List of ZIP Codes in Iowa
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This list is a subset of the List of ZIP Codes in the United States.
50000-52999
| ZIP | City | County |
- 50000 - omitted
- 50001 - Ackworth - Warren
- 50002 - Adair - Adair
- 50003 - Adel - Dallas
- 50004 - omitted
- 50005 - Albion - Marshall
- 50006 - Alden - Hardin
- 50007 - Alleman - Polk
- 50008 - Allerton - Wayne
- 50009 - Altoona - Polk
- 50010 - Ames - Story
- 50011 - Ames - Story (ZIP Code assigned to Iowa State University)
- 50012 - Ames - Story (ZIP code assigned to Iowa State University)
- 50013 - Ames - Story (ZIP code assigned to Iowa State University)
- 50014 - Ames - Story
- 50015 - omitted
- 50016 - omitted
- 50017 - omitted
- 50018 - omitted
- 50019 - omitted
- 50020 - Anita - Cass
- 50021 - Ankeny - Polk
- 50022 - Atlantic - Cass
- 50023 - omitted
- 50024 - omitted
- 50025 - Audubon - Audubon
- 50026 - Bagley - Guthrie
- 50027 - Barnes City - Mahaska
- 50028 - Baxter - Jasper
- 50029 - Bayard - Guthrie
- 50030 - omitted
- 50031 - Beaver - Boone (PO Boxes)
- 50032 - Berwick - Polk (PO Boxes)
- 50033 - Bevington - Madison (PO Boxes)
- 50034 - Blairsburg - Hamilton
- 50035 - Bondurant - Polk
- 50036 - Boone - Boone
- 50037 - Boone - Boone (PO Boxes)
- 50038 - Booneville - Dallas
- 50039 - Bouton - Dallas
- 50040 - Boxholm - Boone (PO Boxes)
- 50041 - Bradford - Franklin (PO Boxes)
- 50042 - Brayton - Audubon
- 50043 - Buckeye - Hardin (PO Boxes)
- 50044 - Bussey - Marion
- 50045 - omitted
- 50046 - Cambridge - Story
- 50047 - Carlisle - Warren
- 50048 - Casey - Guthrie
- 50049 - Chariton - Lucas
- 50050 - Churdan - Greene
- 50051 - Clemons - Marshall
- 50052 - Clio - Wayne
- 50053 - omitted
- 50054 - Colfax - Jasper
- 50055 - Collins - Story
- 50056 - Colo - Story
- 50057 - Columbia - Marion
- 50058 - Coon Rapids- Carroll
- 50059 - Cooper - Greene (PO Boxes)
- 50060 - Corydon - Wayne
- 50060 - Sewal - Wayne (alternative to Corydon)
- 50061 - Cumming - Warren
- 50062 - Dallas - Marion
- 50063 - Dallas Center - Dallas
- 50064 - Dana - Greene
- 50065 - Davis City - Decatur
- 50065 - Pleasanton - Decatur (alternative to Davis City)
- 50066 - Dawson - Dallas
- 50067 - Decatur - Decatur
- 50068 - Derby - Lucas
- 50069 - De Soto - Dallas
- 50070 - Dexter - Dallas
- 50071 - Dows - Wright
- 50072 - Earlham - Madison
- 50073 - Elkhart - Polk
- 50074 - Ellston - Ringgold
- 50074 - Beaconsfield - Ringgold (alternative to Ellston)
- 50075 - Ellsworth - Hamilton
- 50076 - Exira - Audubon
- 50077 - omitted
- 50078 - Ferguson - Marshall (PO Boxes)
- 50079 - omitted
- 50080 - omitted
- 50081 - omitted
- 50082 - omitted
- 50083 - omitted
- 50084 - omitted
- 50085 - omitted
- 50086 - omitted
- 50087 - omitted
- 50088 - omitted
- 50089 - omitted
- 50090 - omitted
- 50091 - omitted
- 50092 - omitted
- 50093 - omitted
- 50094 - omitted
- 50095 - omitted
- 50096 - omitted
- 50097 - omitted
- 50098 - omitted
- 50099 - omitted
- 50100 - omitted
- 50101 - Galt - Wright
- 50102 - Garden City - Hardin (PO Boxes)
- 50103 - Garden Grove - Decatur
- 50104 - Gibson - Keokuk
- 50105 - Gilbert - Story
- 50106 - Gilman - Marshall
- 50107 - Grand Junction - Greene
- 50108 - Grand River - Decatur
- 50109 - Granger - Dallas
- 50110 - Gray - Audubon (PO Boxes)
- 50111 - Grimes - Polk
- 50112 - Grinnell - Poweshiek
- 50113 - omitted
- 50114 - omitted
- 50115 - Guthrie Center - Guthrie
- 50116 - Hamilton - Marion
- 50117 - Hamlin - Audubon
- 50118 - Hartford - Warren
- 50119 - Harvey - Marion
- 50120 - Haverhill - Marshall
- 50121 - omitted
- 50122 - Hubbard - Hardin
- 50123 - Humeston - Wayne
- 50124 - Huxley - Story
