| 71NC | K & D Airport | Elon College NC |
| 2CA6 | K & T 660 Figueroa Partners Heliport | Los Angeles CA |
| 83TE | K Bar Ranch Airport | Sabinal TX |
| 3TE0 | K Ranch Airport | Iola TX |
| 49TE | K Star Ranch Airport | Brenham TX |
| 2II7 | K-9 Korner Heliport | Ossian IN |
| 7CO9 | K2 Heliport Nr 1a Heliport | Silverton CO |
| 02HI | K3 Helipad Heliport | Pearl Harbor HI |
| HI25 | Kaalaiki Airstrip Airport | Naalehu HI |
| 11NE | Kaan Airport | Harrison NE |
| WA89 | Kadlec Rgnl Medical Center Heliport | Richland WA |
| 5V8 | Kadoka Muni Airport | Kadoka SD |
| 86HI | Kaena Point Satellite Tracking Station Heliport | Waianae HI |
| 3IA8 | Kah Heliport | Keokuk IA |
| 0H7 | Kahoka Muni Airport | Kahoka MO |
| HI57 | Kahuku Fire & Police Station Heliport | Kahuku HI |
| HI12 | Kahuku Hospital Heliport | Kahuku HI |
| OGG | Kahului Airport | Kahului HI |
| 1TE8 | Kahuna Bay Airport | Howe TX |
| IL96 | Kaiser Heliport | Monee IL |
| 94CA | Kaiser Hospital Heliport | Fontana CA |
| 3CN4 | Kaiser Permanente Anaheim Medical Center Heliport | Anaheim CA |
| 6CN6 | Kaiser Permanente South Sacramento Heliport | Sacramento CA |
| MY29 | Kaiser's Airstrip Airport | Lake Park MN |
| KAE | Kake Seaplane Base | Kake AK |
| AFE | Kake Airport | Kake AK |
| 9KS3 | Kake Helistop Heliport | Wichita KS |
| 9AK2 | Kako Airport | Russian Mission AK |
| JRF | Kalaeloa (john Rodgers Field) Airport | Kapolei HI |
| ND32 | Kalainov Private Airport | Steele ND |
| 1KC | Kalakaket Creek As Airport | Kalakaket Creek AK |
| AZO | Kalamazoo/battle Creek Intl Airport | Kalamazoo MI |
| LUP | Kalaupapa Airport | Kalaupapa HI |
| S27 | Kalispell City Airport | Kalispell MT |
| MT28 | Kalispell Rgnl Hospital Heliport | Kalispell MT |
| Y89 | Kalkaska City Airport | Kalkaska MI |
| 09MA | Kallander Field Airport | Southborough MA |
| 43AK | Kalmbach Airport | Wasilla AK |
| 54AK | Kalmbach Lake Seaplane Base | Wasilla AK |
| KLG | Kalskag Airport | Kalskag AK |
| 9TE5 | Kalt Ranch Airport | Fulton TX |
| KAL | Kaltag Airport | Kaltag AK |
| CT05 | Kaman Aerospace Corp Heliport | Bloomfield CT |
| 5TA7 | Kami-kazi Airport | Santa Fe TX |
| S73 | Kamiah Muni Airport | Kamiah ID |
| 7MI0 | Kamikaze Run Heliport | Novi MI |
| 45MN | Kaml Airstrip Airport | Euclid MN |
| 2N5 | Kampel Airport | Wellsville PA |
| KNB | Kanab Muni Airport | Kanab UT |
| PA91 | Kane Community Hospital Heliport | Kane PA |
| 59TA | Kaneb Heliport | Sugar Land TX |
| NGF | Kaneohe Bay Mcas (marion E. Carl Field) Airport | Kaneohe HI |
| 3KK | Kankakee Airport | Kankakee IL |
| MCI | Kansas City Intl Airport | Kansas City MO |
| 70WI | Kanten Field Airport | Baldwin WI |
| 5Z5 | Kantishna Airport | Kantishna AK |
| OKZ | Kaolin Field Airport | Sandersville GA |
| JHM | Kapalua Airport | Lahaina HI |
| 4MN5 | Kapaun-wilson Field Airport | Graceville MN |
