ALO — WATERLOO, IA

BR — BURNS, IA

BRL — BURLINGTON, IA

CID — CEDAR RAPIDS, IA

CVA — DAVENPORT, IA

DBQ — DUBUQUE, IA

DDD — PORT CITY, IA

DSM — DES MOINES, IA

DSM — DES MOINES, IA

DVN — DAVENPORT MUNICIPAL, IA

FO — BARRO, IA

FOD — FORT DODGE, IA

IOW — IOWA CITY, IA

IY — CHUKK, IA

JWJ — ELMWOOD, IA

LMN — LAMONI, IA

MCW — MASON CITY, IA

OTM — OTTUMWA, IA

OVR — OMAHA, IA

PEA — PELLA, IA

SP — SNORE, IA

SPW — SPENCER, IA

SUX — SIOUX CITY, IA

TNU — NEWTON, IA

UKN — WAUKON, IA