Pinal County, Arizona ZIP Codes

29 ZIP Codes

Zip Code
City
Population
85142Queen Creek93,700
85122Casa Grande61,624
85138Maricopa55,260
85140San Tan Valley51,260
85143San Tan Valley44,444
85132Florence38,671
85120Apache Junction31,191
85119Apache Junction25,420
85139Maricopa20,784
85128Coolidge19,487
85131Eloy18,794
85739Tucson18,478
85658Marana16,051
85118Gold Canyon14,932
85123Arizona City10,003
85194Casa Grande8,077
85623Oracle5,558
85147Sacaton4,911
85193Casa Grande4,118
85631San Manuel3,508
85145Red Rock3,277
85121Bapchule2,800
85173Superior2,600
85137Kearny2,406
85192Winkelman1,849
85172Stanfield1,688
85618Mammoth1,550
85141Picacho364
85191Valley Farms32

Overview of ZIP Codes in Pinal County

ZCTAs are geographic areas created by the US Census Bureau to approximate the delivery areas of ZIP Codes for statistical analysis. While ZCTAs use the same five-digit codes as ZIP Codes, they represent defined geographic areas that may not exactly match the mail delivery routes of ZIP Codes.
29
ZIP Codes

The data shown reflect ZCTAs from the US Census. As of 2025, there are 29 ZCTAs in Pinal County, Arizona (US Census).