| H04 | Vinita Muni Airport | Vinita OK |
| H05 | Wilburton Muni Airport | Wilburton OK |
| H07 | Highland-winet Airport | Highland IL |
| H11 | Sunbury Seaplane Base | Sunbury PA |
| H17 | Buffalo Muni Airport | Buffalo MO |
| H19 | Bowling Green Muni Airport | Bowling Green MO |
| H21 | Camdenton Memorial Airport | Camdenton MO |
| H27 | Gainesville Memorial Airport | Gainesville MO |
| H28 | Whetstone Intl Airport | Port Of Del Bonita MT |
| H34 | Huntsville Muni Airport | Huntsville AR |
| H35 | Clarksville Muni Airport | Clarksville AR |
| H37 | Herlong Airport | Herlong CA |
| H43 | Haverstraw Heliport | Haverstraw NY |
| H47 | Hyampom Airport | Hyampom CA |
| H49 | Sackman Field Airport | Columbia IL |
| H57 | Bismarck Memorial Airport | Bismarck MO |
| H58 | Owen Field Airport | Seymour MO |
| H63 | Harlan County Lake Seaplane Base | Alma NE |
| H66 | Nowata Muni Airport | Nowata OK |
| H68 | Hefner-easley Airport | Wagoner OK |
| H70 | Stratford Field Airport | Stratford TX |
| H71 | Mid-america Industrial Airport | Pryor OK |
| H75 | Hernando Village Airpark, Inc Airport | Hernando MS |
| H76 | Pawhuska Muni Airport | Pawhuska OK |
| H79 | Eldon Model Airpark Airport | Eldon MO |
| H80 | Field Of Dreams Airport | Hale MI |
| H88 | A. Paul Vance Fredericktown Rgnl Airport | Fredericktown MO |
| H92 | Hominy Muni Airport | Hominy OK |
| H96 | Benton Muni Airport | Benton IL |
| H97 | Pawnee Muni Airport | Pawnee OK |
| HAB | Marion County-rankin Fite Airport | Hamilton AL |
| HAD | Harford Field Airport | Casper WY |
| HAE | Hannibal Rgnl Airport | Hannibal MO |
| HAF | Half Moon Bay Airport | Half Moon Bay CA |
| HAI | Three Rivers Muni Dr Haines Airport | Three Rivers MI |
| HAO | Butler Co Rgnl-hogan Field Airport | Hamilton OH |
| HAX | Hatbox Field Airport | Muskogee OK |
| HBC | Mohall Muni Airport | Mohall ND |
| HBG | Hattiesburg Bobby L Chain Muni Airport | Hattiesburg MS |
| HBI | Asheboro Rgnl Airport | Asheboro NC |
| HBR | Hobart Rgnl Airport | Hobart OK |
| HBV | Jim Hogg County Airport | Hebbronville TX |
| HBW | Joshua Sanford Field Airport | Hillsboro WI |
| HBZ | Heber Springs Muni Airport | Heber Springs AR |
| HCA | Holy Cross Airport | Holy Cross AK |
| HCD | Hutchinson Muni-butler Field Airport | Hutchinson MN |
| HCO | Hallock Muni Airport | Hallock MN |
| HD6 | Harsens Island Heliport | Harsens Island MI |
| HDC | Hammond Northshore Rgnl Airport | Hammond LA |
| HDE | Brewster Field Airport | Holdrege NE |
| HDH | Dillingham Airfield Airport | Mokuleia HI |
| HDI | Hardwick Field Airport | Cleveland TN |
| HDN | Yampa Valley Airport | Hayden CO |
| HDO | South Texas Rgnl At Hondo Airport | Hondo TX |
| HEE | Thompson-robbins Airport | Helena/west Helena AR |
| HEF | Manassas Rgnl/harry P. Davis Field Airport | Washington DC |
| HEG | Herlong Recreational Airport | Jacksonville FL |
| HEI | Hettinger Muni Airport | Hettinger ND |
| HEQ | Holyoke Airport | Holyoke CO |
| HES | Healdsburg Muni Airport | Healdsburg CA |
| HEY | Hanchey Ahp (fort Rucker) Heliport | Fort Rucker Ozark AL |
| HEZ | Hardy-anders Field Natchez-adams County Airport | Natchez MS |
| HFD | Hartford-brainard Airport | Hartford CT |
| HFF | Mackall Aaf Airport | Camp Mackall NC |
| HFJ | Monett Muni Airport | Monett MO |
| HFS | French Frigate Shoals Airport | Tern Island HI |
| HFY | Greenwood Muni Airport | Indianapolis IN |
| HGR | Hagerstown Rgnl-richard A Henson Fld Airport | Hagerstown MD |
