ZIP Code 40445 — Livingston, KY
40445 is a standard (street delivery) ZIP code serving Livingston, Kentucky, in Rockcastle 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 40445 at a glance
| ZIP code | 40445 |
|---|---|
| Primary city | Livingston |
| State | Kentucky (KY) |
| County | Rockcastle FIPS 21203 |
| ZIP type | Standard (street delivery) |
| Time zone | America/New_York |
| Population | 755 |
| Coordinates | 37.312500, -84.211590 |
How ZIP+4 works in 40445
The four digits after the hyphen encode a delivery segment inside 40445. 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 40445 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 40445.
| ZIP | City | Distance |
|---|---|---|
| 40460 | Orlando, KY | 5.8 mi |
| 40729 | East Bernstadt, KY | 5.9 mi |
| 40456 | Mount Vernon, KY | 6.6 mi |
| 40481 | Sandgap, KY | 10.3 mi |
| 40409 | Brodhead, KY | 12.8 mi |
| 40402 | Annville, KY | 13.3 mi |
| 40741 | London, KY | 13.4 mi |
| 40447 | Mckee, KY | 14 mi |
| 40434 | Gray Hawk, KY | 15.9 mi |
| 40419 | Crab Orchard, KY | 18 mi |
| 40403 | Berea, KY | 18.1 mi |
| 40404 | Berea, KY | 18.5 mi |
Questions about 40445
What is the ZIP+4 code for 40445?
40445 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 40445, you need to look up a specific street address to get them.
What city is 40445?
40445 is assigned to Livingston, Kentucky, in Rockcastle 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.