860 Jbphh Honolulu 0.93 sq mi
14 96730 Kaaawa Honolulu 1.06 sq mi
15 96826 Honolulu Honolulu 1.07 sq mi
16 96814 Honolulu Honolulu 1.23 sq mi
17 96780 Papaaloa Hawaii 1.77 sq mi
18 96796 Waimea Kauai 1.87 sq mi
19 96815 Honolulu Honolulu 2.26 sq mi
20 96764 Laupahoehoe Hawaii 2.43 sq mi
21 96705 Eleele Kauai 3.36 sq mi
22 96813 Honolulu Honolulu 3.55 sq mi
23 96716 Hanapepe Kauai 3.88 sq mi
24 96728 Honomu Hawaii 4.16 sq mi
25 96719 Hawi Hawaii 5.83 sq mi
26 96822 Honolulu Honolulu 8.03 sq mi
27 96783 Pepeekeo Hawaii 8.30 sq mi
28 96817 Honolulu Honolulu 9.30 sq mi
29 96816 Honolulu Honolulu 9.57 sq mi
30 96731 Kahuku Honolulu 9.71 sq mi
31 96818 Honolulu Honolulu 10.79 sq mi
32 96825 Honolulu Honolulu 10.89 sq mi
33 96795 Waimanalo Honolulu 11.47 sq mi
34 96821 Honolulu Honolulu 11.57 sq mi
35 96779 Paia Maui 11.64 sq mi
36 96732 Kahului Maui 11.87 sq mi
37 96742 Kalaupapa Kalawao 11.99 sq mi
38 96762 Laie Honolulu 12.39 sq mi
39 96757 Kualapuu Maui 15.44 sq mi
40 96722 Princeville Kauai 16.22 sq mi
41 96706 Ewa Beach Honolulu 17.07 sq mi
42 96769 Makaweli Kauai 18.15 sq mi
43 96797 Waipahu Honolulu 19.26 sq mi
44 96750 Kealakekua Hawaii 19.77 sq mi
45 96760 Kurtistown Hawaii 19.99 sq mi
46 96726 Honaunau Hawaii 20.49 sq mi
47 96734 Kailua Honolulu 21.73 sq mi
48 96819 Honolulu Honolulu 21.85 sq mi
49 96756 Koloa Kauai 24.36 sq mi
50 96717 Hauula Honolulu 24.73 sq mi

Showing the top 50 of 97 ZIP codes in Hawaii that have this figure and meet the threshold above. 96858 ranks 1st at 0.02 sq mi, against 24.73 sq mi in 50th place.

Other rankings for Hawaii

Cite this page

zipcodes.pro. “Smallest ZIP Codes in Hawaii by Land Area.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/rankings/hi/smallest-area

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