Iowa Airport Codes

AXG AMW AIO BNW BRL CID TVK
CCY CWI CBF CSQ DVN DEH DNS
DSM DBQ EAG EGQ EST FFL FXY
FOD FMS GFZ GGI GCT HPT HNR
IDG IIB IOW IFA EFW EOK OXV
LRJ OQW MIW MCW MXO MPZ MUT
TNU OLZ OOA OTM PRO POH RDK
RRQ ICL SUX SPW SLB VTI AWG
ALO UKN EBS