Postmaster Finder
Postal History
Research Sources
Postmaster Finder
Post Offices by County
YAKIMA COUNTY,
WASHINGTON
ZIP Code
Post Office
Date Established
Date Discontinued
98920
BROWNSTOWN
98921
BUENA
98923
COWICHE
98930
GRANDVIEW
07/11/1906
98932
GRANGER
98933
HARRAH
98935
MABTON
01/25/1893
98936
MOXEE CITY
98937
NACHES
98938
OUTLOOK
98939
PARKER
98942
SELAH
98944
SUNNYSIDE
98947
TIETON
98948
TOPPENISH
03/03/1890
98951
WAPATO
98952
WHITE SWAN
98901
YAKIMA
98953
ZILLAH
09/07/1892
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