Postal reference / United States
85128Coolidge, Arizona
ZIP code 85128 is a United States postal code for Coolidge, Arizona. Its county association is Pinal County. The map reference point is at 32.9574, -111.5344.
- State / territory
- Arizona
- Recorded place name
- Coolidge
- County association
- Pinal
- Estimated coordinate
- 32.9574, -111.5344
View on OpenStreetMap - ZIP prefix
- 851 · 31 ZIP codes share it
- Data source
- GeoNames postal reference, snapshot September 26, 2026
GeoNames reference data. County associations may not include every intersecting county, place names are postal names rather than legal boundaries, and coordinates are approximate. This is not address validation.
Area
- Land area
- 166.654 sq mi (2023 Census Gazetteer)
Figures are for the ZIP Code Tabulation Area (ZCTA) that most closely matches this ZIP code, not an exact match to USPS delivery boundaries. Source: U.S. Census Bureau, 2023 Gazetteer + 2023 ACS 5-Year Estimates, retrieved 2026-09-27. How to read this data.
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ZIP+4 depends on the full delivery address. A five-digit code alone cannot determine its extension.
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Browse the other 529 ZIP codes recorded for Arizona, sorted by code with place and county.
Arizona directoryNearby ZIP code reference points
| ZIP code | Place | State | County association | Miles |
|---|---|---|---|---|
| 85191 | Valley Farms | AZ | Pinal | 5.6 |
| 85194 | Casa Grande | AZ | Pinal | 6.7 |
| 85132 | Florence | AZ | Pinal | 10.4 |
| 85122 | Casa Grande | AZ | Pinal | 13.5 |
| 85130 | Casa Grande | AZ | Pinal | 14.0 |
| 85131 | Eloy | AZ | Pinal | 14.5 |
| 85123 | Arizona City | AZ | Pinal | 16.0 |
| 85140 | San Tan Valley | AZ | Pinal | 16.2 |
Straight-line distance between reference points. Nearby points do not prove that ZIP areas touch.
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