ZIP Code 65340 — Marshall, MO
65340 is a standard (street delivery) ZIP code serving Marshall, Missouri, in Saline 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 65340 at a glance
| ZIP code | 65340 |
|---|---|
| Primary city | Marshall |
| State | Missouri (MO) |
| County | Saline FIPS 29195 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Chicago |
| Population | 16,026 |
| Coordinates | 39.091490, -93.180410 |
How ZIP+4 works in 65340
The four digits after the hyphen encode a delivery segment inside 65340. 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 65340 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 65340.
| ZIP | City | Distance |
|---|---|---|
| 65347 | Nelson, MO | 10.2 mi |
| 65349 | Slater, MO | 11.6 mi |
| 65339 | Malta Bend, MO | 12.7 mi |
| 65320 | Arrow Rock, MO | 12.8 mi |
| 65351 | Sweet Springs, MO | 13.3 mi |
| 65333 | Houstonia, MO | 14.4 mi |
| 65322 | Blackwater, MO | 14.6 mi |
| 65321 | Blackburn, MO | 14.6 mi |
| 65344 | Miami, MO | 15.2 mi |
| 65330 | Gilliam, MO | 15.3 mi |
| 65334 | Hughesville, MO | 18.1 mi |
| 65327 | Emma, MO | 18.4 mi |
Questions about 65340
What is the ZIP+4 code for 65340?
65340 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 65340, you need to look up a specific street address to get them.
What city is 65340?
65340 is assigned to Marshall, Missouri, in Saline 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.