ZIP Code 45830: Columbus Grove, OH
County: Putnam
Coordinates: 40.91370, -84.07050
ZIP Type: Standard
Time Zone: Eastern Time (ET)
This profile provides an in-depth look at ZIP code 45830, serving Columbus Grove in OH. It lies in Putnam and supports delivery, planning, and address verification.
| Primary City | Columbus Grove |
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| ZIP Code | 45830 |
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| County | Putnam |
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| State | OH |
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| Latitude / Longitude | 40.91370, -84.07050 |
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| ZIP Type | Standard |
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| Time Zone | Eastern Time (ET) |
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| Data Updated | 2026-01-08 |
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Maps & Useful Links
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These links show the approximate center point for ZIP 45830 (not an exact boundary).
Geographic & Administrative Context
The geographic center of ZIP code 45830 is approximately 40.91370 (latitude) and -84.07050 (longitude). This location sits within Putnam, contributing to regional planning across OH.
Local Coverage Notes
ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 45830 for mail delivery and general location reference in
Putnam,
OH.
Some addresses near Columbus Grove may share this ZIP due to delivery routing and local service areas.
Related ZIP Codes (Nearby)
Explore other postal codes near Columbus Grove within OH.
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Frequently Asked Questions
What is the primary city for ZIP code 45830?
The primary city for this ZIP code is Columbus Grove, located in OH.
In which county is 45830 located?
ZIP code 45830 is situated within Putnam, OH.
What are the coordinates for 45830?
The approximate center point is 40.91370 (Latitude) and -84.07050 (Longitude).
Is ZIP code 45830 active?
This page lists ZIP 45830 as Listed based on the latest refresh date shown above.
Does ZIP 45830 cover multiple areas?
Yes. Many ZIP codes cover multiple neighborhoods or nearby areas. For exact boundaries, use official mapping tools.
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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