ZIP Code 71858 — Rosston, AR
71858 is a standard (street delivery) ZIP code serving Rosston, Arkansas, in Nevada 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 71858 at a glance
| ZIP code | 71858 |
|---|---|
| Primary city | Rosston |
| State | Arkansas (AR) |
| County | Nevada FIPS 05099 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Chicago |
| Population | 1,495 |
| Coordinates | 33.585430, -93.267060 |
How ZIP+4 works in 71858
The four digits after the hyphen encode a delivery segment inside 71858. 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 71858 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 71858.
| ZIP | City | Distance |
|---|---|---|
| 71864 | Willisville, AR | 5.4 mi |
| 71722 | Bluff City, AR | 10.8 mi |
| 71835 | Emmet, AR | 11.6 mi |
| 71752 | Mcneil, AR | 13.4 mi |
| 71770 | Waldo, AR | 13.9 mi |
| 71827 | Buckner, AR | 14.7 mi |
| 71857 | Prescott, AR | 15.8 mi |
| 71764 | Stephens, AR | 16.7 mi |
| 71726 | Chidester, AR | 16.9 mi |
| 71772 | Whelen Springs, AR | 18.9 mi |
| 71801 | Hope, AR | 19.3 mi |
| 71721 | Beirne, AR | 21.4 mi |
Questions about 71858
What is the ZIP+4 code for 71858?
71858 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 71858, you need to look up a specific street address to get them.
What city is 71858?
71858 is assigned to Rosston, Arkansas, in Nevada 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.