ZIP Code 33440 — Clewiston, FL
33440 is a standard (street delivery) ZIP code serving Clewiston, Florida, in Hendry 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 33440 at a glance
| ZIP code | 33440 |
|---|---|
| Primary city | Clewiston |
| State | Florida (FL) |
| County | Hendry FIPS 12051 |
| ZIP type | Standard (street delivery) |
| Time zone | America/New_York |
| Population | 20,855 |
| Coordinates | 26.540650, -81.043250 |
How ZIP+4 works in 33440
The four digits after the hyphen encode a delivery segment inside 33440. 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 33440 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 33440.
| ZIP | City | Distance |
|---|---|---|
| 33493 | South Bay, FL | 20.3 mi |
| 34142 | Immokalee, FL | 21.7 mi |
| 33930 | Felda, FL | 22.1 mi |
| 33471 | Moore Haven, FL | 27.2 mi |
| 33935 | Labelle, FL | 27.6 mi |
| 33430 | Belle Glade, FL | 29.1 mi |
| 33476 | Pahokee, FL | 30.1 mi |
| 33936 | Lehigh Acres, FL | 32.5 mi |
| 33974 | Lehigh Acres, FL | 34.6 mi |
| 33944 | Palmdale, FL | 35.9 mi |
| 33972 | Lehigh Acres, FL | 36.2 mi |
| 34120 | Naples, FL | 36.8 mi |
Questions about 33440
What is the ZIP+4 code for 33440?
33440 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 33440, you need to look up a specific street address to get them.
What city is 33440?
33440 is assigned to Clewiston, Florida, in Hendry 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.