ZIP Code 42459 — Sturgis, KY
42459 is a standard (street delivery) ZIP code serving Sturgis, Kentucky, in Union 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 42459 at a glance
| ZIP code | 42459 |
|---|---|
| Primary city | Sturgis |
| State | Kentucky (KY) |
| County | Union FIPS 21225 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Chicago |
| Population | 3,903 |
| Coordinates | 37.563700, -88.018370 |
How ZIP+4 works in 42459
The four digits after the hyphen encode a delivery segment inside 42459. 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 42459 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 42459.
| ZIP | City | Distance |
|---|---|---|
| 62919 | Cave In Rock, IL | 7.6 mi |
| 42437 | Morganfield, KY | 8.7 mi |
| 42463 | Wheatcroft, KY | 10.1 mi |
| 42404 | Clay, KY | 11.6 mi |
| 62984 | Shawneetown, IL | 13.6 mi |
| 62931 | Elizabethtown, IL | 14.5 mi |
| 42064 | Marion, KY | 15.3 mi |
| 62954 | Junction, IL | 16.7 mi |
| 42461 | Uniontown, KY | 17 mi |
| 42462 | Waverly, KY | 17.2 mi |
| 42409 | Dixon, KY | 17.5 mi |
| 42450 | Providence, KY | 18 mi |
Questions about 42459
What is the ZIP+4 code for 42459?
42459 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 42459, you need to look up a specific street address to get them.
What city is 42459?
42459 is assigned to Sturgis, Kentucky, in Union 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.