Postmaster Finder
Postal History
Research Sources
Postmaster Finder
Post Offices by County
CUMBERLAND COUNTY,
ILLINOIS
ZIP Code
Post Office
Date Established
Date Discontinued
62428
GREENUP
11/05/1834
62435
JANESVILLE
62436
JEWETT
01/25/1871
62447
NEOGA
01/07/1857
62468
TOLEDO
11/29/1856
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