ZIP Code 48309: Rochester, MI
County: Oakland County
Coordinates: 42.66260, -83.18370
ZIP Type: Standard
Time Zone: Eastern Time (ET)
Get a reliable snapshot of the Rochester, MI postal area 48309. This page summarizes county, coordinates, and local facts to help with services and location research.
| Primary City | Rochester |
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| ZIP Code | 48309 |
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| County | Oakland County |
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| State | MI |
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| Latitude / Longitude | 42.66260, -83.18370 |
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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 48309 (not an exact boundary).
Geographic & Administrative Context
The geographic center of ZIP code 48309 is approximately 42.66260 (latitude) and -83.18370 (longitude). This location sits within Oakland County, contributing to regional planning across MI.
Local Coverage Notes
ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 48309 for mail delivery and general location reference in
Oakland County,
MI.
Some addresses near Rochester may share this ZIP due to delivery routing and local service areas.
Related ZIP Codes (Nearby)
Explore other postal codes near Rochester within MI.
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Frequently Asked Questions
What is the primary city for ZIP code 48309?
The primary city for this ZIP code is Rochester, located in MI.
In which county is 48309 located?
ZIP code 48309 is situated within Oakland County, MI.
What are the coordinates for 48309?
The approximate center point is 42.66260 (Latitude) and -83.18370 (Longitude).
Is ZIP code 48309 active?
This page lists ZIP 48309 as Listed based on the latest refresh date shown above.
Does ZIP 48309 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