ZIP Code 80823 — Karval, CO
80823 is a standard (street delivery) ZIP code serving Karval, Colorado, in Lincoln 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 80823 at a glance
| ZIP code | 80823 |
|---|---|
| Primary city | Karval |
| State | Colorado (CO) |
| County | Lincoln FIPS 08073 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Denver |
| Population | 197 |
| Coordinates | 38.690260, -103.467380 |
How ZIP+4 works in 80823
The four digits after the hyphen encode a delivery segment inside 80823. 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 80823 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 80823.
| ZIP | City | Distance |
|---|---|---|
| 81021 | Arlington, CO | 18.5 mi |
| 81045 | Haswell, CO | 18.8 mi |
| 80821 | Hugo, CO | 19.6 mi |
| 81063 | Ordway, CO | 23.7 mi |
| 80833 | Rush, CO | 25.5 mi |
| 80862 | Wild Horse, CO | 26.3 mi |
| 81076 | Sugar City, CO | 26.6 mi |
| 80830 | Matheson, CO | 37.7 mi |
| 81062 | Olney Springs, CO | 37.8 mi |
| 80832 | Ramah, CO | 39.7 mi |
| 81033 | Crowley, CO | 40 mi |
| 81092 | Wiley, CO | 46.6 mi |
Questions about 80823
What is the ZIP+4 code for 80823?
80823 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 80823, you need to look up a specific street address to get them.
What city is 80823?
80823 is assigned to Karval, Colorado, in Lincoln 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.