ZIP Code 72111 — Mount Vernon, AR
72111 is a standard (street delivery) ZIP code serving Mount Vernon, Arkansas, in Faulkner 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 72111 at a glance
| ZIP code | 72111 |
|---|---|
| Primary city | Mount Vernon |
| State | Arkansas (AR) |
| County | Faulkner FIPS 05045 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Chicago |
| Population | 1,283 |
| Coordinates | 35.236880, -92.133070 |
How ZIP+4 works in 72111
The four digits after the hyphen encode a delivery segment inside 72111. 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 72111 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 72111.
| ZIP | City | Distance |
|---|---|---|
| 72047 | Enola, AR | 4.4 mi |
| 72136 | Romance, AR | 6.3 mi |
| 72045 | El Paso, AR | 8.8 mi |
| 72137 | Rose Bud, AR | 9.1 mi |
| 72173 | Vilonia, AR | 10.3 mi |
| 72061 | Guy, AR | 10.7 mi |
| 72131 | Quitman, AR | 12.3 mi |
| 72058 | Greenbrier, AR | 13.4 mi |
| 72012 | Beebe, AR | 15.3 mi |
| 72543 | Heber Springs, AR | 17 mi |
| 72032 | Conway, AR | 17.2 mi |
| 72039 | Damascus, AR | 17.3 mi |
Questions about 72111
What is the ZIP+4 code for 72111?
72111 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 72111, you need to look up a specific street address to get them.
What city is 72111?
72111 is assigned to Mount Vernon, Arkansas, in Faulkner 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.