ZIP Code 42776 — Sonora, KY
42776 is a standard (street delivery) ZIP code serving Sonora, Kentucky, in Hardin 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 42776 at a glance
| ZIP code | 42776 |
|---|---|
| Primary city | Sonora |
| State | Kentucky (KY) |
| County | Hardin FIPS 21093 |
| ZIP type | Standard (street delivery) |
| Time zone | America/New_York |
| Population | 2,082 |
| Coordinates | 37.515770, -85.918340 |
How ZIP+4 works in 42776
The four digits after the hyphen encode a delivery segment inside 42776. 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 42776 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 42776.
| ZIP | City | Distance |
|---|---|---|
| 42784 | Upton, KY | 4.5 mi |
| 42740 | Glendale, KY | 5.4 mi |
| 42788 | White Mills, KY | 6.6 mi |
| 42713 | Bonnieville, KY | 9.8 mi |
| 42748 | Hodgenville, KY | 12 mi |
| 42732 | Eastview, KY | 12.5 mi |
| 42757 | Magnolia, KY | 13.2 mi |
| 42712 | Big Clifty, KY | 13.5 mi |
| 42724 | Cecilia, KY | 13.5 mi |
| 42701 | Elizabethtown, KY | 13.8 mi |
| 42726 | Clarkson, KY | 14.2 mi |
| 42765 | Munfordville, KY | 14.4 mi |
Questions about 42776
What is the ZIP+4 code for 42776?
42776 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 42776, you need to look up a specific street address to get them.
What city is 42776?
42776 is assigned to Sonora, Kentucky, in Hardin 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.