In which county is ZIP code 45146 located?

ZIP 45146 is listed under Clinton, OH.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 45146: Martinsville, OH

ZIP: 45146

County: Clinton

Coordinates: 39.31270, -83.80050

ZIP Type: Standard

Time Zone: Eastern Time (ET)

This profile provides an in-depth look at ZIP code 45146, serving Martinsville in OH. It lies in Clinton and supports delivery, planning, and address verification.

Primary City	Martinsville
ZIP Code	45146
County	Clinton
State	OH
Latitude / Longitude	39.31270, -83.80050
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 45146 (not an exact boundary).

Geographic & Administrative Context

The geographic center of ZIP code 45146 is approximately 39.31270 (latitude) and -83.80050 (longitude). This location sits within Clinton, contributing to regional planning across OH.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 45146 for mail delivery and general location reference in Clinton, OH.

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

Related ZIP Codes (Nearby)

Explore other postal codes near Martinsville within OH.

Frequently Asked Questions

What is the primary city for ZIP code 45146?

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

In which county is 45146 located?

ZIP code 45146 is situated within Clinton, OH.

What are the coordinates for 45146?

The approximate center point is 39.31270 (Latitude) and -83.80050 (Longitude).

Is ZIP code 45146 active?

This page lists ZIP 45146 as Listed based on the latest refresh date shown above.

Does ZIP 45146 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