ZIP Code 41230 — Louisa, KY
41230 is a standard (street delivery) ZIP code serving Louisa, Kentucky, in Lawrence 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 41230 at a glance
| ZIP code | 41230 |
|---|---|
| Primary city | Louisa |
| State | Kentucky (KY) |
| County | Lawrence FIPS 21127 |
| ZIP type | Standard (street delivery) |
| Time zone | America/New_York |
| Population | 12,638 |
| Coordinates | 38.065600, -82.661960 |
How ZIP+4 works in 41230
The four digits after the hyphen encode a delivery segment inside 41230. 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 41230 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 41230.
| ZIP | City | Distance |
|---|---|---|
| 41201 | Adams, KY | 5.2 mi |
| 25514 | Fort Gay, WV | 8 mi |
| 41264 | Ulysses, KY | 8.7 mi |
| 41232 | Lowmansville, KY | 9.9 mi |
| 41124 | Blaine, KY | 10.7 mi |
| 25517 | Genoa, WV | 11.7 mi |
| 41180 | Webbville, KY | 11.7 mi |
| 41254 | River, KY | 13 mi |
| 41257 | Stambaugh, KY | 13 mi |
| 25555 | Prichard, WV | 13 mi |
| 41255 | Sitka, KY | 14.4 mi |
| 25669 | Crum, WV | 14.7 mi |
Questions about 41230
What is the ZIP+4 code for 41230?
41230 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 41230, you need to look up a specific street address to get them.
What city is 41230?
41230 is assigned to Louisa, Kentucky, in Lawrence 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.