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NAPA COUNTY,
CALIFORNIA
ZIP Code
Post Office
Date Established
Date Discontinued
94508
ANGWIN
94515
CALISTOGA
94558
NAPA
94562
OAKVILLE
11/04/1867
OAKVILLE
01/15/1857
03/30/1859
94567
POPE VALLEY
94573
RUTHERFORD
94574
SAINT HELENA
12/15/1856
94599
YOUNTVILLE
05/19/1856
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