- 50125 - Indianola - Warren
- 50125 - Springhill - Warren (alternative to Indianola)
- 50126 - Iowa Falls - Hardin
- 50127 - Ira - Jasper (PO Boxes)
- 50128 - Jamaica - Guthrie
- 50129 Farlin JEFFERSON
- 50129 Jefferson GREENE
- 50130 Jewell HAMILTON
- 50131 Johnston POLK
- 50132 Kamrar HAMILTON
- 50133 Kellerton RINGGOLD
- 50134 Kelley STORY
- 50135 Kellogg JASPER
- 50136 Keswick KEOKUK
- 50137 Killduff JASPER
- 50138 Knoxville MARION
- 50139 Lacona WARREN
- 50140 Lamoni DECATUR
- 50141 Laurel MARSHALL
- 50142 Le Grand MARSHALL
- 50143 Leighton MAHASKA
- 50144 Leon DECATUR
- 50145 Liberty Center WARREN
- 50146 Linden DALLAS
- 50147 Lineville WAYNE
- 50148 Liscomb MARSHALL
- 50149 Lorimor UNION
- 50150 Lovilia MONROE
- 50151 Lucas LUCAS
- 50152 Luther BOONE
- 50153 Lynnville JASPER
- 50154 McCallsburg STORY
- 50155 Macksburg MADISON
- 50156 Madrid BOONE
- 50157 Malcom POWESHIEK
- 50158 Marshalltown MARSHALL
- 50160 Martensdale WARREN
- 50161 Maxwell STORY
- 50162 Melbourne MARSHALL
- 50163 Melcher MARION
- 50163 Melcher-Dallas MARION
- 50164 Menlo GUTHRIE
- 50165 Millerton WAYNE
- 50166 Milo WARREN
- 50167 Minburn DALLAS
- 50168 Mingo JASPER
- 50169 Mitchellville POLK
- 50170 Monroe JASPER
- 50171 Montezuma POWESHIEK
- 50173 Montour TAMA
- 50174 Murray CLARKE
- 50177 Grinnell POWESHIEK
- 50197 Knoxville MARION
- 50198 Knoxville MARION
- 50201 Nevada STORY
- 50206 New Providence HARDIN
- 50207 New Sharon MAHASKA
- 50207 Taintor MAHASKA
- 50208 Newton JASPER
- 50210 New Virginia WARREN
- 50211 Norwalk WARREN
- 50212 Ogden BOONE
- 50213 Osceola CLARKE
- 50214 Otley MARION
- 50216 Panora GUTHRIE
- 50217 Paton GREENE
- 50218 Patterson MADISON
- 50219 Pella MARION
- 50220 Perry DALLAS
- 50222 Peru MADISON
- 50223 Pilot Mound BOONE
- 50225 Pleasantville MARION
- 50226 Polk City POLK
- 50227 Popejoy FRANKLIN
- 50228 Prairie City JASPER
- 50229 Prole WARREN
- 50230 Radcliffe HARDIN
- 50231 Randall HAMILTON
- 50232 Reasnor JASPER
- 50233 Redfield DALLAS
- 50234 Rhodes MARSHALL
- 50235 Rippey GREENE
- 50236 Roland STORY
- 50237 Runnells POLK
- 50238 Russell LUCAS
- 50239 Saint Anthony MARSHALL
- 50240 Saint Charles MADISON
- 50241 Saint Marys WARREN
- 50242 Searsboro POWESHIEK
- 50243 Sheldahl POLK
- 50244 Slater STORY
- 50246 Stanhope HAMILTON
- 50247 State Center MARSHALL
- 50248 Story City STORY
- 50249 Stratford HAMILTON
- 50250 Stuart GUTHRIE
- 50251 Sully JASPER
- 50252 Swan MARION
- 50254 Thayer UNION
- 50255 Thornburg KEOKUK
- 50256 Tracy MARION
- 50257 Truro MADISON
- 50258 Union HARDIN
- 50259 Gifford HARDIN
- 50261 Van Meter DALLAS
- 50262 Van Wert DECATUR
- 50263 Waukee DALLAS
- 50264 Weldon DECATUR
- 50265 West Des Moines POLK
- 50266 West Des Moines POLK
- 50268 What Cheer KEOKUK
- 50269 Whitten HARDIN
- 50271 Williams HAMILTON
- 50272 Williamson LUCAS
- 50273 Winterset MADISON
- 50274 Wiota CASS
- 50275 Woodburn CLARKE
- 50276 Woodward DALLAS
- 50277 Yale GUTHRIE
- 50278 Zearing STORY
- 50301 Des Moines POLK
- 50302 Des Moines POLK
- 50303 Des Moines POLK
- 50304 Des Moines POLK
- 50305 Des Moines POLK
- 50306 Des Moines POLK
- 50307 Des Moines POLK
- 50308 Des Moines POLK
- 50309 Des Moines POLK
- 50310 Des Moines POLK
- 50311 Des Moines POLK
- 50311 Windsor Heights POLK
- 50312 Des Moines POLK
- 50312 Windsor Heights POLK
- 50313 Des Moines POLK
- 50314 Des Moines POLK
- 50315 Des Moines POLK
- 50316 Des Moines POLK
- 50317 Des Moines POLK
- 50317 Pleasant Hill POLK
- 50318 Des Moines POLK
- 50319 Des Moines POLK
- 50320 Des Moines POLK
- 50321 Des Moines POLK
- 50322 Des Moines POLK
- 50322 Urbandale POLK
- 50323 Urbandale POLK
- 50325 Clive POLK
- 50325 Des Moines POLK
