ZIP Code 71921 — Amity, AR
71921 is a standard (street delivery) ZIP code serving Amity, Arkansas, in Clark 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 71921 at a glance
| ZIP code | 71921 |
|---|---|
| Primary city | Amity |
| State | Arkansas (AR) |
| County | Clark FIPS 05019 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Chicago |
| Population | 3,427 |
| Coordinates | 34.254350, -93.401090 |
How ZIP+4 works in 71921
The four digits after the hyphen encode a delivery segment inside 71921. 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 71921 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 71921.
| ZIP | City | Distance |
|---|---|---|
| 71933 | Bonnerdale, AR | 10.8 mi |
| 71943 | Glenwood, AR | 13 mi |
| 71929 | Bismarck, AR | 14.5 mi |
| 71964 | Pearcy, AR | 14.6 mi |
| 71962 | Okolona, AR | 15.5 mi |
| 71922 | Antoine, AR | 15.9 mi |
| 71958 | Murfreesboro, AR | 17.5 mi |
| 71940 | Delight, AR | 17.6 mi |
| 71950 | Kirby, AR | 18.6 mi |
| 71968 | Royal, AR | 19.7 mi |
| 71999 | Arkadelphia, AR | 21.4 mi |
| 71998 | Arkadelphia, AR | 21.7 mi |
Questions about 71921
What is the ZIP+4 code for 71921?
71921 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 71921, you need to look up a specific street address to get them.
What city is 71921?
71921 is assigned to Amity, Arkansas, in Clark 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.