Iowa USDA Plant Hardiness Zones Map - Growing Zones Plant List


 Iowa State USDA Growing Zones can be figured out by looking at the Iowa USDA zone map for plant hardiness and reading this table below. Hardiness Zones are helpful in deciding which Trees and Plants will survive in an particular area.


If you want more details about a city and want to know your Garden or Farm USDA Planting Zone look at the name of your city listed here below in the table with the specific zone number near it.


Now you can click on that zone number to find the most common and best growing zone-compatible fruit trees, vegetables and flowers in each area of Iowa.

Iowa Plant Hardiness Zones include: 4b, 5a, 5b and 6a.

What Planting Zone AM I In?

List of Hardiness Zones for Iowa Cities and Areas in alphabetical order

A
Ackley Zone 5a
Ackworth Zone 5a
Adair Zone 5a
Adair County Zone 5a, 5b
Adams County Zone 5a, 5b
Adel Zone 5a
Afton Zone 5a
Agency Zone 5b
Ainsworth Zone 5b
Akron Zone 5a
Albert City Zone 5a
Albia Zone 5b
Albion Zone 5a
Alburnett Zone 5a
Alden Zone 5a
Alexander Zone 5a
Algona Zone 5a
Allamakee County Zone 4b, 5a
Alleman Zone 5a
Allerton Zone 5b
Allison Zone 5a
Alta Zone 5a
Alta Vista Zone 5a
Alton Zone 5a
Altoona Zone 5a
Alvord Zone 4b
Amana Zone 5a
Ames Zone 5a
Anamosa Zone 5a
Anderson Zone 5b
Andover Zone 5a
Andrew Zone 5a
Anita Zone 5a
Ankeny Zone 5a
Anthon Zone 5a
Aplington Zone 5a
Appanoose County Zone 5b
Arcadia Zone 5a
Archer Zone 4b
Aredale Zone 5a
Arion Zone 5a
Arispe Zone 5b
Arlington Zone 4b
Armstrong Zone 5a
Arnolds Park Zone 5a
Arthur Zone 5a
Asbury Zone 5a
Ashton Zone 4b
Aspinwall Zone 5a
Atalissa Zone 5b
Athelstan Zone 5b
Atkins Zone 5a
Atlantic Zone 5a
Auburn Zone 5a
Audubon Zone 5a
Audubon County Zone 5a
Aurelia Zone 5a
Aurora Zone 5a
Avoca Zone 5a
Ayrshire Zone 5a
I
Ida County Zone 5a
Ida Grove Zone 5a
Imogene Zone 5b
Independence Zone 5a
Indianola Zone 5a
Inwood Zone 4b
Ionia Zone 5a
Iowa City Zone 5b
Iowa County Zone 5a, 5b
Iowa Falls Zone 5a
Ireton Zone 4b
Irvington Zone 5a
Irwin Zone 5a
Q
Quasqueton Zone 5a
Quimby Zone 5a
B
Badger Zone 5a
Bagley Zone 5a
Baldwin Zone 5a
Balltown Zone 5a
Bancroft Zone 5a
Bankston Zone 5a
Barnes City Zone 5a
Barnum Zone 5a
Bartlett Zone 5b
Bassett Zone 5a
Batavia Zone 5b
Battle Creek Zone 5a
Baxter Zone 5a
Bayard Zone 5a
Beacon Zone 5b
Beaconsfield Zone 5b
Beaman Zone 5a
Beaver Zone 5a
Beaverdale Zone 5b
Bedford Zone 5a
Belle Plaine Zone 5a
Bellevue Zone 5a
Belmond Zone 5a
Bennett Zone 5a
Bentley Zone 5a
Benton Zone 5b
Benton County Zone 5a
Berkley Zone 5a
Bernard Zone 5a