- 50327 Des Moines POLK
- 50327 Pleasant Hill POLK
- 50328 Des Moines POLK
- 50329 Des Moines POLK
- 50330 Des Moines POLK
- 50331 Des Moines POLK
- 50332 Des Moines POLK
- 50333 Des Moines POLK
- 50334 Des Moines POLK
- 50335 Des Moines POLK
- 50336 Des Moines POLK
- 50338 Des Moines POLK
- 50339 Des Moines POLK
- 50340 Des Moines POLK
- 50347 Des Moines POLK
- 50350 Des Moines POLK
- 50359 Des Moines POLK
- 50360 Des Moines POLK
- 50361 Des Moines POLK
- 50362 Des Moines POLK
- 50363 Des Moines POLK
- 50364 Des Moines POLK
- 50367 Des Moines POLK
- 50368 Des Moines POLK
- 50369 Des Moines POLK
- 50380 Des Moines POLK
- 50381 Des Moines POLK
- 50391 Des Moines POLK
- 50392 Des Moines POLK
- 50393 Des Moines POLK
- 50394 Des Moines POLK
- 50395 Des Moines POLK
- 50396 Des Moines POLK
- 50397 Des Moines POLK
- 50398 West Des Moines POLK
- 50401 Mason City CERRO GORDO
- 50402 Mason City CERRO GORDO
- 50420 Alexander FRANKLIN
- 50421 Belmond WRIGHT
- 50423 Britt HANCOCK
- 50424 Buffalo Center WINNEBAGO
- 50426 Carpenter MITCHELL
- 50427 Chapin FRANKLIN
- 50428 Clear Lake CERRO GORDO
- 50430 Corwith HANCOCK
- 50431 Coulter FRANKLIN
- 50432 Crystal Lake HANCOCK
- 50433 Dougherty CERRO GORDO
- 50434 Fertile WORTH
- 50435 Floyd FLOYD
- 50436 Forest City WINNEBAGO
- 50438 Garner HANCOCK
- 50439 Goodell HANCOCK
- 50440 Grafton WORTH
- 50441 Hampton FRANKLIN
- 50441 Hansell FRANKLIN
- 50444 Hanlontown WORTH
- 50446 Joice WORTH
- 50447 Kanawha HANCOCK
- 50448 Kensett WORTH
- 50449 Klemme HANCOCK
- 50450 Lake Mills WINNEBAGO
- 50451 Lakota KOSSUTH
- 50452 Latimer FRANKLIN
- 50453 Leland WINNEBAGO
- 50454 Little Cedar MITCHELL
- 50455 McIntire MITCHELL
- 50456 Manly WORTH
- 50457 Meservey CERRO GORDO
- 50458 Nora Springs FLOYD
- 50459 Northwood WORTH
- 50460 Orchard MITCHELL
- 50461 Mitchell MITCHELL
- 50461 Osage MITCHELL
- 50464 Plymouth CERRO GORDO
- 50465 Rake WINNEBAGO
- 50466 Riceville HOWARD
- 50467 Rock Falls CERRO GORDO
- 50468 Rockford FLOYD
- 50469 Rockwell CERRO GORDO
- 50470 Rowan WRIGHT
- 50471 Rudd FLOYD
- 50472 Saint Ansgar MITCHELL
- 50473 Scarville WINNEBAGO
- 50475 Sheffield FRANKLIN
- 50476 Stacyville MITCHELL
- 50477 Swaledale CERRO GORDO
- 50478 Thompson WINNEBAGO
- 50479 Thornton CERRO GORDO
- 50480 Titonka KOSSUTH
- 50481 Toeterville MITCHELL
- 50482 Ventura CERRO GORDO
- 50483 Wesley KOSSUTH
- 50484 Woden HANCOCK
- 50501 Fort Dodge WEBSTER
- 50510 Albert City BUENA VISTA
- 50511 Algona KOSSUTH
- 50514 Armstrong EMMET
- 50515 Ayrshire PALO ALTO
- 50516 Badger WEBSTER
- 50517 Bancroft KOSSUTH
- 50518 Barnum WEBSTER
- 50519 Bode HUMBOLDT
- 50520 Bradgate HUMBOLDT
- 50521 Burnside WEBSTER
- 50522 Burt KOSSUTH
- 50523 Callender WEBSTER
- 50524 Clare WEBSTER
- 50525 Clarion WRIGHT
- 50526 Clarion WRIGHT
- 50527 Curlew PALO ALTO
- 50528 Cylinder PALO ALTO
- 50529 Dakota City HUMBOLDT
- 50530 Dayton WEBSTER
- 50531 Dolliver EMMET
- 50532 Duncombe WEBSTER
- 50533 Eagle Grove WRIGHT
- 50535 Early SAC
- 50536 Emmetsburg PALO ALTO
- 50538 Farnhamville CALHOUN
- 50538 Rinard CALHOUN
- 50539 Fenton KOSSUTH
- 50540 Fonda POCAHONTAS
- 50541 Gilmore City HUMBOLDT
- 50542 Goldfield WRIGHT
- 50543 Gowrie WEBSTER
- 50544 Harcourt WEBSTER
- 50545 Hardy HUMBOLDT
- 50546 Havelock POCAHONTAS
- 50548 Humboldt HUMBOLDT
- 50551 Jolley CALHOUN
- 50552 Knierim CALHOUN
- 50554 Laurens POCAHONTAS
- 50556 Ledyard KOSSUTH
- 50557 Lehigh WEBSTER
- 50558 Livermore HUMBOLDT
- 50559 Lone Rock KOSSUTH
- 50560 Lu Verne KOSSUTH
- 50561 Lytton CALHOUN
- 50562 Mallard PALO ALTO
- 50562 Rodman PALO ALTO
- 50563 Manson CALHOUN
- 50565 Marathon BUENA VISTA
- 50566 Moorland WEBSTER
- 50567 Nemaha SAC
