ZIP Code 53517 — Blue Mounds, WI
53517 is a standard (street delivery) ZIP code serving Blue Mounds, Wisconsin, in Dane 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 53517 at a glance
| ZIP code | 53517 |
|---|---|
| Primary city | Blue Mounds |
| State | Wisconsin (WI) |
| County | Dane FIPS 55025 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Chicago |
| Population | 1,799 |
| Coordinates | 43.036860, -89.829670 |
How ZIP+4 works in 53517
The four digits after the hyphen encode a delivery segment inside 53517. 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 53517 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 53517.
| ZIP | City | Distance |
|---|---|---|
| 53507 | Barneveld, WI | 4.4 mi |
| 53515 | Black Earth, WI | 6.9 mi |
| 53572 | Mount Horeb, WI | 7 mi |
| 53582 | Ridgeway, WI | 8.2 mi |
| 53503 | Arena, WI | 9.5 mi |
| 53528 | Cross Plains, WI | 11.2 mi |
| 53560 | Mazomanie, WI | 11.5 mi |
| 53544 | Hollandale, WI | 11.5 mi |
| 53593 | Verona, WI | 13.1 mi |
| 53583 | Sauk City, WI | 15.2 mi |
| 53562 | Middleton, WI | 15.5 mi |
| 53717 | Madison, WI | 15.9 mi |
Questions about 53517
What is the ZIP+4 code for 53517?
53517 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 53517, you need to look up a specific street address to get them.
What city is 53517?
53517 is assigned to Blue Mounds, Wisconsin, in Dane 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.