In which county is ZIP code 49318 located?

ZIP 49318 is listed under Muskegon, MI.

When was this page updated?

This page was updated on 2026-01-08.

ZIP Code 49318: Casnovia, MI

ZIP: 49318

County: Muskegon

Coordinates: 43.23810, -85.82540

ZIP Type: Standard

Time Zone: Central Time (CT)

Explore detailed information for ZIP code 49318 in Casnovia, MI. We include verified county details for Muskegon plus key geographic references used for mapping and logistics.

Primary City	Casnovia
ZIP Code	49318
County	Muskegon
State	MI
Latitude / Longitude	43.23810, -85.82540
ZIP Type	Standard
Time Zone	Central Time (CT)
Data Updated	2026-01-08

Maps & Useful Links

Open in Maps: Google Maps · OpenStreetMap

These links show the approximate center point for ZIP 49318 (not an exact boundary).

Geographic & Administrative Context

For mapping and verification, 49318 is commonly represented around 43.23810, -85.82540. These coordinates help identify the general area within Muskegon, MI.

Local Coverage Notes

ZIP codes can cover multiple neighborhoods and unincorporated areas. Use ZIP 49318 for mail delivery and general location reference in Muskegon, MI.

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

Related ZIP Codes (Nearby)

Explore other postal codes near Casnovia within MI.

Frequently Asked Questions

What is the primary city for ZIP code 49318?

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

In which county is 49318 located?

ZIP code 49318 is situated within Muskegon, MI.

What are the coordinates for 49318?

The approximate center point is 43.23810 (Latitude) and -85.82540 (Longitude).

Is ZIP code 49318 active?

This page lists ZIP 49318 as Listed based on the latest refresh date shown above.

Does ZIP 49318 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