- 50568 Newell BUENA VISTA
- 50569 Otho WEBSTER
- 50570 Ottosen HUMBOLDT
- 50571 Palmer POCAHONTAS
- 50573 Plover POCAHONTAS
- 50574 Pocahontas POCAHONTAS
- 50575 Knoke CALHOUN
- 50575 Pomeroy CALHOUN
- 50576 Rembrandt BUENA VISTA
- 50577 Renwick HUMBOLDT
- 50578 Ringsted EMMET
- 50579 Rockwell City CALHOUN
- 50581 Rolfe POCAHONTAS
- 50582 Rutland HUMBOLDT
- 50583 Sac City SAC
- 50585 Sioux Rapids BUENA VISTA
- 50586 Somers CALHOUN
- 50588 Storm Lake BUENA VISTA
- 50590 Swea City KOSSUTH
- 50591 Thor HUMBOLDT
- 50592 Truesdale BUENA VISTA
- 50593 Varina POCAHONTAS
- 50594 Vincent WEBSTER
- 50595 Webster City HAMILTON
- 50597 West Bend PALO ALTO
- 50598 Whittemore KOSSUTH
- 50599 Woolstock WRIGHT
- 50601 Ackley HARDIN
- 50602 Allison BUTLER
- 50603 Alta Vista CHICKASAW
- 50604 Aplington BUTLER
- 50605 Aredale BUTLER
- 50606 Arlington FAYETTE
- 50607 Aurora BUCHANAN
- 50608 Austinville BUTLER
- 50609 Beaman GRUNDY
- 50611 Bristlow BUTLER
- 50612 Buckingham TAMA
- 50613 Cedar Falls BLACK HAWK
- 50614 Cedar Falls BLACK HAWK
- 50616 Charles City FLOYD
- 50619 Clarksville BUTLER
- 50620 Colwell FLOYD
- 50621 Conrad GRUNDY
- 50622 Denver BREMER
- 50623 Dewar BLACK HAWK
- 50624 Dike GRUNDY
- 50625 Dumont BUTLER
- 50626 Dunkerton BLACK HAWK
- 50627 Eldora HARDIN
- 50628 Elma HOWARD
- 50629 Fairbank BUCHANAN
- 50630 Fredericksburg CHICKASAW
- 50631 Frederika BREMER
- 50632 Garwin TAMA
- 50632 Green Mountain MARSHALL
- 50633 Geneva FRANKLIN
- 50634 Gilbertville BLACK HAWK
- 50635 Gladbrook TAMA
- 50636 Greene BUTLER
- 50638 Grundy Center GRUNDY
- 50641 Hazleton BUCHANAN
- 50642 Holland GRUNDY
- 50643 Hudson BLACK HAWK
- 50644 Independence BUCHANAN
- 50645 Ionia CHICKASAW
- 50647 Janesville BREMER
- 50648 Jesup BUCHANAN
- 50649 Kesley BUTLER
- 50650 Lamont BUCHANAN
- 50651 La Porte City BLACK HAWK
- 50652 Lincoln TAMA
- 50653 Marble Rock FLOYD
- 50654 Masonville DELAWARE
- 50655 Maynard FAYETTE
- 50657 Morrison GRUNDY
- 50658 Nashua CHICKASAW
- 50659 New Hampton CHICKASAW
- 50660 New Hartford BUTLER
- 50661 North Washington CHICKASAW
- 50662 Oelwein FAYETTE
- 50664 Oran FAYETTE
- 50665 Parkersburg BUTLER
- 50666 Plainfield BREMER
- 50667 Raymond BLACK HAWK
- 50668 Readlyn BREMER
- 50669 Reinbeck GRUNDY
- 50670 Shell Rock BUTLER
- 50671 Stanley BUCHANAN
- 50672 Steamboat Rock HARDIN
- 50673 Stout GRUNDY
- 50674 Sumner BREMER
- 50675 Traer TAMA
- 50676 Tripoli BREMER
- 50677 Bremer BREMER
- 50677 Waverly BREMER
- 50680 Wellsburg GRUNDY
- 50681 Westgate FAYETTE
- 50682 Winthrop BUCHANAN
- 50701 Waterloo BLACK HAWK
- 50702 Waterloo BLACK HAWK
- 50703 Waterloo BLACK HAWK
- 50704 Waterloo BLACK HAWK
- 50706 Washburn BLACK HAWK
- 50706 Waterloo BLACK HAWK
- 50707 Evansdale BLACK HAWK
- 50707 Waterloo BLACK HAWK
- 50707 Elk Run Heights BLACK HAWK
- 50799 Waterloo BLACK HAWK
- 50801 Creston UNION
- 50801 Nevinville ADAMS
- 50830 Afton UNION
- 50831 Arispe UNION
- 50833 Bedford TAYLOR
- 50835 Benton RINGGOLD
- 50836 Blockton TAYLOR
- 50836 Maloy RINGGOLD
- 50837 Bridgewater ADAIR
- 50839 Carbon ADAMS
- 50840 Clearfield TAYLOR
- 50841 Corning ADAMS
- 50842 Cromwell UNION
- 50843 Cumberland CASS
- 50845 Diagonal RINGGOLD
- 50846 Fontanelle ADAIR
- 50847 Grant MONTGOMERY
- 50848 Gravity TAYLOR
- 50849 Greenfield ADAIR
- 50851 Kent UNION
- 50851 Lenox TAYLOR
- 50853 Massena CASS
- 50854 Mount Ayr RINGGOLD
- 50857 Nodaway ADAMS
- 50858 Orient ADAIR
- 50859 Prescott ADAMS
- 50860 Redding RINGGOLD
- 50860 Delphos RINGGOLD
- 50861 Shannon City UNION
- 50862 Sharpsburg TAYLOR
- 50863 Tingley RINGGOLD
- 50864 Villisca MONTGOMERY
- 50936 Des Moines POLK
- 50940 Des Moines POLK
- 50947 Des Moines POLK