Bertram Zone 5a
Bettendorf Zone 5b
Bevington Zone 5a
Birmingham Zone 5b
Black Hawk County Zone 5a
Blairsburg Zone 5a
Blairstown Zone 5a
Blakesburg Zone 5b
Blanchard Zone 5b
Blencoe Zone 5a
Blockton Zone 5b
Bloomfield Zone 5b
Blue Grass Zone 5b
Bode Zone 5a
Bolan Zone 5a
Bonaparte Zone 5b
Bondurant Zone 5a
Boone Zone 5a
Boone County Zone 5a
Bouton Zone 5a
Boxholm Zone 5a
Boyden Zone 4b
Braddyville Zone 5b
Bradford Zone 5a
Bradgate Zone 5a
Brandon Zone 5a
Brayton Zone 5a
Breda Zone 5a
Bremer County Zone 5a
Bridgewater Zone 5a
Brighton Zone 5b
Bristow Zone 5a
Britt Zone 5a
Bronson Zone 5a
Brooklyn Zone 5a
Brunsville Zone 5a
Buchanan County Zone 4b, 5a
Buck Grove Zone 5a
Buckeye Zone 5a
Buena Vista County Zone 5a
Buffalo Zone 5b
Buffalo Center Zone 5a
Burchinal Zone 5a
Burlington Zone 5b
Burr Oak Zone 4b
Burt Zone 5a
Bussey Zone 5b
Butler County Zone 5a
J
Jackson County Zone 5a, 5b
Jackson Junction Zone 4b, 5a
Jacksonville Zone 5a
Jamaica Zone 5a
Janesville Zone 5a
Jasper County Zone 5a, 5b
Jefferson Zone 5a
Jefferson County Zone 5b
Jesup Zone 5a
Jewell Junction Zone 5a
Johnson County Zone 5a, 5b
Johnston Zone 5a, 5b
Joice Zone 5a
Jolley Zone 5a
Jones County Zone 5a
R
Radcliffe Zone 5a
Rake Zone 4b
Ralston Zone 5a
Randalia Zone 4b
Randall Zone 5a
Randolph Zone 5b
Rathbun Zone 5b
Raymond Zone 5a
Readlyn Zone 5a
Reasnor Zone 
Red Oak Zone 5a
Redding Zone 5b
Redfield Zone 5a
Reinbeck Zone 5a
Rembrandt Zone 5a
Remsen Zone 5a
Renwick Zone 5a
Rhodes Zone 5a
Riceville Zone 4b
Richland Zone 5b
Rickardsville Zone 5a
Ricketts Zone 5a
Ridgeway Zone 4b
Rinard Zone 5a
Ringgold County Zone 5a, 5b
Ringsted Zone 5a
Rippey Zone 5a
River Sioux Zone 5a
Riverdale Zone 5b
Riverside Zone 5b
Riverton Zone 5b
Robins Zone 5a
Rochester Zone 5b
Rock Falls Zone 5a
Rock Rapids Zone 4b
Rock Valley Zone 4b, 5a
Rockford Zone 5a
Rockwell Zone 5a
Rockwell City Zone 5a
Rodman Zone 5a
Rodney Zone 5a
Roland Zone 5a
Rolfe Zone 5a
Rome Zone 5b
Rose Hill Zone 5b
Roseville Zone 5a
Rossie Zone 5a
Rowan Zone 5a
Rowley Zone 5a
Royal Zone 5a
Rudd Zone 5a
Runnells Zone 
Russell Zone 5a
Ruthven Zone 5a
Rutland Zone 5a
Ryan Zone 5a
C
Calamus Zone 5b
Calhoun County Zone 5a
California Junction Zone 5a
Callender Zone 5a
Calmar Zone 4b
Calumet Zone 5a
Camanche Zone 5b
Cambridge Zone 5a
Cantril Zone 5b
Carbon Zone 5a
Carlisle Zone 5a, 5b
Carpenter Zone 4b
Carroll Zone 5a
Carroll County Zone 5a
Carson Zone 5a
Carter Lake Zone 5b
Cascade Zone 5a
Casey Zone 5a
Cass County Zone 5a
Castalia Zone 4b
Castana Zone 5a
Cedar County Zone 5a, 5b
Cedar Falls Zone 5a
