ZIP Code 71957 — Mount Ida, AR
71957 is a standard (street delivery) ZIP code serving Mount Ida, Arkansas, in Montgomery 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 71957 at a glance
| ZIP code | 71957 |
|---|---|
| Primary city | Mount Ida |
| State | Arkansas (AR) |
| County | Montgomery FIPS 05097 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Chicago |
| Population | 3,105 |
| Coordinates | 34.557990, -93.596820 |
How ZIP+4 works in 71957
The four digits after the hyphen encode a delivery segment inside 71957. 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 71957 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 71957.
| ZIP | City | Distance |
|---|---|---|
| 71969 | Sims, AR | 7.8 mi |
| 71960 | Norman, AR | 8 mi |
| 71970 | Story, AR | 9.6 mi |
| 71965 | Pencil Bluff, AR | 10.6 mi |
| 71935 | Caddo Gap, AR | 14.3 mi |
| 71961 | Oden, AR | 14.5 mi |
| 71943 | Glenwood, AR | 15.4 mi |
| 71933 | Bonnerdale, AR | 15.5 mi |
| 71968 | Royal, AR | 17.1 mi |
| 71964 | Pearcy, AR | 22.1 mi |
| 72827 | Bluffton, AR | 22.1 mi |
| 71952 | Langley, AR | 22.3 mi |
Questions about 71957
What is the ZIP+4 code for 71957?
71957 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 71957, you need to look up a specific street address to get them.
What city is 71957?
71957 is assigned to Mount Ida, Arkansas, in Montgomery 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.