Alphabetical listing of airports from flightwise.com:

(IN54)  I & C FIELD
(4R1)  I H BASS JR MEMORIAL
(NV12)  I-L RANCH
(WY22)  IBERLIN RANCH NR 1
(WY18)  IBERLIN RANCH NR 2
(WY02)  IBERLIN RANCH NR 3
(WY23)  IBERLIN STRIP
(MD34)  IBM
(VT51)  IBM
(66VA)  IBM BUILDING 110
(52VA)  IBM BUILDING 250
(24CO)  IBM BUILDING 910
(7NY7)  IBM CUSTOMER EXECUTIVE EDUCATION CTR
(72PN)  IBM DISTRIBUTION CENTER
(3NK3)  IBM EAST FISHKILL
(NK56)  IBM FISHKILL PLANT NO. 2
(0NK7)  IBM KING ST
(6NY8)  IBM KINGSTON PLANT
(NK40)  IBM MOUNT PLEASANT
(NK49)  IBM OWEGO
(NY44)  IBM SOMMERS
(WN81)  ICE HARBOR DAM
(1PS0)  ICKES
(19AK)  ICY BAY
(2AK8)  ICY CAPE AFS
(IDG)  IDA GROVE MUNI
(L87)  IDA'S
(U98)  IDAHO CITY USFS
(S80)  IDAHO COUNTY
(IDA)  IDAHO FALLS RGNL
(NJ69)  IDEAL MFG CORP
(FL63)  IDLE WILD
(72CO)  IDLER BRO'S
(CO84)  IDLERS FLD
(35MA)  IDLEWIDE
(XS11)  IDLEWILD
(1NJ6)  IDYLEASE HELISTOP
(NJ90)  IFF R & D
(2LA2)  IGH
(IGG)  IGIUGIG
(43IS)  IGOE
(BDR)  IGOR I SIKORSKY MEMORIAL
(NM23)  IHS HOSPITAL
(4MD8)  IJAMSVILLE
(34LL)  IL DEPT OF CORRECTIONS/LAWRENCE COUNTY
(IL20)  IL EMERGENCY OPERATIONS CENTER
(IS48)  IL STATE POLICE DISTRICT 22
(2IL8)  IL.DEPT OF TRANSPORTATION
(ME04)  ILCO LANDING AREA
(ILI)  ILIAMNA
(IS44)  ILLINI COMMUNITY HOSPITAL
(74LL)  ILLINOIS DEPT OF TRANSPORTATION NR 6
(3S4)  ILLINOIS VALLEY
(IS49)  ILLINOIS VALLEY COMMUNITY HOSPITAL
(81IL)  ILLINOIS VALLEY PARACHUTE CLUB
(VYS)  ILLINOIS VALLEY RGNL-WALTER A DUNCAN FIELD
(7IL5)  ILLINOIS WING & ROTOR
(3MN6)  IMMANUEL - ST JOSEPH'S HOSPITAL
(NE71)  IMMANUEL MEDICAL CENTER
(IMM)  IMMOKALEE RGNL
(NRS)  IMPERIAL BEACH NOLF (REAM FLD)
(IPL)  IMPERIAL COUNTY
(IML)  IMPERIAL MUNI
(3AZ9)  INA ROAD
(2O7)  INDEPENDENCE
(5WI6)  INDEPENDENCE
(2AK9)  INDEPENDENCE CREEK
(IIB)  INDEPENDENCE MUNI
(IDP)  INDEPENDENCE MUNI
(2MO3)  INDEPENDENCE RGNL HEALTH CENTER
(7S5)  INDEPENDENCE STATE
(56G)  INDIAN CREEK RANCH
(S81)  INDIAN CREEK USFS
(FL75)  INDIAN HAMMOCK
(TN50)  INDIAN HILL FARM
(2AZ1)  INDIAN HILLS AIRPARK
(2II0)  INDIAN HILLS FLYING FIELD
(9CO4)  INDIAN HILLS/FIRE DEPARTMENT
(5G2)  INDIAN LAKE
(7NJ0)  INDIAN MILLS
(UTO)  INDIAN MOUNTAIN LRRS
(15TN)  INDIAN PATH MEDICAL CENTER
(FL74)  INDIAN RIVER AERODROME
(3FD7)  INDIAN RIVER MEMORIAL HOSPITAL
(5PA7)  INDIAN SLEEP FARM
(3TN0)  INDIAN SPRINGS
(7XS7)  INDIAN SPRINGS RANCH
(30CA)  INDIAN VALLEY HOSPITAL
(IDI)  INDIANA COUNTY/JIMMY STEWART FLD/
(PN32)  INDIANA HOSPITAL
(8A4)  INDIANAPOLIS DOWNTOWN
(TYQ)  INDIANAPOLIS EXECUTIVE
(IND)  INDIANAPOLIS INTL
(UMP)  INDIANAPOLIS METROPOLITAN
(WS79)  INDIANHEAD MEDICAL CENTER
(IA71)  INDIANOLA
(IDL)  INDIANOLA MUNI
(X58)  INDIANTOWN
(2XS2)  INDIO-FAITH
(3NJ6)  INDUCTOTHERM
(NM83)  INDUSTRIAL AIRPARK
(XS87)  INDUSTRIAL HELICOPTERS INC
(TX10)  INDUSTRIAL HELICOPTERS INC
(10LA)  INDUSTRIAL HELICOPTERS INC.
