Postmaster Finder
Postal History
Research Sources
Postmaster Finder
Post Offices by County
PINAL COUNTY,
ARIZONA
ZIP Code
Post Office
Date Established
Date Discontinued
85220
APACHE JUNCTION
08/16/1950
85222
CASA GRANDE
09/10/1880
85128
COOLIDGE
85231
ELOY
85232
FLORENCE
08/19/1869
85237
KEARNY
03/16/1959
85618
MAMMOTH
85239
MARICOPA
85623
ORACLE
85241
PICACHO
85145
RED ROCK
85247
SACATON
85631
SAN MANUEL
04/01/1954
85272
STANFIELD
85273
SUPERIOR
85191
VALLEY FARMS
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