In which county is ZIP code 61402 located?

ZIP 61402 is listed under Knox, IL.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 61402: Galesburg, IL

ZIP: 61402

County: Knox

Coordinates: 40.94780, -90.37120

ZIP Type: Standard

Time Zone: Central Time (CT)

Explore detailed information for ZIP code 61402 in Galesburg, IL. We include verified county details for Knox plus key geographic references used for mapping and logistics.

Primary City	Galesburg
ZIP Code	61402
County	Knox
State	IL
Latitude / Longitude	40.94780, -90.37120
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 61402 (not an exact boundary).

Geographic & Administrative Context

For mapping and verification, 61402 is commonly represented around 40.94780, -90.37120. These coordinates help identify the general area within Knox, IL.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 61402 for mail delivery and general location reference in Knox, IL.

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

Related ZIP Codes (Nearby)

Explore other postal codes near Galesburg within IL.

Frequently Asked Questions

What is the primary city for ZIP code 61402?

The primary city for this ZIP code is Galesburg, located in IL.

In which county is 61402 located?

ZIP code 61402 is situated within Knox, IL.

What are the coordinates for 61402?

The approximate center point is 40.94780 (Latitude) and -90.37120 (Longitude).

Is ZIP code 61402 active?

This page lists ZIP 61402 as Listed based on the latest refresh date shown above.

Does ZIP 61402 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