ZIP Code 56744 — Oslo, MN
56744 is a standard (street delivery) ZIP code serving Oslo, Minnesota, in Marshall 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 56744 at a glance
| ZIP code | 56744 |
|---|---|
| Primary city | Oslo |
| State | Minnesota (MN) |
| County | Marshall FIPS 27089 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Chicago |
| Population | 571 |
| Coordinates | 48.234560, -97.108900 |
How ZIP+4 works in 56744
The four digits after the hyphen encode a delivery segment inside 56744. 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 56744 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 56744.
| ZIP | City | Distance |
|---|---|---|
| 56710 | Alvarado, MN | 5.2 mi |
| 58261 | Minto, ND | 9.6 mi |
| 58256 | Manvel, ND | 11 mi |
| 56713 | Argyle, MN | 15.5 mi |
| 56762 | Warren, MN | 17.5 mi |
| 58203 | Grand Forks, ND | 18.2 mi |
| 58237 | Grafton, ND | 18.3 mi |
| 58258 | Mekinock, ND | 18.7 mi |
| 56757 | Stephen, MN | 19.1 mi |
| 56721 | East Grand Forks, MN | 19.7 mi |
| 58235 | Gilby, ND | 19.9 mi |
| 58233 | Forest River, ND | 20.4 mi |
Questions about 56744
What is the ZIP+4 code for 56744?
56744 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 56744, you need to look up a specific street address to get them.
What city is 56744?
56744 is assigned to Oslo, Minnesota, in Marshall 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.