| 86WA | Kapowsin Field Airport | Kapowsin WA |
| 7OH6 | Karam Heliport | Cuyahoga Falls OH |
| WN36 | Kari Field Airport | Olympia WA |
| 3PN2 | Karlindo Airport | Fairfield PA |
| 23D | Karlstad Muni Airport | Karlstad MN |
| KYK | Karluk Airport | Karluk AK |
| KKL | Karluk Lake Seaplane Base | Karluk Lake AK |
| 67VA | Karmy's Airport | Woodstock VA |
| 2R9 | Karnes County Airport | Kenedy TX |
| OR23 | Karpens Airport | Astoria OR |
| KXA | Kasaan Seaplane Base | Kasaan AK |
| AK34 | Kashwitna Lake Seaplane Base | Willow AK |
| Z09 | Kasigluk Airport | Kasigluk AK |
| 5KS | Kasilof Airport | Kasilof AK |
| 5Z7 | Kasitsna Airport | Kasitsna Bay AK |
| MY15 | Kastanek Airport | Pierz MN |
| 1B2 | Katama Airpark Airport | Edgartown MA |
| 49IS | Katherine Shaw Bethea Hospital Heliport | Dixon IL |
| 21OR | Katu Heliport | Portland OR |
| 0CD4 | Kauffman Heliport | Denver CO |
| 0LL0 | Kaufield Airport | Belvidere IL |
| WI80 | Kaukauna Community Hospital Heliport | Kaukauna WI |
| 00HI | Kaupulehu Heliport | Kailua/kona HI |
| 99HI | Kawela Farm Heliport | Kaunakakai HI |
| 1TN2 | Kay Airport | Rogersville TN |
| 20II | Kay Air Airport | Mooresville IN |
| TA61 | Kay Ranch Airport | Winona TX |
| 0V7 | Kayenta Airport | Kayenta AZ |
| SN70 | Kaypod Airport | Harper KS |
| 2NY9 | Kayutah Lake Airport | Alpine NY |
| 13TA | Kbmt-tv Heliport | Beaumont TX |
| UT02 | Kch Helipad Heliport | Kanab UT |
| 5CL5 | Kcin Emergency Heliport | Irvine CA |
| EAR | Kearney Rgnl Airport | Kearney NE |
| E67 | Kearny Airport | Kearny AZ |
| NJ78 | Kearny Helistop Heliport | Kearny NJ |
| N88 | Kecks Airport | Julian NC |
| I16 | Kee Field Airport | Pineville WV |
| 5NY3 | Keech Airport | Etna NY |
| NM34 | Keelin Heliport | Alamogordo NM |
| BIX | Keesler Afb Airport | Biloxi MS |
| MO93 | Keeven Air Ranch Airport | Hawk Point MO |
| CKA | Kegelman Af Aux Field Airport | Cherokee OK |
| 6IL5 | Keil Airport | Dongola IL |
| 59OH | Kelch Airport | Bethel OH |
| 4CO8 | Kelgun Airport | Castle Rock CO |
| PA54 | Kellachows Airport | Carbondale PA |
| 0MN8 | Keller Airport | Stillwater MN |
| 5AR7 | Keller Airfield Airport | Weiner AR |
| 08N | Keller Brothers Airport | Lebanon PA |
| 50TE | Keller Ranch Airport | Johnson City TX |
| 7TE0 | Kelley Crop Service Airport | Fannett TX |
| 0MI3 | Kelleys Airport | Grayling MI |
| 89D | Kelleys Island Land Fld Airport | Kelleys Island OH |
| 2CD9 | Kellogg Airstrip Airport | Laporte CO |
| 16IS | Kellums Airport | Goreville IL |
| 51CA | Kelly Airport | Lucerne Valley CA |
| CO15 | Kelly Air Park Airport | Elbert CO |
| WA71 | Kelly Ranch Heliport | Issaquah WA |
| FL98 | Kelly Tractor Co Heliport | Miami FL |
| 7ND2 | Kelly's Field Airport | Grafton ND |
| 9M6 | Kelly-dumas Airport | Oak Grove LA |
| CN37 | Kelso Valley Airport | Mojave CA |
