ZIP Code 72322 — Caldwell, AR
72322 is a standard (street delivery) ZIP code serving Caldwell, Arkansas, in St. Francis 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 72322 at a glance
| ZIP code | 72322 |
|---|---|
| Primary city | Caldwell |
| State | Arkansas (AR) |
| County | St. Francis FIPS 05123 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Chicago |
| Population | 56 |
| Coordinates | 35.068800, -90.808000 |
How ZIP+4 works in 72322
The four digits after the hyphen encode a delivery segment inside 72322. 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 72322 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 72322.
| ZIP | City | Distance |
|---|---|---|
| 72326 | Colt, AR | 5.7 mi |
| 72359 | Madison, AR | 6.1 mi |
| 72335 | Forrest City, AR | 6.1 mi |
| 72372 | Palestine, AR | 10.6 mi |
| 72394 | Widener, AR | 10.9 mi |
| 72396 | Wynne, AR | 11.2 mi |
| 72341 | Haynes, AR | 12.7 mi |
| 72340 | Goodwin, AR | 14.8 mi |
| 72074 | Hunter, AR | 16.8 mi |
| 72387 | Vanndale, AR | 17.2 mi |
| 72392 | Wheatley, AR | 18 mi |
| 72346 | Heth, AR | 18.4 mi |
Questions about 72322
What is the ZIP+4 code for 72322?
72322 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 72322, you need to look up a specific street address to get them.
What city is 72322?
72322 is assigned to Caldwell, Arkansas, in St. Francis 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.