- 50950 Des Moines POLK
- 50980 Des Moines POLK
- 50981 Des Moines POLK
- 51001 Akron PLYMOUTH
- 51002 Alta BUENA VISTA
- 51003 Alton SIOUX
- 51004 Anthon WOODBURY
- 51005 Aurelia CHEROKEE
- 51006 Battle Creek IDA
- 51007 Bronson WOODBURY
- 51008 Brunsville PLYMOUTH
- 51009 Calumet O?BRIEN
- 51010 Castana MONONA
- 51011 Chatsworth SIOUX
- 51012 Cherokee CHEROKEE
- 51014 Cleghorn CHEROKEE
- 51015 Climbing Hill WOODBURY
- 51016 Correctionville WOODBURY
- 51018 Cushing WOODBURY
- 51019 Danbury WOODBURY
- 51020 Galva IDA
- 51022 Granville SIOUX
- 51023 Hawarden SIOUX
- 51024 Hinton PLYMOUTH
- 51025 Holstein IDA
- 51026 Hornick WOODBURY
- 51027 Ireton SIOUX
- 51028 Kingsley PLYMOUTH
- 51029 Larrabee CHEROKEE
- 51030 Lawton WOODBURY
- 51031 Craig PLYMOUTH
- 51031 Le Mars PLYMOUTH
- 51031 Struble PLYMOUTH
- 51033 Linn Grove BUENA VISTA
- 51034 Mapleton MONONA
- 51035 Marcus CHEROKEE
- 51036 Maurice SIOUX
- 51037 Meriden CHEROKEE
- 51038 Merrill PLYMOUTH
- 51039 Moville WOODBURY
- 51040 Onawa MONONA
- 51040 Turin MONONA
- 51041 Orange City SIOUX
- 51044 Oto WOODBURY
- 51045 Oyens PLYMOUTH
- 51046 Paullina O?BRIEN
- 51047 Peterson CLAY
- 51048 Pierson WOODBURY
- 51049 Quimbly CHEROKEE
- 51050 Remsen PLYMOUTH
- 51051 Rodney MONONA
- 51052 Salix WOODBURY
- 51053 Schaller SAC
- 51054 Sergeant Bluff WOODBURY
- 51055 Sloan WOODBURY
- 51056 Smithland WOODBURY
- 51058 Sutherland O?BRIEN
- 51060 Ute MONONA
- 51061 Washta CHEROKEE
- 51062 Westfield PLYMOUTH
- 51063 Whiting MONONA
- 51101 Sioux City WOODBURY
- 51102 Sioux City WOODBURY
- 51103 Sioux City WOODBURY
- 51104 Sioux City WOODBURY
- 51105 Sioux City WOODBURY
- 51106 Sioux City WOODBURY
- 51108 Sioux City WOODBURY
- 51109 Sioux City WOODBURY
- 51111 Sioux City WOODBURY
- 51201 Sheldon O?BRIEN
- 51230 Alvord LYON
- 51231 Archer O?BRIEN
- 51232 Ashton OSCEOLA
- 51234 Boyden SIOUX
- 51235 Doon LYON
- 51237 George LYON
- 51238 Hospers SIOUX
- 51239 Hull SIOUX
- 51240 Inwood LYON
- 51241 Larchwood LYON
- 51242 Lester LYON
- 51243 Little Rock LYON
- 51244 Matlock SIOUX
- 51245 Primghar O?BRIEN
- 51246 Rock Rapids LYON
- 51247 Rock Valley SIOUX
- 51248 Sanborn O?BRIEN
- 51249 Sibley OSCEOLA
- 51250 Sioux Center SIOUX
- 51301 Spencer CLAY
- 51331 Arnolds Park DICKINSON
- 51333 Dickens CLAY
- 51334 Estherville EMMET
- 51334 Gruver EMMET
- 51338 Everly CLAY
- 51340 Fostoria CLAY
- 51341 Gillett Grove CLAY
- 51342 Graettinger PALO ALTO
- 51343 Greenville CLAY
- 51344 Gruver EMMET
- 51345 Harris OSCEOLA
- 51346 Hartley O?BRIEN
- 51347 Lake Park DICKINSON
- 51349 May City OSCEOLA
- 51350 Melvin OSCEOLA
- 51351 Milford DICKINSON
- 51351 W Okoboji DICKINSON
- 51351 West Okoboji DICKINSON
- 51354 Allendorf OSCEOLA
- 51354 May City OSCEOLA
- 51354 Ocheyedan OSCEOLA
- 51355 Okoboji DICKINSON
- 51357 Royal CLAY
- 51358 Ruthven PALO ALTO
- 51360 Spirit Lake DICKINSON
- 51363 Superior DICKINSON
- 51364 Terril DICKINSON
- 51365 Wallingford EMMET
- 51366 Webb CLAY
- 51401 Carroll CARROLL
- 51430 Arcadia CARROLL
- 51431 Arthur IDA
- 51432 Aspinwall CRAWFORD
- 51433 Auburn SAC
- 51433 Yetter CALHOUN
- 51436 Breda CARROLL
- 51439 Charter Oak CRAWFORD
- 51440 Dedham CARROLL
- 51441 Deloit CRAWFORD
- 51442 Denison CRAWFORD
- 51443 Glidden CARROLL
- 51444 Halbur CARROLL
- 51445 Ida Grove IDA
- 51446 Irwin SHELBY
- 51447 Kirkman SHELBY
- 51448 Kiron CRAWFORD
- 51449 Lake City CALHOUN
- 51450 Carnarvon SAC
- 51450 Lake View SAC
- 51451 Lanesboro CARROLL
- 51452 Lidderdale CARROLL
- 51453 Lohrville CALHOUN
- 51454 Manilla CRAWFORD
- 51455 Manning CARROLL
- 51458 Odebolt SAC
- 51459 Ralston CARROLL
- 51460 Richetts CRAWFORD
- 51461 Schleswig CRAWFORD
