ZIP CodesZIP codes in Pinal County, Arizona
Pinal County, Arizona has 30 ZIP codes in this list, from 85117 to 85658. They cover 21 places, among them Apache Junction, Casa Grande, San Tan Valley and Maricopa.
Nothing in this county matches.
The ZIP code areas of Pinal County add up to about 3,743 square miles of land (9,694 sq km) as the Census Bureau draws them. The largest is 85132 (Florence), with 601 square miles.
Places with more than one code here: Apache Junction (4 codes), Casa Grande (4 codes), San Tan Valley (3 codes).
Using these codes
- In an address, the ZIP code comes last, after the city and the two-letter state: Apache Junction, AZ 85117.
- Tap a ZIP code to open it in the look-up, with a copy button for the address line.
- A code can cross a county line, and one town can have several codes. The table shows the main place of each code.
- "No area" means the Census Bureau draws no area for that code. Such codes are usually for post office boxes or a single building.
Places and counties: GeoNames. Areas: U.S. Census Bureau, 2024 ZIP Code Tabulation Areas. Checked in November 2026. This site is not connected with the United States Postal Service; for mailing, confirm the address with USPS.