(38OH)  INDUSTRY AIR PARK
(N20)  INE
(CL85)  INFINEON RACEWAY PAD 1
(CN06)  INFINEON RACEWAY PAD 2
(9TX8)  INFOMART
(FL12)  INGALLS FIELD
(HSP)  INGALLS FIELD
(IL92)  INGALLS MEMORIAL HOSPITAL
(30K)  INGALLS MUNI
(7NA4)  INGEBRETSON AIRSPRAY
(4KS2)  INGELS AERODROME
(1IS7)  INGERSOLL
(CTK)  INGERSOLL
(MI34)  INGHAM MEDICAL HELISTOP
(SD43)  INGLE
(MN66)  INGLESIDE
(MU41)  INGRAM PRIVATE
(FD56)  INHOME MEDICAL LANDING
(4AK1)  INIGOK
(ND24)  INKSTER
(2CL8)  INLAND VALLEY REG MED CTR
(1LS2)  INNIS COMMUNITY HEALTH CENTER
(ND45)  INNOVIS HEALTH
(9VA8)  INNSBROOK PAVILION
(VG02)  INNSBROOK TECHNICAL CENTER
(9VA2)  INOVA ALEXANDRIA HOSPITAL
(74VA)  INOVA FAIR OAKS HOSPITAL
(72VA)  INOVA FAIRFAX HOSPITAL
(7OR8)  INSHALLAH INTL
(43OR)  INSPIRATION
(PR13)  INSULAR GOVERNMENT NUMBER TWO
(OK19)  INTEGRIS BAPTIST MEDICAL CENTER
(5OK5)  INTEGRIS CLINTON RGNL HOSPITAL
(7OK3)  INTEGRIS MAYES COUNTY MEDICAL CENTER
(31D)  INTER COUNTY
(MO29)  INTER-STATE
(3TS4)  INTERMEDICS
(UT11)  INTERMOUNTAIN MEDICAL CENTER
(09I)  INTERNATIONAL FALLS
(MN83)  INTERNATIONAL FALLS MEMORIAL
(CL49)  INTERNATIONAL TOWER
(07ID)  INTERSTATE
(GA54)  INTERSTATE NORTH
(NH86)  INTERVALE
(JY12)  INTL CROSSROADS
(S28)  INTL PEACE GARDEN
(1TN8)  INTO THE WIND
(FL87)  INTRA COASTAL POLICE SUB-STATION
(X40)  INVERNESS
(4CL7)  INYO COUNTY SHERIFF SEARCH & RESCUE
(IYK)  INYOKERN
(WI64)  IOLA EMERGENCY
(S23)  IONE MUNI
(Y70)  IONIA COUNTY
(6D9)  IOSCO COUNTY
(31LA)  IOTA VOLUNTEER FIRE DEPARTMENT
(IA60)  IOWA ARMY NATL GUARD
(IOW)  IOWA CITY MUNI
(MRJ)  IOWA COUNTY
(IFA)  IOWA FALLS MUNI
(IA98)  IOWA LUTHERAN HOSPITAL LIFE FLIGHT
(IA64)  IOWA METHODIST MEDICAL CENTER
(CA12)  IPP ADELANTO
(WY14)  IPY RANCH
(52AR)  IRA'S AIRSTRIP
(2F0)  IRAAN MUNI
(II94)  IRION
(33CT)  IRISH HILLS FARMS
(24WI)  IRLBECK
(50D)  IRON COUNTY
(22OR)  IRON CROWN
(72CL)  IRON MOUNTAIN PUMPING PLANT
(5TE5)  IRON MOUNTAIN RANCH
(T58)  IRONHEAD
(5MO1)  IRONS
(MY38)  IRONS POINT
(02NH)  IROQUOIS LANDING
(IS89)  IROQUOIS MEMORIAL HOSPITAL
(8AN6)  ISAACSON
(3Y7)  ISABEL MUNI
(21NC)  ISBELL
(4A9)  ISBELL FIELD
(14XS)  ISBELL RANCH
(HZX)  ISEDOR IVERSON
(WV08)  ISLAND
(MA65)  ISLAND AIR SERVICE
(2AR9)  ISLAND HEALTH CLINIC
(29A)  ISLAND LAKE
(2R3)  ISLAND LAKE
(4WI2)  ISLAND VIEW
(MY72)  ISLE PRIVATE
(TN43)  ISLE-A-PORT
(57B)  ISLESBORO
(24IA)  ISLEY FIELD
(WA56)  ISRAEL'S FARM
(ITH)  ITHACA TOMPKINS RGNL
(CT89)  ITT
(MN60)  ITZEN AIR STRIP
(15M)  IUKA
(16MS)  IUKA HOSPITAL
(SC34)  IVA FIELD
(KIB)  IVANOF BAY
(OK96)  IVES
(WY40)  IVINSON MEMORIAL HOSPITAL
(9MO6)  IVY BEND
(VA65)  IVY HILL
(IG01)  IWC