Cedar Rapids Zone 5a
Center Junction Zone 5a
Center Point Zone 5a
Centerville Zone 5b
Central City Zone 5a
Centralia Zone 5a
Cerro Gordo County Zone 5a
Chapin Zone 5a
Chariton Zone 5a
Charles City Zone 5a
Charlotte Zone 5a
Charter Oak Zone 5a
Chatsworth Zone 5a
Chelsea Zone 5a
Cherokee Zone 5a
Cherokee County Zone 4b, 5a
Chester Zone 4b
Chickasaw County Zone 4b, 5a
Chillicothe Zone 5b
Churdan Zone 5a
Cincinnati Zone 5b
Clare Zone 5a
Clarence Zone 5a
Clarinda Zone 5b
Clarion Zone 5a
Clarksville Zone 5a
Clay County Zone 5a
Clayton Zone 5a
Clayton County Zone 4b, 5a
Clear Lake Zone 5a
Clearfield Zone 5a
Cleghorn Zone 5a
Clemons Zone 5a
Clermont Zone 5a
Climbing Hill Zone 5a
Clinton Zone 5b
Clinton County Zone 5a, 5b
Clio Zone 5b
Clive Zone 5a, 5b
Clutier Zone 5a
Coalville Zone 5a
Coburg Zone 5b
Coggon Zone 5a
Coin Zone 5b
Colesburg Zone 5a
Colfax Zone 5a
College Springs Zone 5b
Collins Zone 5a
Colo Zone 5a
Columbus City Zone 5b
Columbus Junction Zone 5b
Colwell Zone 5a
Conesville Zone 5b
Conrad Zone 5a
Conroy Zone 5a
Conway Zone 
Coon Rapids Zone 5a
Coppock Zone 5b
Coralville Zone 5b
Corley Zone 5a
Corning Zone 5a
Correctionville Zone 5a
Corwith Zone 5a
Corydon Zone 5b
Cotter Zone 5b
Coulter Zone 5a
Council Bluffs Zone 5b
Craig Zone 4b
Crawford County Zone 5a
Crawfordsville Zone 5b
Crescent Zone 5b
Cresco Zone 4b
Creston Zone 5a
Cromwell Zone 5a
Crystal Lake Zone 5a
Cumberland Zone 5a
Cumming Zone 5a, 5b
Curlew Zone 5a
Cushing Zone 5a
Cylinder Zone 5a
K
Kalona Zone 5b
Kamrar Zone 5a
Kanawha Zone 5a
Kellerton Zone 5b
Kelley Zone 5a
Kellogg Zone 5a
Kensett Zone 5a
Kent Zone 
Keokuk Zone 5b, 6a
Keokuk County Zone 5a, 5b
Keomah Village Zone 5b
Keosauqua Zone 5b
Keota Zone 5b
Keswick Zone 
Keystone Zone 5a
Kimballton Zone 5a
Kingsley Zone 5a
Kinross Zone 5b
Kirkman Zone 5a
Kirkville Zone 5b
Kiron Zone 5a
Klemme Zone 5a
Knierim Zone 5a
Knoxville Zone 5b
Kossuth County Zone 4b, 5a
S
Sabula Zone 5a
Sac City Zone 5a
Sac County Zone 5a
Sageville Zone 5a
Salem Zone 5b
Salix Zone 5a
Sanborn Zone 4b
Sandyville Zone 5a
Saylorville Zone 5a, 5b
Scarville Zone 5a
Schaller Zone 5a
Schleswig Zone 5a
Scott County Zone 5a, 5b
Scranton Zone 5a
Searsboro Zone 5a
Sergeant Bluff Zone 5a
Sexton Zone 5a
Seymour Zone 5b
Shambaugh Zone 5b
Shannon City Zone 5b
Sharpsburg Zone 5a
Sheffield Zone 5a
Shelby Zone 5a
Shelby County Zone 5a
Sheldahl Zone 5a
Sheldon Zone 4b
Shell Rock Zone 5a
Shellsburg Zone 5a
Shenandoah Zone 5b
Sherrill Zone 5a
Shueyville Zone 5a
Sibley Zone 4b
Sidney Zone 5b
Sigourney Zone 5b
Silver City Zone 5b
Sioux Center Zone 4b, 5a
