ZIP Code 65439 — Bixby, MO
65439 is a standard (street delivery) ZIP code serving Bixby, Missouri, in Iron 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 65439 at a glance
| ZIP code | 65439 |
|---|---|
| Primary city | Bixby |
| State | Missouri (MO) |
| County | Iron FIPS 29093 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Chicago |
| Population | 55 |
| Coordinates | 37.657180, -91.095350 |
How ZIP+4 works in 65439
The four digits after the hyphen encode a delivery segment inside 65439. 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 65439 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 65439.
| ZIP | City | Distance |
|---|---|---|
| 65440 | Boss, MO | 6.1 mi |
| 65566 | Viburnum, MO | 8 mi |
| 63625 | Black, MO | 8.7 mi |
| 65456 | Davisville, MO | 10.3 mi |
| 63623 | Belleview, MO | 11.1 mi |
| 63622 | Belgrade, MO | 13.8 mi |
| 65446 | Cherryville, MO | 14.2 mi |
| 63656 | Middle Brook, MO | 16.9 mi |
| 63633 | Centerville, MO | 17 mi |
| 63631 | Caledonia, MO | 17.9 mi |
| 65565 | Steelville, MO | 18.8 mi |
| 63654 | Lesterville, MO | 19.1 mi |
Questions about 65439
What is the ZIP+4 code for 65439?
65439 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 65439, you need to look up a specific street address to get them.
What city is 65439?
65439 is assigned to Bixby, Missouri, in Iron 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.