| 7TX6 | Kemah Waterfront Heliport | Houston TX |
| EMM | Kemmerer Muni Airport | Kemmerer WY |
| 6OH9 | Kemps Field Of Dreams Airport | Covington OH |
| 3XS8 | Ken Ada Ranch Airport | Waller TX |
| LS68 | Ken Guidry Nr 1 Airport | Abbeville LA |
| 62LA | Ken Guidry Nr 4 Airport | Maurice LA |
| 4S2 | Ken Jernstedt Airfield Airport | Hood River OR |
| ENA | Kenai Muni Airport | Kenai AK |
| 1AK4 | Kenai River Airpark Airport | Soldotna AK |
| LA61 | Kenan Airstrip Airport | Kaplan LA |
| WN08 | Kendall Airstrip Airport | Kendall WA |
| 2FA0 | Kendall District Station Heliport | Miami FL |
| 70FL | Kendall Rgnl Medical Center Heliport | Miami FL |
| TMB | Kendall-tamiami Executive Airport | Miami FL |
| MA86 | Kendalls Lndg Area Airport | Windsor MA |
| C62 | Kendallville Muni Airport | Kendallville IN |
| 08OH | Kenley Airport | Hartford OH |
| GA61 | Kenley Field Airport | Brooks GA |
| 7NC3 | Kenly Airport | Kenly NC |
| 7K5 | Kenmare Muni Airport | Kenmare ND |
| W55 | Kenmore Air Harbor Seaplane Base | Seattle WA |
| S60 | Kenmore Air Harbor Inc Seaplane Base | Kenmore WA |
| FD78 | Kennedy Seaplane Base | Groveland FL |
| 9NY4 | Kennedy Airfield Airport | Kennedy NY |
| 2GA0 | Kennedy Intranational Airport | Newborn GA |
| 50TX | Kennedy Ranch Airport | Blanco TX |
| OR04 | Kennel Airstrip Airport | Bend OR |
| 3TN4 | Kenner Farm Airport | Seymour TN |
| MD23 | Kennersley Airport | Church Hill MD |
| 56GA | Kennestone Heliport | Marietta GA |
| 4T2 | Kenneth Copeland Airport | Fort Worth TX |
| 47MI | Kenneth Hayward Airport | Bay City MI |
| TKX | Kennett Memorial Airport | Kennett MO |
| 87WA | Kennewick General Hospital Heliport | Kennewick WA |
| TA49 | Keno Field Airport | Andice TX |
| 3WN3 | Kenosha County Heliport | Kenosha WI |
| WI82 | Kenosha Hospital And Medical Center Heliport | Kenosha WI |
| ENW | Kenosha Rgnl Airport | Kenosha WI |
| 8CO0 | Kent Airport | Wiggins CO |
| 3WA7 | Kent Benaroya Heliport | Kent WA |
| 22F | Kent County Airport | Jayton TX |
| RI01 | Kent County Memorial Hospital Heliport | Warwick RI |
| 7MD8 | Kent Fort Manor Airport | Stevensville MD |
| 1G3 | Kent State Univ Airport | Kent OH |
| 5LA1 | Kent's Flying Service Airport | Moreauville LA |
| 50I | Kentland Muni Airport | Kentland IN |
| 3W3 | Kentmorr Airpark Airport | Stevensville MD |
| 23KS | Kentucky Creek Landing Airport | Lindsborg KS |
| M34 | Kentucky Dam State Park Airport | Gilbertsville KY |
| 83IA | Keokuk County Health Center Heliport | Sigourney IA |
| EOK | Keokuk Muni Airport | Keokuk IA |
| 6K9 | Keosauqua Muni Airport | Keosauqua IA |
| 1OA4 | Kepes Flying Field Airport | Springfield OH |
| IN01 | Kephart Field Airport | Bargersville IN |
| 0NY3 | Kermizian Airport | Ohio NY |
| IA48 | Kern Field Airport | Polk City IA |
| CL61 | Kern Medical Center Heliport | Bakersfield CA |