Sioux City Zone 5a
Sioux County Zone 4b, 5a
Sioux Rapids Zone 5a
Slater Zone 5a
Smithland Zone 5a
Soldier Zone 5a
Solon Zone 5a
Somers Zone 5a
South Amana Zone 5a
South English Zone 5b
Spencer Zone 5a
Spillville Zone 4b
Spirit Lake Zone 5a
Spragueville Zone 5a
Spring Hill Zone 5a
Springbrook Zone 5a
Springville Zone 5a
St. Ansgar Zone 5a
St. Anthony Zone 5a
St. Benedict Zone 5a
St. Charles Zone 5a
St. Donatus Zone 5a
St. Joseph Zone 5a
St. Lucas Zone 4b
St. Marys Zone 5a
St. Olaf Zone 
St. Paul Zone 5b
Stacyville Zone 4b
Stanhope Zone 5a
Stanley Zone 5a
Stanton Zone 5a
Stanwood Zone 5a
State Center Zone 5a
Steamboat Rock Zone 5a
Stockport Zone 5b
Stockton Zone 5b
Stone City Zone 5a
Storm Lake Zone 5a
Story City Zone 5a
Story County Zone 5a
Stout Zone 5a
Stratford Zone 5a
Strawberry Point Zone 4b
Struble Zone 5a
Stuart Zone 5a
Sully Zone 5a
Sumner Zone 5a
Sun Valley Lake Zone 5b
Superior Zone 5a
Sutherland Zone 5a
Swaledale Zone 5a
Swan Zone 5b
Swea City Zone 5a
Swisher Zone 5a
D
Dakota City Zone 5a
Dallas Center Zone 5a
Dallas County Zone 5a, 5b
Dana Zone 5a
Danbury Zone 5a
Danville Zone 5b
Davenport Zone 5b
Davis City Zone 5b
Davis County Zone 5b
Dawson Zone 5a
Dayton Zone 5a
De Soto Zone 5a
De Witt Zone 5a, 5b
Decatur City Zone 5b
Decatur County Zone 5a, 5b
Decorah Zone 4b
Dedham Zone 5a
Deep River Zone 5a
Defiance Zone 5a
Delaware Zone 5a
Delaware County Zone 4b, 5a
Delhi Zone 5a
Delmar Zone 5a
Deloit Zone 5a
Delphos Zone 5b
Delta Zone 5b
Denison Zone 5a
Denmark Zone 5b
Denver Zone 5a
Derby Zone 5b
Des Moines Zone 5a, 5b
Des Moines County Zone 5b
Dexter Zone 5a
Diagonal Zone 5b
Diamondhead Lake Zone 5a
Dickens Zone 5a
Dickinson County Zone 4b, 5a
Dike Zone 5a
Dixon Zone 5b
Dolliver Zone 5a
Donahue Zone 5b
Donnellson Zone 5b
Doon Zone 4b
Douds Zone 5b
Dougherty Zone 5a
Dow City Zone 5a
Dows Zone 5a
Drakesville Zone 5b
Dubuque Zone 5a
Dubuque County Zone 4b, 5a, 5b
Dumont Zone 5a
Duncan Zone 5a
Duncombe Zone 5a
Dundee Zone 
Dunkerton Zone 5a
Dunlap Zone 5a
Durango Zone 5a
Durant Zone 5b
Dyersville Zone 5a
Dysart Zone 5a
L
La Motte Zone 5a
La Porte City Zone 5a
Lacona Zone 5b
Ladora Zone 5a
Lake City Zone 5a
Lake Mills Zone 5a
Lake Panorama Zone 5a
Lake Park Zone 5a
Lake View Zone 5a
Lakeside Zone 5a
Lakota Zone 5a
Lambs Grove Zone 5b
Lamoni Zone 5b
Lamont Zone 5a
Lanesboro Zone 5a
Lansing Zone 5a
Larchwood Zone 4b
Larrabee Zone 5a
Latimer Zone 5a
Laurel Zone 5a
Laurens Zone 5a
Lawler Zone 5a
Lawton Zone 5a
Le Claire Zone 5b
Le Grand Zone 5a
Le Mars Zone 5a
Leando Zone 5b
Ledyard Zone 5a
Lee County Zone 5b, 6a
Lehigh Zone 5a
