Country
United States
Location
Jefferson County
Postal Code
66066

What is Jefferson County (United States) postal/zip code?

The postal code for Jefferson County is 66066. Postal codes in Jefferson County consist of 5 characters following the format NNNNN or NNNNN-NNNN. Jefferson County is located in Kansas, United States, and is part of the Northern America region. This postal code is essential for accurate mail delivery, online shopping, and official documentation. Whether you're sending a package, filling out a form, or verifying an address, using the correct postal code ensures your mail reaches its destination without delays. You can scan the QR code on the right to quickly save or share the complete address information for Jefferson County.

QR Code for Jefferson County Scan Address

How to Address Mail to Jefferson County

Standard Address Format (click to edit)
RecipientJohn Doe
Street123 Example Street
DistrictJefferson County
City & Postal66066 Kansas
CountryUNITED STATES

Addressing Tips for United States - Jefferson County

  • Postal code format: NNNNN or NNNNN-NNNN
  • Write postal code before the city name
  • Country name in UPPERCASE on last line
  • Include district name for faster delivery
  • ISO country code: US

Shipping to Jefferson County, United States

🇺🇸
Domestic Delivery
1-5 days
Within United States
International
7-21 days
Varies by origin
Customs Threshold
$0
Duty-free limit

Local Carriers in Jefferson County

USPS UPS FedEx

Jefferson County: International Carriers

DHL FedEx UPS

Shipping Tips (Jefferson County)

  • Always include postal code 66066 for faster delivery
  • Items above $0 may incur customs duties
  • Track your package using the carrier's tracking number
  • Consider insurance for valuable shipments

Jefferson County United States Location Information

Jefferson County, United States Map
  • Region Americas
  • Subregion Northern America
  • State Kansas
  • Phone Code +1
  • Currency USD
  • Coordinates 39.2358, -95.3835
Free Traffic Exchange

5 Postal Codes in Jefferson County

Area State Place Postal Code
Jefferson County Kansas Oskaloosa 66066
Jefferson County Kansas Ozawkie 66070
Jefferson County Kansas Winchester 66097
Jefferson County Kansas Valley Falls 66088
Jefferson County Kansas Meriden 66512

Frequently Asked Questions

The postal code of Jefferson County, Kansas, United States is 66066. This 5-character code follows the format NNNNN or NNNNN-NNNN.
Jefferson County has approximately 5 postal codes covering different areas and neighborhoods within the district.
Jefferson County is located in Kansas, United States. It is part of the Americas region and Northern America subregion. The coordinates are 39.23576000, -95.38345000.
To call Jefferson County, United States, you need to dial the international code +1 followed by the local number.
The currency used in Jefferson County, United States is United States Dollar (USD). The currency symbol is $.
The nearest major city to Jefferson County is Kansas, approximately 0 km away.
You can verify Jefferson County postal codes on PostalZipCode.co. Enter the postal code in the search bar to see its location, district, and city details.
Nearby Locations
City State Distance Latitude Longitude
Oskaloosa Kansas 7 km 39.215 -95.313
Valley Falls Kansas 14 km 39.343 -95.46
Tonganoxie Kansas 29 km 39.11 -95.088
Leavenworth County Kansas 30 km 39.199 -95.038
Lawrence Kansas 32 km 38.972 -95.235
Atchison County Kansas 33 km 39.532 -95.313
Topeka Kansas 33 km 39.048 -95.678
Shawnee County Kansas 39 km 39.042 -95.757
Basehor Kansas 40 km 39.142 -94.939
Douglas County Kansas 40 km 38.885 -95.293
Other United States in States
State Distance Latitude Longitude
Missouri 339 km 37.964 -91.832
Iowa 352 km 41.878 -93.098
Nebraska 458 km 41.493 -99.902
Oklahoma 459 km 35.468 -97.516
Illinois 533 km 40.633 -89.399
Jefferson County in Other Languages
Postal Codes by Country
Country Distance Latitude Longitude
Mexico 1,910 km 23 -102
Canada 2,309 km 60 -95
Cuba 2,455 km 21.5 -80
Bahamas 2,467 km 24.25 -76
Belize 2,528 km 17.25 -88.75
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Last updated: April 2026
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