| HGT | Tusi Ahp (hunter Liggett) Heliport | Fort Hunter Ligget Jolon CA |
| HHF | Hemphill County Airport | Canadian TX |
| HHG | Huntington Muni Airport | Huntington IN |
| HHI | Wheeler Aaf Airport | Wahiawa HI |
| HHR | Jack Northrop Field/hawthorne Muni Airport | Hawthorne CA |
| HHW | Stan Stamper Muni Airport | Hugo OK |
| HI01 | Princeville Airport | Hanalei HI |
| HI03 | Hanamaulu Airstrip Airport | Hanamaulu HI |
| HI04 | Hilo Medical Center Heliport | Hilo HI |
| HI05 | Honokaa Airstrip Airport | Honokaa HI |
| HI07 | Waikoloa Heliport | Waikoloa Village HI |
| HI12 | Kahuku Hospital Heliport | Kahuku HI |
| HI18 | Lucy Henriques Medical Center Heliport | Kamuela HI |
| HI22 | Tinian Heliport | San Jose, Tinian CQ |
| HI23 | Mountain View Airstrip Airport | Mountain View HI |
| HI24 | Heco-waiau Heliport | Honolulu HI |
| HI25 | Kaalaiki Airstrip Airport | Naalehu HI |
| HI27 | Upper Paauilo Airstrip Airport | Paauilo HI |
| HI28 | Pahala Airstrip Airport | Pahala HI |
| HI29 | Upper Paauau Airport | Pahala HI |
| HI33 | Haiku Airstrip Airport | Puhi HI |
| HI36 | Tau Airport | Tau Village AS |
| HI38 | The Queen's Medical Center Heliport | Honolulu HI |
| HI40 | Kuakini Medical Center Heliport | Honolulu HI |
| HI46 | Hi 23 Airstrip Airport | Puhi HI |
| HI47 | Big Eye Heliport | Agana Guam GU |
| HI49 | Panda Airport | Kaunakakai HI |
| HI50 | Hyatt Regency Maui Hotel Heliport | Lahaina HI |
| HI52 | Rainshed Heliport | Volcano Village HI |
| HI55 | Moanalua Medical Center Heliport | Honolulu HI |
| HI57 | Kahuku Fire & Police Station Heliport | Kahuku HI |
| HI58 | Turtle Bay Resort Heliport | Kahuku HI |
| HI63 | Coral Ocean Point Pro-shop Heliport | Koblerville CQ |
| HI64 | Tinian Dynasty Heliport | San Jose Tinian CQ |
| HIB | Range Rgnl Airport | Hibbing MN |
| HIE | Mount Washington Rgnl Airport | Whitefield NH |
| HIF | Hill Afb Airport | Ogden UT |
| HIG | Higginsville Industrial Muni Airport | Higginsville MO |
| HII | Lake Havasu City Airport | Lake Havasu City AZ |
| HIO | Portland-hillsboro Airport | Portland OR |
| HJH | Hebron Muni Airport | Hebron NE |
| HJO | Hanford Muni Airport | Hanford CA |
| HKA | Blytheville Muni Airport | Blytheville AR |
| HKS | Hawkins Field Airport | Jackson MS |
| HKY | Hickory Rgnl Airport | Hickory NC |
| HL2 | Hubbard Landing Seaplane Base | Stockton AL |
| HLA | Huslia Airport | Huslia AK |
| HLB | Batesville Airport | Batesville IN |
| HLC | Hill City Muni Airport | Hill City KS |
| HLG | Wheeling Ohio Co Airport | Wheeling WV |
| HLM | Park Township Airport | Holland MI |
| HLN | Helena Rgnl Airport | Helena MT |
| HLR | Hood Aaf Airport | Fort Hood(killeen) TX |
| HLX | Twin County Airport | Galax Hillsville VA |
| HMN | Holloman Afb Airport | Alamogordo NM |
| HMT | Hemet-ryan Airport | Hemet CA |
| HMY | Muldrow Ahp Heliport | Lexington OK |
| HMZ | Bedford County Airport | Bedford PA |
| HNB | Huntingburg Airport | Huntingburg IN |
| HND | Henderson Executive Airport | Las Vegas NV |
| HNH | Hoonah Airport | Hoonah AK |
| HNL | Honolulu Intl Airport | Honolulu HI |
| HNM | Hana Airport | Hana HI |
| HNR | Harlan Muni Airport | Harlan IA |
| HNS | Haines Airport | Haines AK |
| HNZ | Henderson-oxford Airport | Oxford NC |
| HOB | Lea County Rgnl Airport | Hobbs NM |
| HOC | Highland County Airport | Hillsboro OH |
| HOE | Homerville Airport | Homerville GA |
| HOM | Homer Airport | Homer AK |
