Plainfield Township, MI ZIP Codes
Plainfield Township, Michigan has 4 ZIP codes: 4 for street addresses (, , and ).
Your street decides which one you use.
Which Plainfield Township ZIP code is my address in?
Street ranges from the Census Bureau, 2026. PO box and organization ZIP codes are not found by street. A new street may be missing: address not found?
Plainfield Township ZIP code map
Tap or point to an area to see its ZIP code.Full-size map
Dashed line: Plainfield Township township limits.
Map: Census Bureau ZIP Code Tabulation Areas (2020) and county subdivision limits (2024).
All Plainfield Township ZIP codes by type
| ZIP | Type and post office or station |
|---|---|
| 49306 | street delivery; mail may be addressed to Belmont Belmont |
| 49321 | street delivery; mail may be addressed to Comstock Park Comstock Park |
| 49341 | street delivery; mail may be addressed to Rockford Rockford |
| 49525 | street delivery; mail may be addressed to Grand Rapids Northeast |
Why your mail may say Plainfield Township when you live outside it
Plainfield Township ZIP codes also cover Cannon Township, Courtland Township and Alpine Township, so a letter addressed to Plainfield Township can go to a home outside the township limits.
A ZIP code does not set your city, school district or tax. Kent County property records show which city you are in.
Plainfield Township ZIP code questions
What is the main ZIP code for Plainfield Township?
49306, the ZIP code of the main Belmont post office at 6220 Belmont Ave NE.
What county is Plainfield Township in?
Kent County.
ZIP codes for towns near Plainfield Township
More towns near Plainfield Township: Muskegon, Delta Township, Kalamazoo, Battle Creek, Lansing, Portage, East Lansing, Meridian Township, Midland.
Sources and last checked
USPS ZIP Locale Detail (October 1, 2026), GeoNames (CC BY 4.0), U.S. Census Bureau, HUD-USPS crosswalk.
Checked October 20, 2026. Sources · How we build our lists · Corrections