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CALHOUN COUNTY, IOWA

ZIP Code Post Office Date Established Date Discontinued
50538 FARNHAMVILLE
50551 JOLLEY
50552 KNIERIM
51449 LAKE CITY
51453 LOHRVILLE 09/27/1881
50563 MANSON
50575 POMEROY
50579 ROCKWELL CITY
50586 SOMERS 03/09/1900

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