ZIP Code 45221: Cincinnati, OH
County: Hamilton County
Coordinates: 39.16680, -84.53820
ZIP Type: Standard
Time Zone: Eastern Time (ET)
Get a reliable snapshot of the Cincinnati, OH postal area 45221. This page summarizes county, coordinates, and local facts to help with services and location research.
| Primary City | Cincinnati |
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| ZIP Code | 45221 |
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| County | Hamilton County |
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| State | OH |
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| Latitude / Longitude | 39.16680, -84.53820 |
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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 45221 (not an exact boundary).
Geographic & Administrative Context
The geographic center of ZIP code 45221 is approximately 39.16680 (latitude) and -84.53820 (longitude). This location sits within Hamilton County, contributing to regional planning across OH.
Local Coverage Notes
ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 45221 for mail delivery and general location reference in
Hamilton County,
OH.
Some addresses near Cincinnati may share this ZIP due to delivery routing and local service areas.
Related ZIP Codes (Nearby)
Explore other postal codes near Cincinnati within OH.
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Frequently Asked Questions
What is the primary city for ZIP code 45221?
The primary city for this ZIP code is Cincinnati, located in OH.
In which county is 45221 located?
ZIP code 45221 is situated within Hamilton County, OH.
What are the coordinates for 45221?
The approximate center point is 39.16680 (Latitude) and -84.53820 (Longitude).
Is ZIP code 45221 active?
This page lists ZIP 45221 as Listed based on the latest refresh date shown above.
Does ZIP 45221 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