Union Postal Codes

Locality Post Code
Afton, Union 50830
Arispe, Union 50831
Barney, Union 50149
Creston, Union 50801
Cromwell, Union 50842
Kent, Union 50851
Lorimor, Union 50149
Shannon City, Union 50861
Talmage, Union 50254
Thayer, Union 50254
Iowa Postal Codes
Wright Worth
Woodbury Winneshiek
Winnebago Webster
Wayne Washington
Warren Wapello
Van Buren Union
Taylor Tama
Story Sioux
Shelby Scott
Sac Ringgold
Poweshiek Pottawattamie
Polk Pocahontas
Plymouth Palo Alto
Page Osceola
O'Brien Muscatine
Montgomery Monroe
Monona Mitchell
Mills Marshall
Marion Mahaska
Madison Lyon
Lucas Louisa
Linn Lee
Kossuth Keokuk
Jones Johnson
Jefferson Jasper
Jackson Iowa
Ida Humboldt
Howard Henry
Harrison Hardin
Hancock Hamilton
Guthrie Grundy
Greene Fremont
Franklin Floyd
Fayette Emmet
Dubuque Dickinson
Des Moines Delaware
Decatur Davis
Dallas Crawford
Clinton Clayton
Clay Clarke
Chickasaw Cherokee
Cerro Gordo Cedar
Cass Carroll
Calhoun Butler
Buena Vista Buchanan
Bremer Boone
Black Hawk Benton
Audubon Appanoose
Allamakee Adams
Adair