ZIP Code 32603 — Gainesville, FL
32603 is a standard (street delivery) ZIP code serving Gainesville, Florida, in Alachua 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 32603 at a glance
| ZIP code | 32603 |
|---|---|
| Primary city | Gainesville |
| State | Florida (FL) |
| County | Alachua FIPS 12001 |
| ZIP type | Standard (street delivery) |
| Time zone | America/New_York |
| Population | 7,419 |
| Coordinates | 29.653050, -82.350540 |
How ZIP+4 works in 32603
The four digits after the hyphen encode a delivery segment inside 32603. 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 32603 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 Gainesville
Nearby ZIP codes
Showing the closest twelve. See every ZIP code within 25 miles of 32603.
| ZIP | City | Distance |
|---|---|---|
| 32612 | Gainesville, FL | 0.6 mi |
| 32610 | Gainesville, FL | 1 mi |
| 32601 | Gainesville, FL | 1.6 mi |
| 32605 | Gainesville, FL | 2.1 mi |
| 32607 | Gainesville, FL | 4.2 mi |
| 32608 | Gainesville, FL | 4.9 mi |
| 32606 | Gainesville, FL | 5.9 mi |
| 32653 | Gainesville, FL | 7.2 mi |
| 32641 | Gainesville, FL | 7.7 mi |
| 32609 | Gainesville, FL | 8.7 mi |
| 32667 | Micanopy, FL | 11.2 mi |
| 32616 | Alachua, FL | 12.6 mi |
Questions about 32603
What is the ZIP+4 code for 32603?
32603 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 32603, you need to look up a specific street address to get them.
What city is 32603?
32603 is assigned to Gainesville, Florida, in Alachua 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.