ZIP Code 41840 — Neon, KY
41840 is a standard (street delivery) ZIP code serving Neon, Kentucky, in Letcher 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 41840 at a glance
| ZIP code | 41840 |
|---|---|
| Primary city | Neon |
| State | Kentucky (KY) |
| County | Letcher FIPS 21133 |
| ZIP type | Standard (street delivery) |
| Time zone | America/New_York |
| Population | 1,245 |
| Coordinates | 37.199620, -82.718130 |
How ZIP+4 works in 41840
The four digits after the hyphen encode a delivery segment inside 41840. 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 41840 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 41840.
| ZIP | City | Distance |
|---|---|---|
| 41838 | Millstone, KY | 1.8 mi |
| 41849 | Seco, KY | 1.9 mi |
| 41825 | Jackhorn, KY | 2.4 mi |
| 41835 | Mcroberts, KY | 2.7 mi |
| 41810 | Cromona, KY | 2.7 mi |
| 41812 | Deane, KY | 3.6 mi |
| 41855 | Thornton, KY | 3.7 mi |
| 41815 | Ermine, KY | 5.2 mi |
| 41837 | Mayking, KY | 5.7 mi |
| 41537 | Jenkins, KY | 5.8 mi |
| 41517 | Burdine, KY | 6.5 mi |
| 41828 | Kite, KY | 7.7 mi |
Questions about 41840
What is the ZIP+4 code for 41840?
41840 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 41840, you need to look up a specific street address to get them.
What city is 41840?
41840 is assigned to Neon, Kentucky, in Letcher 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.