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Zip Codes in Buchanan County, iowa
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Zip Code
Population
Buchanan County, IA 50644
8,648
Buchanan County, IA 50648
3,239
Buchanan County, IA 50641
2,017
Buchanan County, IA 50682
1,572
Buchanan County, IA 50629
1,466
Buchanan County, IA 52329
803
Buchanan County, IA 52210
697
Buchanan County, IA 50650
620
Buchanan County, IA 52326
547
Buchanan County, IA 52352
419
Buchanan County, IA 50607
359
Buchanan County, IA 50654
196
