ZIP Code 82431 — Lovell, WY
82431 is a standard (street delivery) ZIP code serving Lovell, Wyoming, in Big Horn 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 82431 at a glance
| ZIP code | 82431 |
|---|---|
| Primary city | Lovell |
| State | Wyoming (WY) |
| County | Big Horn FIPS 56003 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Denver |
| Population | 3,224 |
| Coordinates | 44.870590, -108.162180 |
How ZIP+4 works in 82431
The four digits after the hyphen encode a delivery segment inside 82431. 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 82431 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 82431.
| ZIP | City | Distance |
|---|---|---|
| 82420 | Cowley, WY | 15.1 mi |
| 82412 | Byron, WY | 19.9 mi |
| 82421 | Deaver, WY | 21.7 mi |
| 82423 | Frannie, WY | 22 mi |
| 82426 | Greybull, WY | 25.3 mi |
| 82422 | Emblem, WY | 27.8 mi |
| 82836 | Dayton, WY | 28.8 mi |
| 59035 | Fort Smith, MT | 31.1 mi |
| 59014 | Bridger, MT | 31.4 mi |
| 82411 | Burlington, WY | 32.8 mi |
| 82441 | Shell, WY | 33.7 mi |
| 82410 | Basin, WY | 34.3 mi |
Questions about 82431
What is the ZIP+4 code for 82431?
82431 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 82431, you need to look up a specific street address to get them.
What city is 82431?
82431 is assigned to Lovell, Wyoming, in Big Horn 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.