ZIP Code 54981 — Waupaca, WI
54981 is a standard (street delivery) ZIP code serving Waupaca, Wisconsin, in Waupaca 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 54981 at a glance
| ZIP code | 54981 |
|---|---|
| Primary city | Waupaca |
| State | Wisconsin (WI) |
| County | Waupaca FIPS 55135 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Chicago |
| Population | 14,870 |
| Coordinates | 44.327330, -89.125580 |
How ZIP+4 works in 54981
The four digits after the hyphen encode a delivery segment inside 54981. 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 54981 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 54981.
| ZIP | City | Distance |
|---|---|---|
| 54946 | King, WI | 1.2 mi |
| 54977 | Scandinavia, WI | 9.2 mi |
| 54983 | Weyauwega, WI | 9.4 mi |
| 54984 | Wild Rose, WI | 10.7 mi |
| 54406 | Amherst, WI | 10.9 mi |
| 54909 | Almond, WI | 11.6 mi |
| 54962 | Ogdensburg, WI | 11.7 mi |
| 54965 | Pine River, WI | 12.2 mi |
| 54458 | Nelsonville, WI | 14.9 mi |
| 54949 | Manawa, WI | 15.1 mi |
| 54967 | Poy Sippi, WI | 15.3 mi |
| 54940 | Fremont, WI | 15.5 mi |
Questions about 54981
What is the ZIP+4 code for 54981?
54981 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 54981, you need to look up a specific street address to get them.
What city is 54981?
54981 is assigned to Waupaca, Wisconsin, in Waupaca 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.