In which county is ZIP code 48138 located?

ZIP 48138 is listed under Wayne County, MI.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 48138: Grosse Ile, MI

ZIP: 48138

County: Wayne County

Coordinates: 42.13520, -83.15610

ZIP Type: Standard

Time Zone: Eastern Time (ET)

Explore detailed information for ZIP code 48138 in Grosse Ile, MI. We include verified county details for Wayne County plus key geographic references used for mapping and logistics.

Primary City	Grosse Ile
ZIP Code	48138
County	Wayne County
State	MI
Latitude / Longitude	42.13520, -83.15610
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 48138 (not an exact boundary).

Geographic & Administrative Context

Coordinates for 48138 are listed as 42.13520 / -83.15610, useful for GPS and service checks in and around Grosse Ile, MI.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 48138 for mail delivery and general location reference in Wayne County, MI.

This ZIP may extend beyond the city core into nearby communities within Wayne County.

Related ZIP Codes (Nearby)

Explore other postal codes near Grosse Ile within MI.

Frequently Asked Questions

What is the primary city for ZIP code 48138?

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

In which county is 48138 located?

ZIP code 48138 is situated within Wayne County, MI.

What are the coordinates for 48138?

The approximate center point is 42.13520 (Latitude) and -83.15610 (Longitude).

Is ZIP code 48138 active?

This page lists ZIP 48138 as Listed based on the latest refresh date shown above.

Does ZIP 48138 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