In which county is ZIP code 61251 located?

ZIP 61251 is listed under Whiteside, IL.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 61251: Fenton, IL

ZIP: 61251

County: Whiteside

Coordinates: 41.72850, -90.04570

ZIP Type: Standard

Time Zone: Central Time (CT)

This profile provides an in-depth look at ZIP code 61251, serving Fenton in IL. It lies in Whiteside and supports delivery, planning, and address verification.

Primary City	Fenton
ZIP Code	61251
County	Whiteside
State	IL
Latitude / Longitude	41.72850, -90.04570
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 61251 (not an exact boundary).

Geographic & Administrative Context

Coordinates for 61251 are listed as 41.72850 / -90.04570, useful for GPS and service checks in and around Fenton, IL.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 61251 for mail delivery and general location reference in Whiteside, IL.

Coverage may include nearby neighborhoods and adjacent unincorporated areas commonly associated with Fenton.

Related ZIP Codes (Nearby)

Explore other postal codes near Fenton within IL.

Frequently Asked Questions

What is the primary city for ZIP code 61251?

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

In which county is 61251 located?

ZIP code 61251 is situated within Whiteside, IL.

What are the coordinates for 61251?

The approximate center point is 41.72850 (Latitude) and -90.04570 (Longitude).

Is ZIP code 61251 active?

This page lists ZIP 61251 as Listed based on the latest refresh date shown above.

Does ZIP 61251 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