ZIP Code 82837 — Leiter, WY
82837 is a standard (street delivery) ZIP code serving Leiter, Wyoming, in Sheridan 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 82837 at a glance
| ZIP code | 82837 |
|---|---|
| Primary city | Leiter |
| State | Wyoming (WY) |
| County | Sheridan FIPS 56033 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Denver |
| Population | 39 |
| Coordinates | 44.725490, -106.281690 |
How ZIP+4 works in 82837
The four digits after the hyphen encode a delivery segment inside 82837. 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 82837 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 82837.
| ZIP | City | Distance |
|---|---|---|
| 82835 | Clearmont, WY | 4.9 mi |
| 82831 | Arvada, WY | 11.3 mi |
| 82845 | Wyarno, WY | 20.9 mi |
| 82832 | Banner, WY | 24.8 mi |
| 82725 | Recluse, WY | 29.9 mi |
| 59062 | Otter, MT | 30 mi |
| 59025 | Decker, MT | 33.3 mi |
| 82834 | Buffalo, WY | 39.7 mi |
Questions about 82837
What is the ZIP+4 code for 82837?
82837 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 82837, you need to look up a specific street address to get them.
What city is 82837?
82837 is assigned to Leiter, Wyoming, in Sheridan 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.