Lyndon, KS ZIP Code

ZIP code, county, time zone and coordinates of Lyndon, Kansas

The ZIP code of Lyndon, KS is 66451. It is in Osage County.

Mailing address format for Lyndon

John Smith
123 Main St
LYNDON KS 66451
USA

USPS prefers capital letters without punctuation. Check the exact ZIP+4 for a street address on the USPS website.

ZIP code	Population	Area
66451	—	78.2 sq mi	Main

ZIP Code Tabulation Areas (ZCTA), U.S. Census Bureau. A ZCTA can cover parts of more than one town.

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What is the ZIP code for Lyndon, KS?

The main ZIP code for Lyndon, KS is 66451.

How many ZIP codes does Lyndon have?

Lyndon has 1 ZIP code.

What county is Lyndon, KS in?

Lyndon is in Osage County, Kansas.

What time zone is Lyndon in?

Lyndon is in the America/Chicago time zone (CST, UTC-06:00 right now).

What are the coordinates of Lyndon?

Latitude 38.61191, longitude -95.68442.

Last updated: November 14, 2026