ZIP Code 57257 — Peever, SD
57257 is a standard (street delivery) ZIP code serving Peever, South Dakota, in Roberts 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 57257 at a glance
| ZIP code | 57257 |
|---|---|
| Primary city | Peever |
| State | South Dakota (SD) |
| County | Roberts FIPS 46109 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Chicago |
| Population | 637 |
| Coordinates | 45.499750, -97.029820 |
How ZIP+4 works in 57257
The four digits after the hyphen encode a delivery segment inside 57257. 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 57257 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 57257.
| ZIP | City | Distance |
|---|---|---|
| 57279 | Wilmot, SD | 9.5 mi |
| 57262 | Sisseton, SD | 12.1 mi |
| 56219 | Browns Valley, MN | 12.2 mi |
| 57239 | Grenville, SD | 13.5 mi |
| 57266 | Summit, SD | 15 mi |
| 57251 | Marvin, SD | 16 mi |
| 57273 | Waubay, SD | 16.5 mi |
| 57227 | Corona, SD | 17.7 mi |
| 56211 | Beardsley, MN | 17.8 mi |
| 57232 | Eden, SD | 19 mi |
| 57256 | Ortley, SD | 19.2 mi |
| 57269 | Twin Brooks, SD | 22.1 mi |
Questions about 57257
What is the ZIP+4 code for 57257?
57257 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 57257, you need to look up a specific street address to get them.
What city is 57257?
57257 is assigned to Peever, South Dakota, in Roberts 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.