Leighton Zone 5b
Leland Zone 5a
Lenox Zone 5a
Leon Zone 5b
Lester Zone 4b
Letts Zone 5b
Lewis Zone 5a
Libertyville Zone 5b
Lidderdale Zone 5a
Lime Springs Zone 4b
Lincoln Zone 5a
Linden Zone 5a
Lineville Zone 5b
Linn County Zone 5a
Linn Grove Zone 5a
Lisbon Zone 5a
Liscomb Zone 5a
Little Cedar Zone 5a
Little Rock Zone 4b
Little Sioux Zone 5a
Livermore Zone 5a
Lockridge Zone 5b
Logan Zone 5a
Lohrville Zone 5a
Lone Rock Zone 5a
Lone Tree Zone 5b
Long Grove Zone 5b
Lorimor Zone 5a
Lost Nation Zone 5a
Louisa County Zone 5b
Loveland Zone 5a
Lovilia Zone 5b
Low Moor Zone 5b
Lowden Zone 5a
Lu Verne Zone 5a
Luana Zone 4b
Lucas Zone 5b
Lucas County Zone 5a, 5b
Luther Zone 5a
Luxemburg Zone 5a
Luzerne Zone 5a
Lynnville Zone 5a
Lyon County Zone 4b
Lytton Zone 5a
T
Tabor Zone 5b
Tama Zone 5a
Tama County Zone 5a
Taylor County Zone 5a, 5b
Templeton Zone 5a
Tennant Zone 5a
Terril Zone 5a
Thayer Zone 5a
Thompson Zone 5a
Thor Zone 5a
Thornburg Zone 5a
Thornton Zone 5a
Thurman Zone 5b
Tiffin Zone 5b
Tingley Zone 5b
Tipton Zone 5a
Titonka Zone 5a
Toeterville Zone 4b
Toledo Zone 5a
Toronto Zone 5a
Traer Zone 5a
Treynor Zone 5a
Tripoli Zone 5a
Truesdale Zone 5a
Truro Zone 5a
Turin Zone 5a
Twin Lakes Zone 5a
E
Eagle Grove Zone 5a
Earlham Zone 5a
Earling Zone 5a
Earlville Zone 5a
Early Zone 5a
East Amana Zone 5a
East Peru Zone 5a
Eddyville Zone 5b
Edgewood Zone 4b
Elberon Zone 5a
Eldon Zone 5b
Eldora Zone 5a
Eldridge Zone 5b
Elgin Zone 5a
Elk Horn Zone 5a
Elk Run Heights Zone 5a
Elkader Zone 4b
Elkhart Zone 5a
Elkport Zone 5a
Elliott Zone 5a
Ellston Zone 5b
Ellsworth Zone 5a
Elma Zone 4b
Ely Zone 5a
Emerson Zone 
Emmet County Zone 5a
Emmetsburg Zone 5a
Epworth Zone 5a
Essex Zone 5b
Estherville Zone 5a
Evansdale Zone 5a
Everly Zone 5a
Exira Zone 5a
Exline Zone 5b
M
Macedonia Zone 5a
Macksburg Zone 5a
Madison County Zone 5a, 5b
Madrid Zone 5a
Magnolia Zone 5a
Maharishi Vedic City Zone 5b
Mahaska County Zone 5a, 5b
Malcom Zone 5a
Mallard Zone 5a
Maloy Zone 5b
Malvern Zone 5b
Manchester Zone 5a
Manilla Zone 5a
Manly Zone 5a
Manning Zone 5a
Manson Zone 5a
Mapleton Zone 5a
Maquoketa Zone 5a
Marathon Zone 5a
Marble Rock Zone 5a
Marcus Zone 4b, 5a
Marengo Zone 5a
Marion Zone 5a
Marion County Zone 5a, 5b
Marne Zone 5a
Marquette Zone 5a
Marshall County Zone 5a
Marshalltown Zone 5a
Martelle Zone 5a
Martensdale Zone 5a
Martinsburg Zone 5b
Marysville Zone 5b
Mason City Zone 5a
Masonville Zone 5a
Massena Zone 5a
Matlock Zone 4b
Maurice Zone 5a
Maxwell Zone 5a
Maynard Zone 4b
Maysville Zone 5b
McCallsburg Zone 5a
McCausland Zone 5b
McClelland Zone 5b