| L05 | Kern Valley Airport | Kernville CA |
| 5LA3 | Kerr Mc Gee Heliport | Morgan City LA |
| ERV | Kerrville Muni/louis Schreiner Field Airport | Kerrville TX |
| AL12 | Kershaw Airport | Montgomery AL |
| 18IN | Kester Fly Inn Airport | Farmersburg IN |
| 1T7 | Kestrel Airpark Airport | San Antonio TX |
| VT30 | Ketcham Lndg Area Airport | Waitsfield VT |
| 17AK | Ketchikan /temsco H/ Heliport | Ketchikan AK |
| 5KE | Ketchikan Harbor Seaplane Base | Ketchikan AK |
| KTN | Ketchikan Intl Airport | Ketchikan AK |
| OK97 | Ketchum Ranch Airport | Duncan OK |
| 96OI | Kettering Hospital Heliport | Kettering OH |
| 1WN1 | Kettle Moraine Airport | Dundee WI |
| 0IL5 | Kewanee Hospital Heliport | Kewanee IL |
| EZI | Kewanee Muni Airport | Kewanee IL |
| MEI | Key Field Airport | Meridian MS |
| 19WA | Key Way Airport | Stevenson WA |
| EYW | Key West Intl Airport | Key West FL |
| NQX | Key West Nas /boca Chica Field/ Airport | Key West FL |
| 14TX | Keyes Ranch Airport | Dripping Springs TX |
| 01WY | Keyhole Airport | Moorcroft WY |
| MD42 | Keymar Airpark Airport | Keymar MD |
| NY79 | Keysa Airport | Bliss NY |
| 1KS5 | Keyser Airport | St Marys KS |
| 9PA7 | Keystone Airport | Fort Hill PA |
| 42J | Keystone Airpark Airport | Keystone Heights FL |
| PN34 | Keystone Heliplex Heliport | Coatsville PA |
| 5TE6 | Keystone Ranch Airport | San Angelo TX |
| 61TE | Kezer Air Ranch Airport | Springtown TX |
| 8CA9 | Kgtv-10 Parking Lot Heliport | San Diego CA |
| 66TS | Khou-tv Heliport | Houston TX |
| 3LL3 | Kibler Airport | Marshall IL |
| L89 | Kibs Air Park Airport | Bristol LA |
| CWC | Kickapoo Downtown Airport | Wichita Falls TX |
| TX12 | Kidd-private Airport | Denison TX |
| 1L4 | Kidwell Airport | Cal Nev Ari NV |
| LS83 | Kifer Airport | Newellton LA |
| OA19 | Kiko Farm Airport | North Canton OH |
| 4TX6 | Kilgore Airport | Kilgore TX |
| 1TX7 | Killion Ranch Airport | Hamlin TX |
| 6FL2 | Kilpatrick Farm Airport | Sneads FL |
| CA99 | Kilroy Ac8-long Beach Heliport | Long Beach CA |
| CL02 | Kilroy Airport Center Heliport | El Segundo CA |
| 8IS2 | Kilsoquah Farm Airport | Roanoke IN |
| 5XS2 | Kimball Farm Service Inc Airport | Hereford TX |
| 6A6 | Kimball Muni Airport | Kimball SD |
| IBM | Kimball Muni/robert E Arraj Field Airport | Kimball NE |
| MO64 | Kimberling Airport | Kimberling City MO |
| JCT | Kimble County Airport | Junction TX |
| 39XS | Kimble Hospital Heliport | Junction TX |
| WN48 | Kimbrel Farm Airport | Oakville WA |
| TS64 | Kimi Heliport | Mesquite TX |
| 2MS9 | Kimmel Airport | Houston MS |
| 0MT4 | Kimp Airport | Hamilton MT |
| 7NC6 | Kimrey Airport | Mebane NC |
| WN00 | Kimshan Ranch Airport | Quilcene WA |
| 17TX | Kimzey Airport | Stephenville TX |
| WN72 | Kinch Farms Airport | Washtucna WA |
