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/KS/SMALLEST-AREA

Smallest ZIP Codes in Kansas 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 66160 Kansas City Wyandotte 0.04 sq mi
2 66742 Gas Allen 0.09 sq mi
3 67482 Talmage Dickinson 0.10 sq mi
4 67553 Liebenthal Rush 0.11 sq mi
5 66622 Topeka Shawnee 0.12 sq mi
6 67667 Schoenchen Ellis 0.12 sq mi
7 67055 Greenwich Sedgwick 0.13 sq mi
8 66522 Oneida Nemaha 0.13 sq mi
9 67041 Elbing Butler 0.14 sq mi
10 67843 Fort Dodge Ford 0.16 sq mi
11 66778 Treece Cherokee 0.19 sq mi
12 66251 Overland Park Johnson 0.20 sq mi
13 67260 Wichita Sedgwick 0.20 sq mi
14 66621 Topeka Shawnee 0.20 sq mi
15 66782 West Mineral Cherokee 0.30 sq mi
16 66501 Mc Farland Wabaunsee 0.35 sq mi
17 67053 Goessel Marion 0.38 sq mi
18 67334 Chautauqua Chautauqua 0.42 sq mi
19 66863 Neal Greenwood 0.45 sq mi
20 67364 Tyro Montgomery 0.45 sq mi
21 67016 Bentley Sedgwick 0.60 sq mi
22 66760 Opolis Crawford 0.69 sq mi
23 66506 Manhattan Riley 0.71 sq mi
24 67627 Catharine Ellis 0.79 sq mi
25 67340 Dearing Montgomery 0.81 sq mi
26 66603 Topeka Shawnee 0.89 sq mi
27 66118 Kansas City Wyandotte 0.93 sq mi
28 67202 Wichita Sedgwick 0.97 sq mi
29 66612 Topeka Shawnee 1.07 sq mi
30 67363 Sycamore Montgomery 1.10 sq mi
31 66045 Lawrence Douglas 1.11 sq mi
32 67221 Mcconnell Afb Sedgwick 1.26 sq mi
33 67117 North Newton Harvey 1.34 sq mi
34 66024 Elwood Doniphan 1.42 sq mi
35 66961 Norway Republic 1.63 sq mi
36 67478 Simpson Mitchell 1.79 sq mi
37 66517 Ogden Riley 1.83 sq mi
38 67505 South Hutchinson Reno 2.76 sq mi
39 66105 Kansas City Wyandotte 3.00 sq mi
40 67476 Roxbury McPherson 3.03 sq mi
41 67232 Wichita Sedgwick 3.08 sq mi
42 66101 Kansas City Wyandotte 3.24 sq mi
43 66031 New Century Johnson 3.26 sq mi
44 66611 Topeka Shawnee 3.31 sq mi
45 67223 Wichita Sedgwick 3.64 sq mi
46 66205 Mission Johnson 3.73 sq mi
47 66214 Overland Park Johnson 3.85 sq mi
48 66115 Kansas City Wyandotte 3.97 sq mi
49 66206 Leawood Johnson 4.04 sq mi
50 66211 Leawood Johnson 4.30 sq mi

Showing the top 50 of 704 ZIP codes in Kansas that have this figure and meet the threshold above. 66160 ranks 1st at 0.04 sq mi, against 4.30 sq mi in 50th place.

Other rankings for Kansas

Cite this page

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

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