ZIP Code 42256 — Lewisburg, KY
42256 is a standard (street delivery) ZIP code serving Lewisburg, Kentucky, in Logan 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 42256 at a glance
| ZIP code | 42256 |
|---|---|
| Primary city | Lewisburg |
| State | Kentucky (KY) |
| County | Logan FIPS 21141 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Chicago |
| Population | 5,124 |
| Coordinates | 37.016660, -86.947960 |
How ZIP+4 works in 42256
The four digits after the hyphen encode a delivery segment inside 42256. 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 42256 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 42256.
| ZIP | City | Distance |
|---|---|---|
| 42339 | Dunmor, KY | 6.7 mi |
| 42324 | Belton, KY | 9.1 mi |
| 42280 | Sharon Grove, KY | 9.5 mi |
| 42276 | Russellville, KY | 11.4 mi |
| 42323 | Beechmont, KY | 11.8 mi |
| 42321 | Beech Creek, KY | 12.6 mi |
| 42273 | Rochester, KY | 13.6 mi |
| 42337 | Drakesboro, KY | 14.5 mi |
| 42220 | Elkton, KY | 15.2 mi |
| 42206 | Auburn, KY | 15.5 mi |
| 42326 | Browder, KY | 15.5 mi |
| 42345 | Greenville, KY | 16.1 mi |
Questions about 42256
What is the ZIP+4 code for 42256?
42256 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 42256, you need to look up a specific street address to get them.
What city is 42256?
42256 is assigned to Lewisburg, Kentucky, in Logan 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.