ZIP Code 57026 — Elkton, SD
57026 is a standard (street delivery) ZIP code serving Elkton, South Dakota, in Brookings 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 57026 at a glance
| ZIP code | 57026 |
|---|---|
| Primary city | Elkton |
| State | South Dakota (SD) |
| County | Brookings FIPS 46011 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Chicago |
| Population | 1,531 |
| Coordinates | 44.249960, -96.501490 |
How ZIP+4 works in 57026
The four digits after the hyphen encode a delivery segment inside 57026. 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 57026 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 57026.
| ZIP | City | Distance |
|---|---|---|
| 57002 | Aurora, SD | 9.1 mi |
| 56149 | Lake Benton, MN | 10.3 mi |
| 57276 | White, SD | 13.9 mi |
| 57028 | Flandreau, SD | 14.2 mi |
| 57007 | Brookings, SD | 14.8 mi |
| 57006 | Brookings, SD | 15.2 mi |
| 56164 | Pipestone, MN | 16.1 mi |
| 56136 | Hendricks, MN | 17.9 mi |
| 56178 | Tyler, MN | 18.5 mi |
| 56139 | Holland, MN | 19 mi |
| 56142 | Ivanhoe, MN | 20.2 mi |
| 57024 | Egan, SD | 20.3 mi |
Questions about 57026
What is the ZIP+4 code for 57026?
57026 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 57026, you need to look up a specific street address to get them.
What city is 57026?
57026 is assigned to Elkton, South Dakota, in Brookings 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.