McGregor Zone 5a
McIntire Zone 4b
Mechanicsville Zone 5a
Mediapolis Zone 5b
Melbourne Zone 5a
Melcher-Dallas Zone 5b
Melrose Zone 5b
Melvin Zone 4b
Menlo Zone 5a
Meriden Zone 5a
Merrill Zone 5a
Meservey Zone 5a
Meyer Zone 4b
Middle Amana Zone 5a
Middletown Zone 5b
Miles Zone 5a
Milford Zone 5a
Miller Zone 5a
Millersburg Zone 5a
Millerton Zone 5b
Mills County Zone 5a, 5b
Millville Zone 5a
Milo Zone 5a
Milton Zone 5b
Minburn Zone 5a
Minden Zone 5a
Mineola Zone 5b
Mingo Zone 5a
Missouri Valley Zone 5a
Mitchell Zone 5a
Mitchell County Zone 4b, 5a
Mitchellville Zone 5a
Modale Zone 5a
Mona Zone 4b
Mondamin Zone 
Monmouth Zone 5a
Monona Zone 5a
Monona County Zone 5a, 5b
Monroe Zone 5a
Monroe County Zone 5b
Montezuma Zone 5a
Montgomery County Zone 5a, 5b
Monticello Zone 5a
Montour Zone 5a
Montrose Zone 5b
Moorhead Zone 5a
Moorland Zone 5a
Moravia Zone 5b
Morley Zone 5a
Morning Sun Zone 5b
Morrison Zone 5a
Moulton Zone 5b
Mount Auburn Zone 5a
Mount Ayr Zone 5b
Mount Pleasant Zone 5b
Mount Sterling Zone 5b
Mount Union Zone 5b
Mount Vernon Zone 5a
Moville Zone 5a
Murray Zone 5b
Muscatine Zone 5b
Muscatine County Zone 5b
Mystic Zone 5b
U
Udell Zone 5b
Underwood Zone 5b
Union Zone 5a
Union County Zone 5a, 5b
Unionville Zone 5b
University Heights Zone 5b
University Park Zone 5b
Urbana Zone 5a
Urbandale Zone 5a, 5b
Ute Zone 5a
F
Fairbank Zone 5a
Fairfax Zone 5a
Fairfield Zone 5b
Farley Zone 5a
Farmersburg Zone 4b
Farmington Zone 5b
Farnhamville Zone 5a
Farragut Zone 5b
Fayette Zone 4b
Fayette County Zone 4b, 5a
Fenton Zone 5a
Ferguson Zone 5a
Fertile Zone 5a
Floris Zone 5b
Floyd Zone 5a
Floyd County Zone 4b, 5a
Fonda Zone 5a
Fontanelle Zone 5a
Forest City Zone 5a
Fort Atkinson Zone 4b
Fort Dodge Zone 5a
Fort Madison Zone 5b
Fostoria Zone 5a
Franklin Zone 5b
Franklin County Zone 5a
Fraser Zone 5a
Fredericksburg Zone 5a
Frederika Zone 5a
Fredonia Zone 5b
Fremont Zone 5b
Fremont County Zone 5a, 5b
Fruitland Zone 5b
Frytown Zone 5b
N
Nashua Zone 5a
Nemaha Zone 5a
Neola Zone 5a
Nevada Zone 5a
New Albin Zone 5a
New Hampton Zone 5a
New Hartford Zone 5a
New Haven Zone 5a
New Liberty Zone 5b
New London Zone 5b
New Market Zone 5b
New Providence Zone 5a
New Sharon Zone 5a
New Vienna Zone 5a
New Virginia Zone 5b
Newell Zone 5a
Newhall Zone 5a
Newton Zone 5a, 5b
Nichols Zone 5b
Nodaway Zone 
Nora Springs Zone 5a
North Buena Vista Zone 5a
North English Zone 5a
North Liberty Zone 5b
North Washington Zone 5a
Northboro Zone 5b
Northwood Zone 4b
Norwalk Zone 5b
Norway Zone 5a
Numa Zone 5b
V
Vail Zone 5a
Valeria Zone 5a
Van Buren County Zone 5b
