ZIP Code 66091 — Welda, KS
66091 is a standard (street delivery) ZIP code serving Welda, Kansas, in Anderson 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 66091 at a glance
| ZIP code | 66091 |
|---|---|
| Primary city | Welda |
| State | Kansas (KS) |
| County | Anderson FIPS 20003 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Chicago |
| Population | 294 |
| Coordinates | 38.169520, -95.327010 |
How ZIP+4 works in 66091
The four digits after the hyphen encode a delivery segment inside 66091. 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 66091 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 66091.
| ZIP | City | Distance |
|---|---|---|
| 66032 | Garnett, KS | 8.2 mi |
| 66015 | Colony, KS | 8.2 mi |
| 66093 | Westphalia, KS | 9.7 mi |
| 66039 | Kincaid, KS | 9.8 mi |
| 66751 | La Harpe, KS | 16.4 mi |
| 66749 | Iola, KS | 16.7 mi |
| 66080 | Richmond, KS | 16.7 mi |
| 66033 | Greeley, KS | 16.9 mi |
| 66742 | Gas, KS | 17.2 mi |
| 66857 | Le Roy, KS | 17.4 mi |
| 66758 | Neosho Falls, KS | 17.9 mi |
| 66014 | Centerville, KS | 19 mi |
Questions about 66091
What is the ZIP+4 code for 66091?
66091 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 66091, you need to look up a specific street address to get them.
What city is 66091?
66091 is assigned to Welda, Kansas, in Anderson 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.