ZIP codes in Outagamie County
28 ZIPs touch Outagamie County, Wisconsin. The blue dashed line is the county border; orange ZIPs reach into it.
28
ZIP codes
16
cross the county line
393,154
people in these ZIPs
72
counties in WI
Most people
Outagamie County ZIP list
More counties in Wisconsin
- Marquette County14
- Menominee County4
- Milwaukee County49
- Monroe County15
- Oconto County19
- Oneida County15
- Ozaukee County14
- Pepin County6
- Pierce County14
- Polk County20
- Portage County23
- Price County14
Questions people actually ask
How many ZIP codes are in Outagamie County, Wisconsin?
28 ZIP codes reach into Outagamie County, including 3 PO Box or single-address ZIPs placed by the town they serve. 16 of them are only partly in the county and also cover a neighboring county.
Which ZIP code in Outagamie County has the most people?
54115 (De Pere) has about 50,411 residents, the most of any ZIP touching Outagamie County, in the Census Bureau’s ACS 2020–2024 estimates.
Can a ZIP code be in Outagamie County and another county?
Yes. ZIP codes follow mail routes, not county lines. Rows marked with a percentage show how much of that ZIP’s land is in Outagamie County. For one address, pin the exact spot on the ZIP finder to see its county.
Where does this list come from?
ZIP areas and their county overlaps come from the Census Bureau’s 2020 ZIP Code Tabulation Area to county relationship file. PO Box ZIPs have no area, so each is placed in the county of the ZIP area nearest the town it serves.
Keep exploring
Updated 2026-11-10 · Where the data comes from