ZIP Code 57324 — Cavour, SD
57324 is a standard (street delivery) ZIP code serving Cavour, South Dakota, in Beadle 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 57324 at a glance
| ZIP code | 57324 |
|---|---|
| Primary city | Cavour |
| State | South Dakota (SD) |
| County | Beadle FIPS 46005 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Chicago |
| Population | 410 |
| Coordinates | 44.301540, -98.045350 |
How ZIP+4 works in 57324
The four digits after the hyphen encode a delivery segment inside 57324. 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 57324 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 57324.
| ZIP | City | Distance |
|---|---|---|
| 57350 | Huron, SD | 10 mi |
| 57353 | Iroquois, SD | 11.4 mi |
| 57386 | Yale, SD | 14.5 mi |
| 57314 | Artesian, SD | 17.5 mi |
| 57312 | Alpena, SD | 18.3 mi |
| 57323 | Carthage, SD | 18.7 mi |
| 57385 | Woonsocket, SD | 21.6 mi |
| 57384 | Wolsey, SD | 23.2 mi |
| 57322 | Carpenter, SD | 23.4 mi |
| 57231 | De Smet, SD | 23.4 mi |
| 57337 | Fedora, SD | 24.3 mi |
| 57358 | Lane, SD | 24.3 mi |
Questions about 57324
What is the ZIP+4 code for 57324?
57324 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 57324, you need to look up a specific street address to get them.
What city is 57324?
57324 is assigned to Cavour, South Dakota, in Beadle 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.