In which county is ZIP code 61340 located?

ZIP 61340 is listed under Putnam, IL.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 61340: Mark, IL

ZIP: 61340

County: Putnam

Coordinates: 41.26600, -89.24910

ZIP Type: Standard

Time Zone: Central Time (CT)

Get a reliable snapshot of the Mark, IL postal area 61340. This page summarizes county, coordinates, and local facts to help with services and location research.

Primary City	Mark
ZIP Code	61340
County	Putnam
State	IL
Latitude / Longitude	41.26600, -89.24910
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 61340 (not an exact boundary).

Geographic & Administrative Context

For mapping and verification, 61340 is commonly represented around 41.26600, -89.24910. These coordinates help identify the general area within Putnam, IL.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 61340 for mail delivery and general location reference in Putnam, IL.

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

Related ZIP Codes (Nearby)

Explore other postal codes near Mark within IL.

Frequently Asked Questions

What is the primary city for ZIP code 61340?

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

In which county is 61340 located?

ZIP code 61340 is situated within Putnam, IL.

What are the coordinates for 61340?

The approximate center point is 41.26600 (Latitude) and -89.24910 (Longitude).

Is ZIP code 61340 active?

This page lists ZIP 61340 as Listed based on the latest refresh date shown above.

Does ZIP 61340 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