ZIP Code 56280 — Porter, MN
56280 is a standard (street delivery) ZIP code serving Porter, Minnesota, in Lincoln 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 56280 at a glance
| ZIP code | 56280 |
|---|---|
| Primary city | Porter |
| State | Minnesota (MN) |
| County | Lincoln FIPS 27081 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Chicago |
| Population | 530 |
| Coordinates | 44.632120, -96.167190 |
How ZIP+4 works in 56280
The four digits after the hyphen encode a delivery segment inside 56280. 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 56280 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 56280.
| ZIP | City | Distance |
|---|---|---|
| 56291 | Taunton, MN | 4.9 mi |
| 56220 | Canby, MN | 9.2 mi |
| 56264 | Minneota, MN | 10 mi |
| 56142 | Ivanhoe, MN | 11.6 mi |
| 56136 | Hendricks, MN | 15.2 mi |
| 56239 | Ghent, MN | 15.4 mi |
| 56113 | Arco, MN | 15.9 mi |
| 56218 | Boyd, MN | 17.3 mi |
| 57213 | Astoria, SD | 18.4 mi |
| 56223 | Clarkfield, MN | 19.4 mi |
| 56157 | Lynd, MN | 19.5 mi |
| 57237 | Gary, SD | 20.6 mi |
Questions about 56280
What is the ZIP+4 code for 56280?
56280 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 56280, you need to look up a specific street address to get them.
What city is 56280?
56280 is assigned to Porter, Minnesota, in Lincoln 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.