In which county is ZIP code 45674 located?

ZIP 45674 is listed under Gallia, OH.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 45674: Rio Grande, OH

ZIP: 45674

County: Gallia

Coordinates: 38.88140, -82.37820

ZIP Type: Standard

Time Zone: Eastern Time (ET)

Get a reliable snapshot of the Rio Grande, OH postal area 45674. This page summarizes county, coordinates, and local facts to help with services and location research.

Primary City	Rio Grande
ZIP Code	45674
County	Gallia
State	OH
Latitude / Longitude	38.88140, -82.37820
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 45674 (not an exact boundary).

Geographic & Administrative Context

The geographic center of ZIP code 45674 is approximately 38.88140 (latitude) and -82.37820 (longitude). This location sits within Gallia, contributing to regional planning across OH.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 45674 for mail delivery and general location reference in Gallia, OH.

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

Related ZIP Codes (Nearby)

Explore other postal codes near Rio Grande within OH.

Frequently Asked Questions

What is the primary city for ZIP code 45674?

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

In which county is 45674 located?

ZIP code 45674 is situated within Gallia, OH.

What are the coordinates for 45674?

The approximate center point is 38.88140 (Latitude) and -82.37820 (Longitude).

Is ZIP code 45674 active?

This page lists ZIP 45674 as Listed based on the latest refresh date shown above.

Does ZIP 45674 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