ZIP Code 48858: Mount Pleasant, MI
County: Isabella
Coordinates: 43.60130, -84.77360
ZIP Type: Standard
Time Zone: Eastern Time (ET)
This profile provides an in-depth look at ZIP code 48858, serving Mount Pleasant in MI. It lies in Isabella and supports delivery, planning, and address verification.
| Primary City | Mount Pleasant |
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| ZIP Code | 48858 |
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| County | Isabella |
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| State | MI |
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| Latitude / Longitude | 43.60130, -84.77360 |
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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 48858 (not an exact boundary).
Geographic & Administrative Context
The geographic center of ZIP code 48858 is approximately 43.60130 (latitude) and -84.77360 (longitude). This location sits within Isabella, contributing to regional planning across MI.
Local Coverage Notes
ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 48858 for mail delivery and general location reference in
Isabella,
MI.
This ZIP may extend beyond the city core into nearby communities within Isabella.
Related ZIP Codes (Nearby)
Explore other postal codes near Mount Pleasant within MI.
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Frequently Asked Questions
What is the primary city for ZIP code 48858?
The primary city for this ZIP code is Mount Pleasant, located in MI.
In which county is 48858 located?
ZIP code 48858 is situated within Isabella, MI.
What are the coordinates for 48858?
The approximate center point is 43.60130 (Latitude) and -84.77360 (Longitude).
Is ZIP code 48858 active?
This page lists ZIP 48858 as Listed based on the latest refresh date shown above.
Does ZIP 48858 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