ZIP Code 33018 — Hialeah, FL
33018 is a standard (street delivery) ZIP code serving Hialeah, Florida, in Miami-Dade 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 33018 at a glance
| ZIP code | 33018 |
|---|---|
| Primary city | Hialeah |
| State | Florida (FL) |
| County | Miami-Dade FIPS 12086 |
| ZIP type | Standard (street delivery) |
| Time zone | America/New_York |
| Population | 57,921 |
| Coordinates | 25.920000, -80.392740 |
How ZIP+4 works in 33018
The four digits after the hyphen encode a delivery segment inside 33018. 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 33018 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 Hialeah
Nearby ZIP codes
Showing the closest twelve. See every ZIP code within 25 miles of 33018.
| ZIP | City | Distance |
|---|---|---|
| 33016 | Hialeah, FL | 4.2 mi |
| 33015 | Hialeah, FL | 4.9 mi |
| 33029 | Hollywood, FL | 5 mi |
| 33027 | Hollywood, FL | 5.3 mi |
| 33014 | Hialeah, FL | 5.8 mi |
| 33178 | Miami, FL | 6.1 mi |
| 33012 | Hialeah, FL | 6.7 mi |
| 33055 | Opa Locka, FL | 7.4 mi |
| 33028 | Pembroke Pines, FL | 7.4 mi |
| 33166 | Miami, FL | 8.3 mi |
| 33025 | Hollywood, FL | 8.3 mi |
| 33054 | Opa Locka, FL | 8.4 mi |
Questions about 33018
What is the ZIP+4 code for 33018?
33018 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 33018, you need to look up a specific street address to get them.
What city is 33018?
33018 is assigned to Hialeah, Florida, in Miami-Dade 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.