ZIP Code 56568 — Nielsville, MN
56568 is a standard (street delivery) ZIP code serving Nielsville, Minnesota, in Polk 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 56568 at a glance
| ZIP code | 56568 |
|---|---|
| Primary city | Nielsville |
| State | Minnesota (MN) |
| County | Polk FIPS 27119 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Chicago |
| Population | 140 |
| Coordinates | 47.529200, -96.779250 |
How ZIP+4 works in 56568
The four digits after the hyphen encode a delivery segment inside 56568. 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 56568 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 56568.
| ZIP | City | Distance |
|---|---|---|
| 56581 | Shelly, MN | 5 mi |
| 58219 | Caledonia, ND | 5.9 mi |
| 56523 | Climax, MN | 7.7 mi |
| 56548 | Halstad, MN | 11 mi |
| 56517 | Beltrami, MN | 11.4 mi |
| 58223 | Cummings, ND | 11.5 mi |
| 58218 | Buxton, ND | 13.6 mi |
| 58045 | Hillsboro, ND | 15.4 mi |
| 56510 | Ada, MN | 16.8 mi |
| 56716 | Crookston, MN | 18 mi |
| 56550 | Hendrum, MN | 18 mi |
| 58275 | Reynolds, ND | 18.8 mi |
Questions about 56568
What is the ZIP+4 code for 56568?
56568 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 56568, you need to look up a specific street address to get them.
What city is 56568?
56568 is assigned to Nielsville, Minnesota, in Polk 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.