In which county is ZIP code 48557 located?

ZIP 48557 is listed under Genesee County, MI.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 48557: Flint, MI

ZIP: 48557

County: Genesee County

Coordinates: 43.08060, -83.78370

ZIP Type: Standard

Time Zone: Eastern Time (ET)

Get a reliable snapshot of the Flint, MI postal area 48557. This page summarizes county, coordinates, and local facts to help with services and location research.

Primary City	Flint
ZIP Code	48557
County	Genesee County
State	MI
Latitude / Longitude	43.08060, -83.78370
ZIP Type	Standard
Time Zone	Eastern Time (ET)
Data Updated	2026-01-08

Maps & Useful Links

Open in Maps: Google Maps · OpenStreetMap

These links show the approximate center point for ZIP 48557 (not an exact boundary).

Geographic & Administrative Context

For mapping and verification, 48557 is commonly represented around 43.08060, -83.78370. These coordinates help identify the general area within Genesee County, MI.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 48557 for mail delivery and general location reference in Genesee County, MI.

Some addresses near Flint may share this ZIP due to delivery routing and local service areas.

Related ZIP Codes (Nearby)

Explore other postal codes near Flint within MI.

Frequently Asked Questions

What is the primary city for ZIP code 48557?

The primary city for this ZIP code is Flint, located in MI.

In which county is 48557 located?

ZIP code 48557 is situated within Genesee County, MI.

What are the coordinates for 48557?

The approximate center point is 43.08060 (Latitude) and -83.78370 (Longitude).

Is ZIP code 48557 active?

This page lists ZIP 48557 as Listed based on the latest refresh date shown above.

Does ZIP 48557 cover multiple areas?

Yes. Many ZIP codes cover multiple neighborhoods or nearby areas. For exact boundaries, use official mapping tools.

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