ZIP Code 56256 — Madison, MN
56256 is a standard (street delivery) ZIP code serving Madison, Minnesota, in Lac qui Parle 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 56256 at a glance
| ZIP code | 56256 |
|---|---|
| Primary city | Madison |
| State | Minnesota (MN) |
| County | Lac qui Parle FIPS 27073 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Chicago |
| Population | 2,446 |
| Coordinates | 45.023060, -96.199860 |
How ZIP+4 works in 56256
The four digits after the hyphen encode a delivery segment inside 56256. 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 56256 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 56256.
| ZIP | City | Distance |
|---|---|---|
| 56212 | Bellingham, MN | 9.8 mi |
| 56232 | Dawson, MN | 10.2 mi |
| 56257 | Marietta, MN | 10.6 mi |
| 56276 | Odessa, MN | 16 mi |
| 56295 | Watson, MN | 17.5 mi |
| 56262 | Milan, MN | 17.6 mi |
| 56208 | Appleton, MN | 17.9 mi |
| 57259 | Revillo, SD | 18 mi |
| 56218 | Boyd, MN | 18.4 mi |
| 56227 | Correll, MN | 18.8 mi |
| 56220 | Canby, MN | 20.6 mi |
| 57237 | Gary, SD | 22.3 mi |
Questions about 56256
What is the ZIP+4 code for 56256?
56256 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 56256, you need to look up a specific street address to get them.
What city is 56256?
56256 is assigned to Madison, Minnesota, in Lac qui Parle 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.