ZIP Code 34685 — Palm Harbor, FL
34685 is a standard (street delivery) ZIP code serving Palm Harbor, Florida, in Pinellas 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 34685 at a glance
| ZIP code | 34685 |
|---|---|
| Primary city | Palm Harbor |
| State | Florida (FL) |
| County | Pinellas FIPS 12103 |
| ZIP type | Standard (street delivery) |
| Time zone | America/New_York |
| Population | 18,132 |
| Coordinates | 28.099950, -82.688510 |
How ZIP+4 works in 34685
The four digits after the hyphen encode a delivery segment inside 34685. 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 34685 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.
Other ZIP codes in Palm Harbor
Nearby ZIP codes
Showing the closest twelve. See every ZIP code within 25 miles of 34685.
| ZIP | City | Distance |
|---|---|---|
| 34684 | Palm Harbor, FL | 2.7 mi |
| 34688 | Tarpon Springs, FL | 3.1 mi |
| 34677 | Oldsmar, FL | 3.3 mi |
| 34683 | Palm Harbor, FL | 4.5 mi |
| 33626 | Tampa, FL | 5.2 mi |
| 33761 | Clearwater, FL | 5.3 mi |
| 34689 | Tarpon Springs, FL | 5.5 mi |
| 34681 | Crystal Beach, FL | 5.5 mi |
| 34695 | Safety Harbor, FL | 6.3 mi |
| 33635 | Tampa, FL | 6.7 mi |
| 34690 | Holiday, FL | 6.8 mi |
| 33763 | Clearwater, FL | 7.5 mi |
Questions about 34685
What is the ZIP+4 code for 34685?
34685 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 34685, you need to look up a specific street address to get them.
What city is 34685?
34685 is assigned to Palm Harbor, Florida, in Pinellas 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.