ZIP Code 72140 — Saint Charles, AR
72140 is a standard (street delivery) ZIP code serving Saint Charles, Arkansas, in Arkansas 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 72140 at a glance
| ZIP code | 72140 |
|---|---|
| Primary city | Saint Charles |
| State | Arkansas (AR) |
| County | Arkansas FIPS 05001 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Chicago |
| Population | 321 |
| Coordinates | 34.360520, -91.154900 |
How ZIP+4 works in 72140
The four digits after the hyphen encode a delivery segment inside 72140. 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 72140 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 72140.
| ZIP | City | Distance |
|---|---|---|
| 72038 | Crocketts Bluff, AR | 7.5 mi |
| 72048 | Ethel, AR | 8.9 mi |
| 72353 | Lambrook, AR | 9 mi |
| 72042 | De Witt, AR | 11.1 mi |
| 72383 | Turner, AR | 11.2 mi |
| 72069 | Holly Grove, AR | 12.4 mi |
| 72367 | Mellwood, AR | 13.9 mi |
| 72026 | Casscoe, AR | 14 mi |
| 72003 | Almyra, AR | 14.5 mi |
| 72389 | Wabash, AR | 15.3 mi |
| 72366 | Marvell, AR | 16.2 mi |
| 72333 | Elaine, AR | 17 mi |
Questions about 72140
What is the ZIP+4 code for 72140?
72140 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 72140, you need to look up a specific street address to get them.
What city is 72140?
72140 is assigned to Saint Charles, Arkansas, in Arkansas 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.