- 51462 Scranton GREENE
- 51463 Templeton CARROLL
- 51465 Vail CRAWFORD
- 51466 Wall Lake SAC
- 51467 Westside CRAWFORD
- 51501 Council Bluffs POTTAWATTAMIE
- 51501 Manawa POTTAWATTAMIE
- 51502 Council Bluffs POTTAWATTAMIE
- 51503 Council Bluffs POTTAWATTAMIE
- 51510 Carter Lake POTTAWATTAMIE
- 51520 Arion CRAWFORD
- 51521 Avoca POTTAWATTAMIE
- 51523 Blencoe MONONA
- 51525 Carson POTTAWATTAMIE
- 51526 Crescent POTTAWATTAMIE
- 51527 Defiance SHELBY
- 51528 Dow City CRAWFORD
- 51529 Dunlap HARRISON
- 51530 Earling SHELBY
- 51531 Elk Horn SHELBY
- 51532 Elliott MONTGOMERY
- 51533 Emerson MILLS
- 51534 Glenwood MILLS
- 51535 Griswold CASS
- 51536 Hancock POTTAWATTAMIE
- 51537 Harlan SHELBY
- 51540 Hastings MILLS
- 51541 Henderson MILLS
- 51542 Honey Creek POTTAWATTAMIE
- 51543 Kimballton AUDUBON
- 51544 Lewis CASS
- 51545 Little Sioux HARRISON
- 51546 Logan HARRISON
- 51548 McClelland POTTAWATTAMIE
- 51549 Macedonia POTTAWATTAMIE
- 51550 Magnolia HARRISON
- 51551 Malvern MILLS
- 51552 Marte CASS
- 51553 Minden POTTAWATTAMIE
- 51554 Mineona MILLS
- 51555 Missouri Valley HARRISON
- 51556 Modale HARRISON
- 51557 Mondamin HARRISON
- 51558 Moorhead MONONA
- 51559 Neola POTTAWATTAMIE
- 51560 Oakland POTTAWATTAMIE
- 51561 Pacific Junction MILLS
- 51562 Panama SHELBY
- 51563 Persia HARRISON
- 51564 Pisgah HARRISON
- 51565 Portsmouth SHELBY
- 51566 Red Oak MONTGOMERY
- 51570 Shelby POTTAWATTAMIE
- 51571 Silver City MILLS
- 51572 Soldier MONONA
- 51573 Stanton MONTGOMERY
- 51575 Treynor POTTAWATTAMIE
- 51576 Underwood POTTAWATTAMIE
- 51577 Walnut POTTAWATTAMIE
- 51578 Westphalia SHELBY
- 51579 Woodbine HARRISON
- 51591 Red Oak MONTGOMERY
- 51593 Harlan SHELBY
- 51601 Shenandoah PAGE
- 51602 Shenandoah PAGE
- 51603 Shenandoah PAGE
- 51630 Blanchard PAGE
- 51631 Braddyville PAGE
- 51632 Clarinda PAGE
- 51636 Coin POCAHONTAS
- 51637 College Springs PAGE
- 51638 Essex PAGE
- 51639 Farragut FREMONT
- 51640 Hamburg FREMONT
- 51645 Imogene FREMONT
- 51646 New Market TAYLOR
- 51647 Northboro PAGE
- 51648 Percival FREMONT
- 51649 Randolph FREMONT
- 51650 Riverton FREMONT
- 51651 Shambaugh PAGE
- 51652 Sidney FREMONT
- 51653 Tabor FREMONT
- 51654 Thurman FREMONT
- 51654 Bartlett FREMONT
- 51656 Yorktown PAGE
- 52001 Dubuque DUBUQUE
- 52002 Dubuque DUBUQUE
- 52002 Asbury DUBUQUE
- 52003 Dubuque DUBUQUE
- 52004 Dubuque DUBUQUE
- 52030 Andrew JACKSON
- 52031 Bellevue JACKSON
- 52032 Bernard DUBUQUE
- 52033 Cascade DUBUQUE
- 52035 Colesburg DELAWARE
- 52036 Delaware DELAWARE
- 52037 Delmar CLINTON
- 52038 Dundee DELAWARE
- 52039 Durango DUBUQUE
- 52040 Dyersville DUBUQUE
- 52041 Earlville DELAWARE
- 52042 Edgewood CLAYTON
- 52042 Littleport CLAYTON
- 52043 Elkader CLAYTON
- 52044 Elkport CLAYTON
- 52045 Epworth DUBUQUE
- 52046 Farley DUBUQUE
- 52047 Farmersburg CLAYTON
- 52048 Garber CLAYTON
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- 52050 Greeley DELAWARE
- 52052 Guttenberg CLAYTON
- 52053 Holy Cross DUBUQUE
- 52054 La Motte JACKSON
- 52056 Luxemburg DUBUQUE
- 52057 Manchester DELAWARE
- 52060 Maquoketa JACKSON
- 52064 Miles JACKSON
- 52064 Green Island JACKSON
- 52065 New Vienna DUBUQUE
- 52066 North Buena Vista CLAYTON
- 52068 Peosta DUBUQUE
- 52069 Preston JACKSON
- 52070 Sabula JACKSON
- 52071 Saint Donatus JACKSON
- 52072 Saint Olaf CLAYTON
- 52073 Sherrill DUBUQUE
- 52074 Spragueville JACKSON
- 52075 Springbrook JACKSON
- 52076 Strawberry Point CLAYTON
- 52077 Volga CLAYTON
- 52078 Worthington DUBUQUE
- 52079 Zwingle DUBUQUE
- 52099 Dubuque DUBUQUE
- 52101 Decorah WINNESHIEK
- 52132 Calmar WINNESHIEK
- 52133 Castalia WINNESHIEK
- 52134 Chester HOWARD
- 52135 Clermont FAYETTE
