ZIP Code 56209 — Atwater, MN
56209 is a standard (street delivery) ZIP code serving Atwater, Minnesota, in Kandiyohi 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 56209 at a glance
| ZIP code | 56209 |
|---|---|
| Primary city | Atwater |
| State | Minnesota (MN) |
| County | Kandiyohi FIPS 27067 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Chicago |
| Population | 2,570 |
| Coordinates | 45.124000, -94.799310 |
How ZIP+4 works in 56209
The four digits after the hyphen encode a delivery segment inside 56209. 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 56209 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 56209.
| ZIP | City | Distance |
|---|---|---|
| 56251 | Kandiyohi, MN | 6 mi |
| 56243 | Grove City, MN | 6.6 mi |
| 56288 | Spicer, MN | 10.9 mi |
| 56253 | Lake Lillian, MN | 11.8 mi |
| 56201 | Willmar, MN | 11.9 mi |
| 55355 | Litchfield, MN | 12.8 mi |
| 56228 | Cosmos, MN | 14.3 mi |
| 56273 | New London, MN | 15.9 mi |
| 55329 | Eden Valley, MN | 16.9 mi |
| 56216 | Blomkest, MN | 17.8 mi |
| 55324 | Darwin, MN | 18.8 mi |
| 56279 | Pennock, MN | 19.4 mi |
Questions about 56209
What is the ZIP+4 code for 56209?
56209 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 56209, you need to look up a specific street address to get them.
What city is 56209?
56209 is assigned to Atwater, Minnesota, in Kandiyohi 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.