Postmaster Finder
Postal History
Research Sources
Postmaster Finder
Post Offices by County
DE KALB COUNTY,
ILLINOIS
ZIP Code
Post Office
Date Established
Date Discontinued
BEULAH
03/01/1860
04/08/1864
60111
CLARE
60112
CORTLAND
09/11/1849
60115
DE KALB
02/08/1849
60129
ESMOND
FREELAND
03/29/1836
03/23/1886
60135
GENOA
60520
HINCKLEY
01/27/1853
60145
KINGSTON
60146
KIRKLAND
07/26/1875
60150
MALTA
02/16/1857
60548
SANDWICH
60550
SHABBONA
06/06/1860
60552
SOMONAUK
05/18/1850
60178
SYCAMORE
09/27/1836
60556
WATERMAN
10/13/1860
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