- 52136 Cresco HOWARD
- 52140 Dorchester ALLAMAKEE
- 52141 Elgin FAYETTE
- 52142 Fayette FAYETTE
- 52144 Festina WINNESHIEK
- 52144 Fort Atkinson WINNESHIEK
- 52146 Harpers Ferry ALLAMAKEE
- 52147 Hawkeye FAYETTE
- 52149 Highlandville WINNESHIEK
- 52151 Lansing ALLAMAKEE
- 52154 Lawler CHICKASAW
- 52155 Lime Springs HOWARD
- 52155 Saratoga HOWARD
- 52156 Luana CLAYTON
- 52157 Mc Gregor CLAYTON
- 52158 Marquette CLAYTON
- 52159 Monona CLAYTON
- 52160 New Albin ALLAMAKEE
- 52161 Ossian WINNESHIEK
- 52162 Postville ALLAMAKEE
- 52163 Protivin HOWARD
- 52164 Randalia FAYETTE
- 52165 Ridgeway WINNESHIEK
- 52166 Saint Lucas FAYETTE
- 52168 Spillville WINNESHIEK
- 52169 Wadena FAYETTE
- 52170 Waterville ALLAMAKEE
- 52171 Alpha FAYETTE
- 52171 Jackson Junction WINNESHIEK
- 52171 Waucoma FAYETTE
- 52172 Waukon ALLAMAKEE
- 52175 Eldorado FAYETTE
- 52175 West Union FAYETTE
- 52201 Ainsworth WASHINGTON
- 52202 Alburnett LINN
- 52203 Amana IOWA
- 52203 West Amana IOWA
- 52205 Anamosa JONES
- 52206 Atkins BENTON
- 52207 Baldwin JACKSON
- 52208 Belle Plaine BENTON
- 52209 Blairstown BENTON
- 52210 Brandon BUCHANAN
- 52211 Brooklyn POWESHIEK
- 52212 Center Junction JONES
- 52213 Center Point LINN
- 52214 Central City LINN
- 52215 Chelsea TAMA
- 52216 Clarence CEDAR
- 52217 Clutier TAMA
- 52218 Coggon LINN
- 52219 Prairieburg LINN
- 52220 Conroy IOWA
- 52221 Guernsey POWESHIEK
- 52222 Deep River POWESHIEK
- 52223 Delhi DELAWARE
- 52224 Dysart TAMA
- 52225 Elberon TAMA
- 52226 Elwood CLINTON
- 52227 Ely LINN
- 52228 Fairfax LINN
- 52229 Garrison BENTON
- 52231 Harper KEOKUK
- 52232 Hartwick POWESHIEK
- 52233 Hiawatha LINN
- 52235 Hills JOHNSON
- 52236 Homestead IOWA
- 52237 Hopkinton DELAWARE
- 52240 Iowa City JOHNSON
- 52241 Coralville JOHNSON
- 52241 Iowa City JOHNSON
- 52242 Iowa City JOHNSON
- 52244 Iowa City JOHNSON
- 52245 Iowa City JOHNSON
- 52246 Iowa City JOHNSON
- 52247 Kalona WASHINGTON
- 52248 Keota KEOKUK
- 52249 Keystone BENTON
- 52251 Ladora IOWA
- 52252 Langworthy JONES
- 52253 Lisbon LINN
- 52254 Lost Nation CLINTON
- 52255 Lowden CEDAR
- 52257 Luzerne BENTON
- 52301 Marengo IOWA
- 52302 Marion LINN
- 52305 Martelle JONES
- 52306 Mechanicsville CEDAR
- 52307 Middle Amana IOWA
- 52308 Millersburg IOWA
- 52309 Monmouth JACKSON
- 52310 Monticello JONES
- 52310 Scotch Grove JONES
- 52312 Morley JONES
- 52313 Mount Auburn BENTON
- 52314 Mount Vernon LINN
- 52315 Newhall BENTON
- 52316 North English IOWA
- 52317 North Liberty JOHNSON
- 52318 Norway BENTON
- 52319 Oakdale JOHNSON
- 52320 Olin JONES
- 52321 Onslow JONES
- 52322 Oxford JOHNSON
- 52323 Oxford Junction JONES
- 52324 Palo LINN
- 52325 Parnell IOWA
- 52326 Quasqueton BUCHANAN
- 52327 Riverside WASHINGTON
- 52328 Robins LINN
- 52329 Rowley BUCHANAN
- 52330 Ryan DELAWARE
- 52332 Shellsburg BENTON
- 52333 Solon JOHNSON
- 52334 South Amana IOWA
- 52335 Kinross KEOKUK
- 52335 South English KEOKUK
- 52336 Springville LINN
- 52337 Stanwood CEDAR
- 52338 Swisher JOHNSON
- 52339 Tama TAMA
- 52340 Tiffin JOHNSON
- 52341 Toddville LINN
- 52342 Toledo TAMA
- 52344 Troy Mills LINN
- 52345 Urbana BENTON
- 52346 Van Horne BENTON
- 52347 Victor IOWA
- 52348 Vining TAMA
- 52349 Vinton BENTON
- 52350 Viola LINN
- 52351 Walford BENTON
- 52352 Walker LINN
- 52353 Washington WASHINGTON
- 52354 Watkins BENTON
- 52355 Webster KEOKUK
- 52356 Wellman WASHINGTON
- 52358 West Branch CEDAR
- 52359 West Chester WASHINGTON
- 52361 Williamsburg IOWA
- 52362 Hale JONES
- 52362 Wyoming JONES
- 52401 Cedar Rapids LINN
- 52402 Cedar Rapids LINN
- 52403 Cedar Rapids LINN
- 52404 Cedar Rapids LINN
- 52405 Cedar Rapids LINN
- 52406 Cedar Rapids LINN
- 52408 Cedar Rapids LINN
