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Post Offices by County

HENRY COUNTY, ILLINOIS

ZIP Code Post Office Date Established Date Discontinued
61413 ALPHA 06/28/1871
61233 ANDOVER 05/15/1837
61234 ANNAWAN
61235 ATKINSON
61419 BISHOP HILL 06/05/1848
61238 CAMBRIDGE
61241 COLONA 05/19/1855
61434 GALVA 02/05/1855
61254 GENESEO
61258 HOOPPOLE 07/12/1880 12/29/2007
61443 KEWANEE 03/02/1855
61262 LYNN CENTER
61468 OPHIEM 06/13/2009
61273 ORION
61274 OSCO
61490 WOODHULL 06/17/1856

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