ZIP Code 54027 — Wilson, WI
54027 is a standard (street delivery) ZIP code serving Wilson, Wisconsin, in St. Croix County. To mail something here you only need these five digits — but the four-digit extension narrows delivery to a single point, and it is what USPS bulk postage discounts are priced on.
ZIP code 54027 at a glance
| ZIP code | 54027 |
|---|---|
| Primary city | Wilson |
| State | Wisconsin (WI) |
| County | St. Croix FIPS 55109 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Chicago |
| Population | 1,154 |
| Coordinates | 44.924030, -92.199850 |
How ZIP+4 works in 54027
The four digits after the hyphen encode a delivery segment inside 54027. In practice one segment usually means:
- One side of one block — odd numbers on a street between two cross streets
- A single large building, or one floor of it
- A group of PO boxes, sometimes a single box
- A single business that receives enough mail to warrant its own code
That is why 54027 has no single ZIP+4: two neighbors across the street from each other usually have different ones. Enter a street address above and we will return the exact nine-digit code along with the standardized USPS address format.
Nearby ZIP codes
Showing the closest twelve. See every ZIP code within 25 miles of 54027.
| ZIP | City | Distance |
|---|---|---|
| 54028 | Woodville, WI | 4.6 mi |
| 54749 | Knapp, WI | 5.3 mi |
| 54767 | Spring Valley, WI | 7.3 mi |
| 54002 | Baldwin, WI | 8.7 mi |
| 54013 | Glenwood City, WI | 10.9 mi |
| 54734 | Downing, WI | 12.2 mi |
| 54740 | Elmwood, WI | 12.6 mi |
| 54015 | Hammond, WI | 12.8 mi |
| 54725 | Boyceville, WI | 13.7 mi |
| 54751 | Menomonie, WI | 14.1 mi |
| 54003 | Beldenville, WI | 15 mi |
| 54023 | Roberts, WI | 17.6 mi |
Questions about 54027
What is the ZIP+4 code for 54027?
54027 is the five-digit ZIP code. The ZIP+4 adds four more digits that identify a specific delivery point — usually one side of a city block, a single building, or a group of PO boxes. Because those four digits change from address to address within 54027, you need to look up a specific street address to get them.
What city is 54027?
54027 is assigned to Wilson, Wisconsin, in St. Croix County.
Do I need to use the ZIP+4?
It is optional for ordinary mail, but it speeds up sorting and it is required for most USPS bulk-mail postage discounts. Many address-verification and e-commerce systems also use ZIP+4 to confirm a delivery point exists.
Need thousands of these?
Upload a CSV and get ZIP+4, county, carrier route, and delivery-point data appended to every row — or call the API directly.