ZIP Code 71851 — Mineral Springs, AR
71851 is a standard (street delivery) ZIP code serving Mineral Springs, Arkansas, in Howard 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 71851 at a glance
| ZIP code | 71851 |
|---|---|
| Primary city | Mineral Springs |
| State | Arkansas (AR) |
| County | Howard FIPS 05061 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Chicago |
| Population | 2,196 |
| Coordinates | 33.857280, -93.946580 |
How ZIP+4 works in 71851
The four digits after the hyphen encode a delivery segment inside 71851. 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 71851 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 71851.
| ZIP | City | Distance |
|---|---|---|
| 71831 | Columbus, AR | 7.5 mi |
| 71859 | Saratoga, AR | 10 mi |
| 71823 | Ben Lomond, AR | 10.4 mi |
| 71852 | Nashville, AR | 10.8 mi |
| 71846 | Lockesburg, AR | 11.2 mi |
| 71855 | Ozan, AR | 11.7 mi |
| 71865 | Wilton, AR | 13.9 mi |
| 71862 | Washington, AR | 14.2 mi |
| 71838 | Fulton, AR | 16.7 mi |
| 71822 | Ashdown, AR | 17.3 mi |
| 71820 | Alleene, AR | 17.7 mi |
| 71853 | Ogden, AR | 18.1 mi |
Questions about 71851
What is the ZIP+4 code for 71851?
71851 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 71851, you need to look up a specific street address to get them.
What city is 71851?
71851 is assigned to Mineral Springs, Arkansas, in Howard 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.