Postmaster Finder
Postal History
Research Sources
Postmaster Finder
Post Offices by County
ORANGE COUNTY,
CALIFORNIA
ZIP Code
Post Office
Date Established
Date Discontinued
92803
ANAHEIM
06/19/1861
92811
ATWOOD
92822
BREA
10/26/1912
90620
BUENA PARK
92625
CORONA DEL MAR
92626
COSTA MESA
03/25/1909
90630
CYPRESS
92629
DANA POINT
03/21/1929
92630
EL TORO
05/29/1888
92834
FULLERTON
03/24/1888
92842
GARDEN GROVE
03/16/1877
92647
HUNTINGTON BEACH
06/22/1903
92619
IRVINE
90631
LA HABRA
92677
LAGUNA BEACH
90720
LOS ALAMITOS
92655
MIDWAY CITY
09/27/1929
08/06/1994
92660
NEWPORT BEACH
08/11/1891
92863
ORANGE
92871
PLACENTIA
12/05/1893
92672
SAN CLEMENTE
10/01/1925
92690
SAN JUAN CAPISTRANO
06/05/1867
92799
SANTA ANA
90740
SEAL BEACH
92676
SILVERADO
90680
STANTON
04/11/1912
90742
SUNSET BEACH
90743
SURFSIDE
03/15/1943
92678
TRABUCO CANYON
92781
TUSTIN
92683
WESTMINSTER
10/22/1874
92885
YORBA LINDA
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