ZIP Code 66720 — Chanute, KS
66720 is a standard (street delivery) ZIP code serving Chanute, Kansas, in Neosho 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 66720 at a glance
| ZIP code | 66720 |
|---|---|
| Primary city | Chanute |
| State | Kansas (KS) |
| County | Neosho FIPS 20133 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Chicago |
| Population | 10,631 |
| Coordinates | 37.646310, -95.459000 |
How ZIP+4 works in 66720
The four digits after the hyphen encode a delivery segment inside 66720. 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 66720 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 66720.
| ZIP | City | Distance |
|---|---|---|
| 66748 | Humboldt, KS | 10.6 mi |
| 66710 | Altoona, KS | 11.4 mi |
| 66733 | Erie, KS | 11.9 mi |
| 66776 | Thayer, KS | 12.4 mi |
| 66717 | Buffalo, KS | 12.9 mi |
| 66714 | Benedict, KS | 13.5 mi |
| 66740 | Galesburg, KS | 13.7 mi |
| 66772 | Savonburg, KS | 16.3 mi |
| 66775 | Stark, KS | 17.4 mi |
| 66732 | Elsmore, KS | 18 mi |
| 66761 | Piqua, KS | 19.4 mi |
| 66742 | Gas, KS | 19.9 mi |
Questions about 66720
What is the ZIP+4 code for 66720?
66720 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 66720, you need to look up a specific street address to get them.
What city is 66720?
66720 is assigned to Chanute, Kansas, in Neosho 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.