ZIP Code 57217 — Bradley, SD
57217 is a standard (street delivery) ZIP code serving Bradley, South Dakota, in Clark 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 57217 at a glance
| ZIP code | 57217 |
|---|---|
| Primary city | Bradley |
| State | South Dakota (SD) |
| County | Clark FIPS 46025 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Chicago |
| Population | 142 |
| Coordinates | 45.084500, -97.670040 |
How ZIP+4 works in 57217
The four digits after the hyphen encode a delivery segment inside 57217. 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 57217 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 57217.
| ZIP | City | Distance |
|---|---|---|
| 57236 | Garden City, SD | 7.8 mi |
| 57272 | Wallace, SD | 9.3 mi |
| 57225 | Clark, SD | 14.1 mi |
| 57219 | Bristol, SD | 15.4 mi |
| 57274 | Webster, SD | 16.5 mi |
| 57243 | Henry, SD | 17 mi |
| 57235 | Florence, SD | 17.4 mi |
| 57258 | Raymond, SD | 18.6 mi |
| 57434 | Conde, SD | 20.3 mi |
| 57477 | Turton, SD | 23.7 mi |
| 57271 | Vienna, SD | 23.7 mi |
| 57256 | Ortley, SD | 25.5 mi |
Questions about 57217
What is the ZIP+4 code for 57217?
57217 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 57217, you need to look up a specific street address to get them.
What city is 57217?
57217 is assigned to Bradley, South Dakota, in Clark 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.