ZIP Code 49903: Amasa, MI
County: Iron
Coordinates: 46.23210, -88.45080
ZIP Type: Standard
Time Zone: Central Time (CT)
Explore detailed information for ZIP code 49903 in Amasa, MI. We include verified county details for Iron plus key geographic references used for mapping and logistics.
| Primary City | Amasa |
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| ZIP Code | 49903 |
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| County | Iron |
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| State | MI |
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| Latitude / Longitude | 46.23210, -88.45080 |
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| ZIP Type | Standard |
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| Time Zone | Central Time (CT) |
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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 49903 (not an exact boundary).
Geographic & Administrative Context
For mapping and verification, 49903 is commonly represented around 46.23210, -88.45080. These coordinates help identify the general area within Iron, MI.
Local Coverage Notes
ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 49903 for mail delivery and general location reference in
Iron,
MI.
Some addresses near Amasa may share this ZIP due to delivery routing and local service areas.
Related ZIP Codes (Nearby)
Explore other postal codes near Amasa within MI.
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Frequently Asked Questions
What is the primary city for ZIP code 49903?
The primary city for this ZIP code is Amasa, located in MI.
In which county is 49903 located?
ZIP code 49903 is situated within Iron, MI.
What are the coordinates for 49903?
The approximate center point is 46.23210 (Latitude) and -88.45080 (Longitude).
Is ZIP code 49903 active?
This page lists ZIP 49903 as Listed based on the latest refresh date shown above.
Does ZIP 49903 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