| HON | Huron Rgnl Airport | Huron SD |
| HOP | Campbell Aaf (fort Campbell) Airport | Fort Campbell/hopkinsville KY |
| HOT | Memorial Field Airport | Hot Springs AR |
| HOU | William P Hobby Airport | Houston TX |
| HPB | Hooper Bay Airport | Hooper Bay AK |
| HPN | Westchester County Airport | White Plains NY |
| HPT | Hampton Muni Airport | Hampton IA |
| HPY | Baytown Airport | Baytown TX |
| HQG | Hugoton Muni Airport | Hugoton KS |
| HQM | Bowerman Airport | Hoquiam WA |
| HQU | Thomson-mcduffie County Airport | Thomson GA |
| HQZ | Mesquite Metro Airport | Mesquite TX |
| HRI | Hermiston Muni Airport | Hermiston OR |
| HRJ | Harnett Rgnl Jetport Airport | Erwin NC |
| HRL | Valley Intl Airport | Harlingen TX |
| HRO | Boone County Airport | Harrison AR |
| HRR | Healy River Airport | Healy AK |
| HRT | Hurlburt Field Airport | Mary Esther FL |
| HRU | Herington Rgnl Airport | Herington KS |
| HRX | Hereford Muni Airport | Hereford TX |
| HSA | Stennis Intl Airport | Bay St Louis MS |
| HSB | Harrisburg-raleigh Airport | Harrisburg IL |
| HSD | Sundance Airpark Airport | Oklahoma City OK |
| HSE | Billy Mitchell Airport | Hatteras NC |
| HSI | Hastings Muni Airport | Hastings NE |
| HSP | Ingalls Field Airport | Hot Springs VA |
| HSR | Hot Springs Muni Airport | Hot Springs SD |
| HST | Homestead Arb Airport | Homestead FL |
| HSV | Huntsville Intl-carl T Jones Field Airport | Huntsville AL |
| HTF | Hornell Muni Airport | Hornell NY |
| HTH | Hawthorne Industrial Airport | Hawthorne NV |
| HTL | Roscommon County - Blodgett Memorial Airport | Houghton Lake MI |
| HTO | East Hampton Airport | East Hampton NY |
| HTS | Tri-state/milton J. Ferguson Field Airport | Huntington WV |
| HTW | Lawrence County Airpark Airport | Chesapeake/huntington Wva OH |
| HUA | Redstone Aaf Airport | Redstone Arsnl Huntsville AL |
| HUF | Terre Haute Intl-hulman Field Airport | Terre Haute IN |
| HUL | Houlton Intl Airport | Houlton ME |
| HUM | Houma-terrebonne Airport | Houma LA |
| HUS | Hughes Airport | Hughes AK |
| HUT | Hutchinson Muni Airport | Hutchinson KS |
| HVC | Hopkinsville-christian County Airport | Hopkinsville KY |
| HVE | Hanksville Airport | Hanksville UT |
| HVN | Tweed-new Haven Airport | New Haven CT |
| HVR | Havre City-county Airport | Havre MT |
| HVS | Hartsville Rgnl Airport | Hartsville SC |
| HWD | Hayward Executive Airport | Hayward CA |
| HWI | Hawk Inlet Seaplane Base | Hawk Inlet AK |
| HWO | North Perry Airport | Hollywood FL |
| HWQ | Wheatland County At Harlowton Airport | Harlowton MT |
| HWV | Brookhaven Airport | Shirley NY |
| HWY | Warrenton-fauquier Airport | Warrenton VA |
| HXD | Hilton Head Airport | Hilton Head Island SC |
| HXF | Hartford Muni Airport | Hartford WI |
| HYA | Barnstable Muni-boardman/polando Field Airport | Hyannis MA |
| HYG | Hydaburg Seaplane Base | Hydaburg AK |
| HYI | San Marcos Muni Airport | San Marcos TX |
| HYL | Hollis Clark Bay Seaplane Base | Hollis AK |
| HYR | Sawyer County Airport | Hayward WI |
| HYS | Hays Rgnl Airport | Hays KS |
| HYW | Conway-horry County Airport | Conway SC |
| HYX | Saginaw County H.w. Browne Airport | Saginaw MI |
| HZD | Carroll County Airport | Huntingdon TN |
| HZE | Mercer County Rgnl Airport | Hazen ND |
| HZL | Hazleton Muni Airport | Hazleton PA |
| HZR | False River Rgnl Airport | New Roads LA |
| HZX | Isedor Iverson Airport | Mc Gregor MN |
| HZY | Northeast Ohio Rgnl Airport | Ashtabula OH |