Van Horne Zone 5a
Van Meter Zone 5a
Van Wert Zone 5b
Varina Zone 5a
Ventura Zone 5a
Victor Zone 5a
Villisca Zone 5b
Vincent Zone 5a
Vining Zone 5a
Vinton Zone 5a
Volga Zone 4b
G
Galt Zone 5a
Galva Zone 5a
Garden City Zone 5a
Garden Grove Zone 5a
Garnavillo Zone 5a
Garner Zone 5a
Garrison Zone 5a
Garwin Zone 5a
Geneva Zone 5a
George Zone 4b
Gibson Zone 5a
Gilbert Zone 5a
Gilbertville Zone 5a
Gillett Grove Zone 5a
Gilman Zone 5a
Gilmore City Zone 5a
Gladbrook Zone 5a
Glenwood Zone 5a, 5b
Glidden Zone 5a
Goldfield Zone 5a
Goodell Zone 5a
Goose Lake Zone 5a
Gowrie Zone 5a
Graettinger Zone 5a
Graf Zone 5a
Grafton Zone 5a
Grand Junction Zone 5a
Grand Mound Zone 5a
Grand River Zone 5b
Grandview Zone 5b
Granger Zone 5a
Grant Zone 5a
Granville Zone 4b
Gravity Zone 
Gray Zone 5a
Greeley Zone 4b
Green Mountain Zone 5a
Greene Zone 5a
Greene County Zone 5a
Greenfield Zone 5a
Greenville Zone 5a
Grimes Zone 5a
Grinnell Zone 5a
Griswold Zone 5a
Grundy Center Zone 5a
Grundy County Zone 5a
Gruver Zone 5a
Guernsey Zone 5a
Guthrie Center Zone 5a
Guthrie County Zone 5a
Guttenberg Zone 5a
O
Oakland Zone 5a
Oakland Acres Zone 5a
Oakville Zone 5b
Ocheyedan Zone 4b
Odebolt Zone 5a
Oelwein Zone 4b, 5a
Ogden Zone 5a
Okoboji Zone 5a
Olds Zone 5b
Olin Zone 5a
Ollie Zone 5b
Onawa Zone 5a
Onslow Zone 5a
Orange City Zone 5a
Orchard Zone 5a
Orient Zone 5a
Orleans Zone 5a
Osage Zone 5a
Osceola Zone 5b
Osceola County Zone 4b, 5a
Oskaloosa Zone 5b
Ossian Zone 4b
Osterdock Zone 5a
Otho Zone 5a
Oto Zone 5a
Otranto Zone 4b
Ottosen Zone 5a
Ottumwa Zone 5b
Owasa Zone 5a
Oxford Zone 5a
Oxford Junction Zone 5a
Oyens Zone 5a
W
Wadena Zone 4b
Wahpeton Zone 5a
Walcott Zone 5b
Walford Zone 5a
Walker Zone 5a
Wall Lake Zone 5a
Wallingford Zone 5a
Walnut Zone 5a
Wapello Zone 5b
Wapello County Zone 5b
Warren County Zone 5a, 5b
Washburn Zone 5a
Washington Zone 5b
Washington County Zone 5b
Washta Zone 5a
Waterloo Zone 5a
Waterville Zone 5a
Watkins Zone 5a
Waucoma Zone 4b
Waukee Zone 5a
Waukon Zone 5a
Waverly Zone 5a
Wayland Zone 5b
Wayne County Zone 5a, 5b
Webb Zone 5a
Webster Zone 5b
Webster City Zone 5a
Webster County Zone 5a
Weldon Zone 5b
Wellman Zone 5b
Wellsburg Zone 5a
Welton Zone 5a
Wesley Zone 5a
West Amana Zone 5a
West Bend Zone 5a
West Branch Zone 5b
West Burlington Zone 5b
West Chester Zone 5b
West Des Moines Zone 5a, 5b
West Liberty Zone 5b
West Okoboji Zone 5a
West Point Zone 5b
West Union Zone 4b
Westfield Zone 5a
Westgate Zone 5a
Weston Zone 5b
Westphalia Zone 5a
Westside Zone 5a
Westwood Zone 5b
What Cheer Zone 5b
Wheatland Zone 5a
Whiting Zone 5a
