In which county is ZIP code 66944 located?

ZIP 66944 is listed under Washington, KS.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 66944: Haddam, KS

ZIP: 66944

County: Washington

Coordinates: 39.85200, -97.30810

ZIP Type: Standard

Time Zone: Central Time (CT)

Explore detailed information for ZIP code 66944 in Haddam, KS. We include verified county details for Washington plus key geographic references used for mapping and logistics.

Primary City	Haddam
ZIP Code	66944
County	Washington
State	KS
Latitude / Longitude	39.85200, -97.30810
ZIP Type	Standard
Time Zone	Central Time (CT)
Data Updated	2026-01-08

Maps & Useful Links

Open in Maps: Google Maps · OpenStreetMap

These links show the approximate center point for ZIP 66944 (not an exact boundary).

Geographic & Administrative Context

The geographic center of ZIP code 66944 is approximately 39.85200 (latitude) and -97.30810 (longitude). This location sits within Washington, contributing to regional planning across KS.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 66944 for mail delivery and general location reference in Washington, KS.

This ZIP may extend beyond the city core into nearby communities within Washington.

Related ZIP Codes (Nearby)

Explore other postal codes near Haddam within KS.

Frequently Asked Questions

What is the primary city for ZIP code 66944?

The primary city for this ZIP code is Haddam, located in KS.

In which county is 66944 located?

ZIP code 66944 is situated within Washington, KS.

What are the coordinates for 66944?

The approximate center point is 39.85200 (Latitude) and -97.30810 (Longitude).

Is ZIP code 66944 active?

This page lists ZIP 66944 as Listed based on the latest refresh date shown above.

Does ZIP 66944 cover multiple areas?

Yes. Many ZIP codes cover multiple neighborhoods or nearby areas. For exact boundaries, use official mapping tools.

Methodology & Data Notes

How we build this page: We generate this page from a structured ZIP dataset and refresh key fields (city, county, and coordinates) during scheduled updates. Coordinates represent an approximate center point, not an official boundary map.
Sources: Public ZIP reference datasets and geographic coordinate references. If you use specific sources (e.g., USPS, Census), list them on your About/Methodology page.

Page updated: 2026-01-08