ZIP Code 85539 — Miami, AZ
85539 is a standard (street delivery) ZIP code serving Miami, Arizona, in Gila 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 85539 at a glance
| ZIP code | 85539 |
|---|---|
| Primary city | Miami |
| State | Arizona (AZ) |
| County | Gila FIPS 04007 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Phoenix |
| Population | 3,386 |
| Coordinates | 33.332820, -110.928830 |
How ZIP+4 works in 85539
The four digits after the hyphen encode a delivery segment inside 85539. 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 85539 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 85539.
| ZIP | City | Distance |
|---|---|---|
| 85532 | Claypool, AZ | 7.1 mi |
| 85173 | Superior, AZ | 12.8 mi |
| 85137 | Kearny, AZ | 15.5 mi |
| 85545 | Roosevelt, AZ | 17.9 mi |
| 85501 | Globe, AZ | 18 mi |
| 85135 | Hayden, AZ | 24.6 mi |
| 85118 | Gold Canyon, AZ | 25.3 mi |
| 85550 | San Carlos, AZ | 28.2 mi |
| 85192 | Winkelman, AZ | 29.8 mi |
| 85132 | Florence, AZ | 32 mi |
| 85140 | San Tan Valley, AZ | 32.8 mi |
| 85119 | Apache Junction, AZ | 33.6 mi |
Questions about 85539
What is the ZIP+4 code for 85539?
85539 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 85539, you need to look up a specific street address to get them.
What city is 85539?
85539 is assigned to Miami, Arizona, in Gila 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.