In which county is ZIP code 42066 located?

ZIP 42066 is listed under Graves, KY.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 42066: Mayfield, KY

ZIP: 42066

County: Graves

Coordinates: 36.73270, -88.65060

ZIP Type: Standard

Time Zone: Central Time (CT)

Explore detailed information for ZIP code 42066 in Mayfield, KY. We include verified county details for Graves plus key geographic references used for mapping and logistics.

Primary City	Mayfield
ZIP Code	42066
County	Graves
State	KY
Latitude / Longitude	36.73270, -88.65060
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 42066 (not an exact boundary).

Geographic & Administrative Context

The geographic center of ZIP code 42066 is approximately 36.73270 (latitude) and -88.65060 (longitude). This location sits within Graves, contributing to regional planning across KY.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 42066 for mail delivery and general location reference in Graves, KY.

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

Related ZIP Codes (Nearby)

Explore other postal codes near Mayfield within KY.

Frequently Asked Questions

What is the primary city for ZIP code 42066?

The primary city for this ZIP code is Mayfield, located in KY.

In which county is 42066 located?

ZIP code 42066 is situated within Graves, KY.

What are the coordinates for 42066?

The approximate center point is 36.73270 (Latitude) and -88.65060 (Longitude).

Is ZIP code 42066 active?

This page lists ZIP 42066 as Listed based on the latest refresh date shown above.

Does ZIP 42066 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