Whittemore Zone 5a
Whitten Zone 5a
Willey Zone 5a
Williams Zone 5a
Williamsburg Zone 5a
Williamson Zone 5a
Wilton Zone 5b
Windsor Heights Zone 5b
Winfield Zone 5b
Winnebago County Zone 4b, 5a
Winneshiek County Zone 4b, 5a
Winterset Zone 5a
Winthrop Zone 5a
Wiota Zone 5a
Woden Zone 5a
Woodbine Zone 5a
Woodburn Zone 5b
Woodbury County Zone 5a
Woodward Zone 5a
Woolstock Zone 5a
Worth County Zone 4b, 5a
Worthington Zone 5a
Wright County Zone 5a
Wyoming Zone 5a
H
Halbur Zone 5a
Hamburg Zone 5b
Hamilton Zone 5b
Hamilton County Zone 5a
Hampton Zone 5a
Hancock Zone 5a
Hancock County Zone 5a
Hanlontown Zone 5a
Hansell Zone 5a
Harcourt Zone 5a
Hardin County Zone 5a
Hardy Zone 5a
Harlan Zone 5a
Harper Zone 5b
Harpers Ferry Zone 5a
Harris Zone 4b
Harrison County Zone 5a, 5b
Hartford Zone 5a, 5b
Hartley Zone 4b, 5a
Hartwick Zone 5a
Harvey Zone 5b
Hastings Zone 
Havelock Zone 5a
Haverhill Zone 5a
Hawarden Zone 5a
Hawkeye Zone 4b
Hayesville Zone 5b
Hayfield Zone 5a
Hazleton Zone 5a
Hedrick Zone 5b
Henderson Zone 5a
Henry County Zone 5b
Hepburn Zone 5b
Hiawatha Zone 5a
High Amana Zone 5a
Hills Zone 5b
Hillsboro Zone 5b
Hinton Zone 5a
Holiday Lake Zone 5a
Holland Zone 5a
Holstein Zone 5a
Holy Cross Zone 5a
Homestead Zone 5a
Hopkinton Zone 5a
Hornick Zone 5a
Hospers Zone 4b
Houghton Zone 5b
Howard County Zone 4b, 5a
Hubbard Zone 5a
Hudson Zone 5a
Hull Zone 4b
Humboldt Zone 5a
Humboldt County Zone 5a
Humeston Zone 5b
Hutchins Zone 5a
Huxley Zone 5a
P
Pacific Junction Zone 5a
Packwood Zone 5b
Page County Zone 5a, 5b
Palmer Zone 5a
Palo Zone 5a
Palo Alto County Zone 5a
Panama Zone 5a
Panora Zone 5a
Panorama Park Zone 5b
Park View Zone 5b
Parkersburg Zone 5a
Parnell Zone 5a
Paton Zone 5a
Patterson Zone 5a
Paullina Zone 4b
Pella Zone 5b
Peosta Zone 5a
Percival Zone 5b
Perry Zone 5a
Persia Zone 5a
Peterson Zone 5a
Pierson Zone 5a
Pilot Mound Zone 5a
Pioneer Zone 5a
Pisgah Zone 5a
Plainfield Zone 5a
Plano Zone 5b
Pleasant Hill Zone 5a, 5b
Pleasant Plain Zone 5b
Pleasanton Zone 5b
Pleasantville Zone 5a, 5b
Plover Zone 5a
Plymouth Zone 5a
Plymouth County Zone 4b, 5a
Pocahontas Zone 5a
Pocahontas County Zone 5a
Polk City Zone 5a
Polk County Zone 5a, 5b
Pomeroy Zone 5a
Popejoy Zone 5a
Portland Zone 5a
Portsmouth Zone 5a
Postville Zone 4b
Pottawattamie County Zone 5a, 5b
Poweshiek County Zone 5a, 5b
Prairie City Zone 5a
Prairieburg Zone 5a
Prescott Zone 5a
Preston Zone 5a
Primghar Zone 4b
Princeton Zone 5b
Promise City Zone 5b
Protivin Zone 4b
Pulaski Zone 5b
Y
Yale Zone 5a
Yetter Zone 5a
Yorktown Zone 5b
Z
 Zearing Zone 5a
Zwingle Zone 5a