ZIP Code 33920 — Alva, FL
33920 is a standard (street delivery) ZIP code serving Alva, Florida, in Lee 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 33920 at a glance
| ZIP code | 33920 |
|---|---|
| Primary city | Alva |
| State | Florida (FL) |
| County | Lee FIPS 12071 |
| ZIP type | Standard (street delivery) |
| Time zone | America/New_York |
| Population | 9,062 |
| Coordinates | 26.729030, -81.652900 |
How ZIP+4 works in 33920
The four digits after the hyphen encode a delivery segment inside 33920. 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 33920 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 33920.
| ZIP | City | Distance |
|---|---|---|
| 33972 | Lehigh Acres, FL | 5.9 mi |
| 33971 | Lehigh Acres, FL | 6.9 mi |
| 33905 | Fort Myers, FL | 7.9 mi |
| 33936 | Lehigh Acres, FL | 8.9 mi |
| 33976 | Lehigh Acres, FL | 9.7 mi |
| 33973 | Lehigh Acres, FL | 10 mi |
| 33974 | Lehigh Acres, FL | 11.9 mi |
| 33917 | North Fort Myers, FL | 12.1 mi |
| 33916 | Fort Myers, FL | 13.1 mi |
| 33982 | Punta Gorda, FL | 14.4 mi |
| 33935 | Labelle, FL | 14.5 mi |
| 33913 | Fort Myers, FL | 14.9 mi |
Questions about 33920
What is the ZIP+4 code for 33920?
33920 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 33920, you need to look up a specific street address to get them.
What city is 33920?
33920 is assigned to Alva, Florida, in Lee 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.