Portage, MI ZIP Codes
Portage, Michigan has 3 ZIP codes: 2 for street addresses ( and ) and 1 for PO boxes ().
Your street decides which one you use.
Which Portage 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?
Portage ZIP code map
Tap or point to an area to see its ZIP code.Full-size map
49081 has no area on the map: it is a PO box or single-organization ZIP code. Dashed line: Portage city limits.
Map: Census Bureau ZIP Code Tabulation Areas (2020) and place limits (2024).
All Portage ZIP codes by type
| ZIP | Type and post office or station |
|---|---|
| 49002 | street delivery Kalamazoo Sorting and Delivery Center |
| 49024 | street delivery Kalamazoo Sorting and Delivery Center |
| 49081 | PO boxes at the Portage post office Portage |
Portage ZIP code questions
What is the main ZIP code for Portage?
49002, the ZIP code of the main Kalamazoo Sorting and Delivery Center post office at 3885 S 9th St.
Which Portage ZIP codes are for PO boxes only?
49081. Mail to it goes to boxes at the post office, not to street addresses.
What county is Portage in?
Kalamazoo County.
ZIP codes for towns near Portage
More towns near Portage: Holland, Kentwood, Wyoming, Holland Township, South Bend, Georgetown Township, Grand Rapids, Delta Township, Plainfield Township.
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