In which county is ZIP code 45843 located?

ZIP 45843 is listed under Hardin, OH.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 45843: Forest, OH

ZIP: 45843

County: Hardin

Coordinates: 40.78160, -83.53510

ZIP Type: Standard

Time Zone: Eastern Time (ET)

This profile provides an in-depth look at ZIP code 45843, serving Forest in OH. It lies in Hardin and supports delivery, planning, and address verification.

Primary City	Forest
ZIP Code	45843
County	Hardin
State	OH
Latitude / Longitude	40.78160, -83.53510
ZIP Type	Standard
Time Zone	Eastern Time (ET)
Data Updated	2026-01-08

Maps & Useful Links

Open in Maps: Google Maps · OpenStreetMap

These links show the approximate center point for ZIP 45843 (not an exact boundary).

Geographic & Administrative Context

Coordinates for 45843 are listed as 40.78160 / -83.53510, useful for GPS and service checks in and around Forest, OH.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 45843 for mail delivery and general location reference in Hardin, OH.

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

Related ZIP Codes (Nearby)

Explore other postal codes near Forest within OH.

Frequently Asked Questions

What is the primary city for ZIP code 45843?

The primary city for this ZIP code is Forest, located in OH.

In which county is 45843 located?

ZIP code 45843 is situated within Hardin, OH.

What are the coordinates for 45843?

The approximate center point is 40.78160 (Latitude) and -83.53510 (Longitude).

Is ZIP code 45843 active?

This page lists ZIP 45843 as Listed based on the latest refresh date shown above.

Does ZIP 45843 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