- 52410 Cedar Rapids LINN
- 52501 Ottumwa WAPELLO
- 52530 Agency WAPELLO
- 52531 Albia MONROE
- 52533 Batavia JEFFERSON
- 52534 Beacon MAHASKA
- 52535 Birmingham VAN BUREN
- 52536 Blakesburg WAPELLO
- 52537 Bloomfield DAVIS
- 52538 West Grove DAVIS
- 52540 Brighton WASHINGTON
- 52542 Cantril VAN BUREN
- 52543 Cedar MAHASKA
- 52544 Centerville APPANOOSE
- 52544 Numa APPANOOSE
- 52544 Rathbun APPANOOSE
- 52548 Chillicothe WAPELLO
- 52549 Cincinnati APPANOOSE
- 52550 Delta KEOKUK
- 52551 Douds VAN BUREN
- 52552 Drakesville DAVIS
- 52553 Eddyville WAPELLO
- 52554 Eldon WAPELLO
- 52555 Exline APPANOOSE
- 52556 Fairfield JEFFERSON
- 52557 Fairfield JEFFERSON
- 52560 Floris DAVIS
- 52561 Fremont MAHASKA
- 52562 Hayesville KEOKUK
- 52563 Hedrick KEOKUK
- 52565 Keosauqua VAN BUREN
- 52566 Kirkville WAPELLO
- 52567 Libertyville JEFFERSON
- 52568 Martinsburg KEOKUK
- 52569 Melrose MONROE
- 52570 Milton VAN BUREN
- 52571 Moravia APPANOOSE
- 52572 Moulton APPANOOSE
- 52573 Mount Sterling VAN BUREN
- 52574 Mystic APPANOOSE
- 52576 Ollie KEOKUK
- 52577 Oskaloosa MAHASKA
- 52580 Packwood JEFFERSON
- 52581 Plano APPANOOSE
- 52583 Promise City WAYNE
- 52584 Pulaski DAVIS
- 52585 Richland KEOKUK
- 52586 Rose Hill MAHASKA
- 52588 Selma VAN BUREN
- 52590 Seymour WAYNE
- 52591 Sigourney KEOKUK
- 52593 Udell APPANOOSE
- 52594 Unionville APPANOOSE
- 52595 University Park MAHASKA
- 52601 Burlington DES MOINES
- 52619 Argyle LEE
- 52620 Bonaparte VAN BUREN
- 52621 Crawfordsville WASHINGTON
- 52623 Danville DES MOINES
- 52624 Denmark LEE
- 52625 Donnellson LEE
- 52626 Farmington VAN BUREN
- 52627 Fort Madison LEE
- 52630 Hillsboro HENRY
- 52631 Houghton LEE
- 52632 Keokuk LEE
- 52635 Lockridge JEFFERSON
- 52637 Mediapolis DES MOINES
- 52638 Middletown DES MOINES
- 52639 Montrose LEE
- 52640 Morning Sun LOUISA
- 52641 Mount Pleasant HENRY
- 52642 Rome HENRY
- 52644 Mount Union HENRY
- 52645 New London HENRY
- 52646 Oakville LOUISA
- 52647 Olds HENRY
- 52648 Pilot Grove LEE
- 52649 Salem HENRY
- 52650 Sperry DES MOINES
- 52651 Stockport VAN BUREN
- 52652 Swedesburg HENRY
- 52653 Wapello LOUISA
- 52654 Wayland HENRY
- 52655 West Burlington DES MOINES
- 52656 West Point LEE
- 52657 Saint Paul LEE
- 52658 Wever LEE
- 52659 Winfield HENRY
- 52660 Yarmouth DES MOINES
- 52701 Andover CLINTON
- 52720 Atalissa MUSCATINE
- 52721 Bennett CEDAR
- 52722 Bettendorf SCOTT
- 52726 Blue Grass SCOTT
- 52727 Bryant CLINTON
- 52728 Buffalo SCOTT
- 52729 Calamus CLINTON
- 52730 Camanche CLINTON
- 52731 Charlotte CLINTON
- 52732 Clinton CLINTON
- 52737 Columbus City LOUISA
- 52738 Columbus Junction LOUISA
- 52739 Conesville MUSCATINE
- 52742 De Witt CLINTON
- 52745 Dixon SCOTT
- 52746 Donahue SCOTT
- 52747 Durant CEDAR
- 52748 Eldridge SCOTT
- 52749 Fruitland MUSCATINE
- 52750 Goose Lake CLINTON
- 52751 Grand Mound CLINTON
- 52752 Grandview LOUISA
- 52753 Le Claire SCOTT
- 52754 Letts LOUISA
- 52755 Lone Tree JOHNSON
- 52756 Long Grove SCOTT
- 52757 Low Moor CLINTON
- 52758 McCausland SCOTT
- 52759 Montpelier MUSCATINE
- 52760 Moscow MUSCATINE
- 52761 Muscatine MUSCATINE
- 52765 New Liberty SCOTT
- 52766 Nichols MUSCATINE
- 52767 Pleasant Valley SCOTT
- 52768 Princeton SCOTT
- 52769 Stockton MUSCATINE
- 52771 Teeds Grove CLINTON
- 52772 Tipton CEDAR
- 52773 Walcott SCOTT
- 52774 Welton CLINTON
- 52776 West Liberty MUSCATINE
- 52777 Toronto CLINTON
- 52777 Wheatland CLINTON
- 52778 Wilton MUSCATINE
- 52801 Davenport SCOTT
- 52802 Davenport SCOTT
- 52803 Davenport SCOTT
- 52804 Davenport SCOTT
- 52805 Davenport SCOTT
- 52806 Davenport SCOTT
- 52807 Davenport SCOTT
- 52808 Davenport SCOTT
- 52809 Davenport SCOTT