Des Moines Airport

Des Moines Area

LAMONI

GREENFIELD

KEOKUK LOCK DAM 19

Creston

BEACONSFIELD

DES MOINES WSFO-JOHNSTON

DENISON

Fort Madison

SPIRIT LAKE

AMES 5 SE

Boone

CORNING

PERRY

Allerton

Donnellson

Emmetsburg

WINTERSET

DUBUQUE-LOCK-AND-DAM

Lamoni

Le Claire L&D 14

Burlington Airport

Ames Area

FORT-DODGE

Le Mars

RED-OAK

RATHBUN DAM

JEFFERSON

BURLINGTON

MUSCATINE 2N

LOGAN

FOREST-CITY

AMES MUNICIPAL AP

PRIMGHAR

SIGOURNEY

NEWTON

ALGONA

ROCK-RAPIDS

POCAHONTAS

GUTHRIE-CENTER

COLUMBUS JUNCT 2 SSW

SIOUX-RAPIDS

SIOUX-CITY-WSO-AP

Sioux City Area

ALLISON

SWEA CITY 4 W

OSKALOOSA

MOUNT-AYR

FAIRFIELD

OSAGE

Milford

KEOSAUQUA

Estherville 4E

MAPLETON NO. 2

SIOUX CENTER 2 SE

Spencer Area

CHEROKEE

IOWA CITY MUNICIPAL AP

CLARINDA

SANBORN

LITTLE SIOUX 2NW

SAC-CITY

Mason City

Ottumwa

WAUKON

MARSHALLTOWN MUNICIPAL AP

IOWA-FALLS

WEBSTER-CITY

SIOUX CITY ANG

MARSHALLTOWN

ANAMOSA 3 SSW

MOUNT-PLEASANT

Iowa City

Spencer

CENTERVILLE

ESTHERVILLE MUNICIPAL AP

CASCADE

TOLEDO

AUDUBON

DAVENPORT WFO

Oelwein Area

Postville

Cedar Rapids Area

CHARITON

OELWEIN 1E

Mason City Area

WILLIAMSBURG

VINTON

FAYETTE

MUSCATINE

BELLE-PLAINE

NORTHWOOD

CHARLES-CITY

Dubuque Area

MASON CITY MUNICIPAL AP

Cedar Rapids Airport

Dubuque Airport

LOWDEN

Ida Grove Area

GRUNDY-CENTER

BATTLE CREEK 3NE

Waterloo Area

WATERLOO

WASHINGTON

NEW-HAMPTON

Elkader 6SSW (Osborn)

STANLEY