ZIP Code 36728 — Catherine, AL
36728 is a standard (street delivery) ZIP code serving Catherine, Alabama, in Wilcox 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 36728 at a glance
| ZIP code | 36728 |
|---|---|
| Primary city | Catherine |
| State | Alabama (AL) |
| County | Wilcox FIPS 01131 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Chicago |
| Population | 998 |
| Coordinates | 32.166250, -87.484160 |
How ZIP+4 works in 36728
The four digits after the hyphen encode a delivery segment inside 36728. 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 36728 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 36728.
| ZIP | City | Distance |
|---|---|---|
| 36722 | Arlington, AL | 8 mi |
| 36720 | Alberta, AL | 8 mi |
| 36783 | Thomaston, AL | 8.9 mi |
| 36773 | Safford, AL | 9.9 mi |
| 36769 | Pine Hill, AL | 12.6 mi |
| 36754 | Magnolia, AL | 12.8 mi |
| 36723 | Boykin, AL | 13.2 mi |
| 36767 | Orrville, AL | 17 mi |
| 36736 | Dixons Mills, AL | 17.5 mi |
| 36726 | Camden, AL | 18.2 mi |
| 36748 | Linden, AL | 18.6 mi |
| 36786 | Uniontown, AL | 18.8 mi |
Questions about 36728
What is the ZIP+4 code for 36728?
36728 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 36728, you need to look up a specific street address to get them.
What city is 36728?
36728 is assigned to Catherine, Alabama, in Wilcox 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.