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Where 66427 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.
- 🔢 Type 66427 into a pocket calculator and turn it upside down: LZhgg — not quite a word, sorry.
- ➕ As a number, 66,427 = 181 × 367. Its digits add up to 25, a total 2,242 other ZIP codes share.
- 💾In binary, the way a computer stores it:
10000001101111011 - 🏠 Its numerical neighbours: 66426 (Fostoria, KS, 16 mi away) and 66428 (Goff, KS, 27 mi away).
- 🔄 Backwards, 66427 becomes 72466 — and that is a real ZIP code: Smithville, AR, 374 miles away.
- 👥 18 other ZIP codes are made of exactly the same digits (26764, 62467, 62476, 62674, 62764, 64672, …). The farthest-flung twin is 26764 in Terra Alta, WV, 898 miles away.
- 🧭 Farther north than 53% of all ZIP codes, and farther west than 72%.
- 🎯114 miles east of the geographic center of the Lower 48, near Lebanon, Kansas.
- 🌏 Dig straight through the Earth from 66427 and you would come out at 39.66°S, 83.56°E — 936 miles from Port-aux-Français, French Southern Territories, the nearest big city to that spot.
- ☀Longest day of the year: 14h 59m of daylight. Shortest: 9h 22m.
- 📏 At 211.4 square miles of land, 66427 is bigger than 91% of ZIP codes — room for about 160 Central Parks.
- Working out the sun…
- Checking the USGS…
Source: USGS.
People and housing
| Population | 1,334This ZIP1,334 |
|---|---|
| Households | 556This ZIP556 |
| Housing units | 627This ZIP627 |
| Median age | 45.1This ZIP45.1Kansas37.4US 38.9 |
| Median household income | $79,481This ZIP$79,481Kansas$74,275US $80,734 |
| Median home value | $133,600This ZIP$133,600Kansas$217,200US $332,700 |
| Median gross rent | $748This ZIP$748Kansas$1,060US $1,413 |
| Bachelor's degree or higher | 23.9%This ZIP23.9% |
| Mean commute | 19.9 minThis ZIP19.9 min |
| Population density | 6.3 / sq miThis ZIP6.3 / sq mi |
Business and tax activity
| Business establishments | 44This ZIP44 |
|---|---|
| Employees | 337This ZIP337 |
| Annual payroll | $14,161,000This ZIP$14,161,000 |
| Tax returns filed | 600This ZIP600 |
| Total adjusted gross income | $52,514,000This ZIP$52,514,000 |
Land area
| Land area | 211.35 sq miThis ZIP211.35 sq mi |
|---|---|
| Water area | 1.33 sq miThis ZIP1.33 sq mi |
Counties 66427 spans
A ZIP code is a mail route and ignores county lines. Shares are by overlapping land area.
| County | Share of this ZIP |
|---|---|
| Marshall County | 89.8% |
| Pottawatomie County | 10.2% |
Other place names in 66427
Census places whose land this ZIP code overlaps. The Postal Service may accept other city names in an address, too.
ZIP codes near 66427
| ZIP | City | Distance |
|---|---|---|
66544 | Vermillion, KS | 9.0 mi |
66411 | Blue Rapids, KS | 11.0 mi |
66438 | Home, KS | 12.6 mi |
66426 | Fostoria, KS | 15.7 mi |
66406 | Beattie, KS | 16.1 mi |
66415 | Centralia, KS | 16.1 mi |
66549 | Westmoreland, KS | 16.6 mi |
66548 | Waterville, KS | 17.2 mi |
66521 | Onaga, KS | 17.3 mi |
66508 | Marysville, KS | 17.5 mi |
Find every ZIP code within 10 miles of 66427 →
Questions about this ZIP code
Where is ZIP code 66427?
66427 is in Frankfort, Kansas, in Marshall County. Its published point location is 39.6613, -96.4388.
What county is 66427 in?
66427 spans 2 counties: Marshall County and Pottawatomie County. Most of it falls in Marshall County, measured by overlapping land area — the county holding the most land in a ZIP code is not always the one holding the most residents.
What area code is 66427?
Frankfort uses area code 785, from NANPA's telephone records.
What time zone is 66427 in?
66427 uses America/Chicago.
How many people live in 66427?
About 1,334 people live in ZIP code 66427, in 556 households, at 6.3 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 66427?
$79,481 a year, against $74,275 across Kansas.
What ZIP codes are near 66427?
The closest are 66544 (9 mi), 66411 (11 mi), 66438 (12.6 mi), 66426 (15.7 mi) and 66406 (16.1 mi).
Is 66427 a PO Box ZIP code?
66427 is a standard ZIP code. A normal ZIP code with street delivery.
Download or cite
Cite this page
zipcodes.pro. “66427 ZIP Code — Frankfort, Kansas (Marshall County).” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/zip/66427
Machine-readable version of these facts:
curl https://zipcodes.pro/zip/66427.jsonUnderlying data is public domain or openly licensed — sources, vintages and licences.