ZIP Code 72617 — Big Flat, AR
72617 is a standard (street delivery) ZIP code serving Big Flat, Arkansas, in Baxter 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 72617 at a glance
| ZIP code | 72617 |
|---|---|
| Primary city | Big Flat |
| State | Arkansas (AR) |
| County | Baxter FIPS 05005 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Chicago |
| Population | 444 |
| Coordinates | 36.020800, -92.365660 |
How ZIP+4 works in 72617
The four digits after the hyphen encode a delivery segment inside 72617. 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 72617 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 72617.
| ZIP | City | Distance |
|---|---|---|
| 72663 | Onia, AR | 6.1 mi |
| 72639 | Harriet, AR | 6.9 mi |
| 72533 | Fifty Six, AR | 7.3 mi |
| 72658 | Norfork, AR | 9.5 mi |
| 72680 | Timbo, AR | 9.7 mi |
| 72519 | Calico Rock, AR | 12.5 mi |
| 72051 | Fox, AR | 15.9 mi |
| 72634 | Flippin, AR | 18.1 mi |
| 72645 | Leslie, AR | 18.5 mi |
| 72636 | Gilbert, AR | 19.7 mi |
| 72560 | Mountain View, AR | 20.2 mi |
| 72528 | Dolph, AR | 20.5 mi |
Questions about 72617
What is the ZIP+4 code for 72617?
72617 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 72617, you need to look up a specific street address to get them.
What city is 72617?
72617 is assigned to Big Flat, Arkansas, in Baxter 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.