| 24PA | Kindelberger Landing Strip Airport | Freedom PA |
| LA57 | Kinder Ag Service Airport | Eunice LA |
| CL24 | Kindsvater Ranch Airport | Clovis CA |
| 02II | King Ultralight | Westfield IN |
| OK98 | King Airport | Eakly OK |
| TN52 | King Airport | Winchester TN |
| KVC | King Cove Airport | King Cove AK |
| SC78 | King Field Airport | Cleveland SC |
| OI84 | King Knoll Airport | Okeana OH |
| ID36 | King Mountain Glider Park Airport | Moore ID |
| AK59 | King Ranch Airport | Sutton AK |
| 8KS2 | King Ranch Airport | Hamilton KS |
| AKN | King Salmon Airport | King Salmon AK |
| FL42 | King Seaaero Seaplane Base | Winter Haven FL |
| GA67 | King Sky Ranch Airport | Clarkesville GA |
| 0NK7 | King Street Heliport | Armonk NY |
| 6MI0 | King Trout Airport | Grayling MI |
| 9OR4 | King's Airport | Milton/freewater OR |
| 4KY9 | King's Daughters Medical Center Heliport | Ashland KY |
| TE48 | King's Ranch Airport | Lampasas TX |
| 5NK5 | Kingdom Field Airport | Oswego NY |
| O20 | Kingdon Airpark Airport | Lodi CA |
| F92 | Kingfisher Airport | Kingfisher OK |
| IGM | Kingman Airport | Kingman AZ |
| 9K8 | Kingman Airport - Clyde Cessna Field Airport | Kingman KS |
| 30PA | Kings Airport | Schwenksville PA |
| CN53 | Kings County Houston Ave. Heliport | Hanford CA |
| 21FL | Kings Field Airport | Clermont FL |
| LNL | Kings Land O' Lakes Airport | Land O' Lakes WI |
| FD72 | Kings Port Airport | Lake Placid FL |
| CA13 | Kings River Community College Airport | Reedley CA |
| PA23 | Kingsdale Air Park Airport | Littlestown PA |
| TS18 | Kingsland Estates Airport | Kingsland TX |
| MO9 | Kingsley Airfield Airport | Miller MO |
| N15 | Kingston Airport | Kingston NV |
| 8OR2 | Kingston Airpark Airport | Stayton OR |
| 6NY8 | Kingston Plant Heliport | Kingston NY |
| 04NV | Kingston Ranch Airport | Sandy Valley NV |
| 20N | Kingston-ulster Airport | Kingston NY |
| NQI | Kingsville Nas Airport | Kingsville TX |
| WY30 | Kinky Creek Divide Airport | Dubois WY |
| IL12 | Kinsey Rla Airport | Arenzville IL |
| 33K | Kinsley Muni Airport | Kinsley KS |
| ISO | Kinston Rgnl Jetport At Stallings Fld Airport | Kinston NC |
| PN70 | Kint Farm Heliport | Port Royal PA |
| GA00 | Kintail Farm Airport | Monroe GA |
| OR89 | Kinzua Airport | Kinzua OR |
| IIK | Kipnuk Airport | Kipnuk AK |
| 40LL | Kirby Medical Center Heliport | Monticello IL |
| T12 | Kirbyville Airport | Kirbyville TX |
| 43II | Kirk Heliport | Merrillville IN |
| T73 | Kirk Air Base Airport | Lancaster SC |
| PGR | Kirk Field Airport | Paragould AR |
| FD26 | Kirkland Airport | Graceville FL |
| 8IL2 | Kirkpatrick Airport | Harvard IL |
| IRK | Kirksville Rgnl Airport | Kirksville MO |
| IRS | Kirsch Muni Airport | Sturgis MI |
| 89PA | Kirschstein Heliport | Murrysville PA |
| 0IL6 | Kishwaukee Community Hospital Heliport | De Kalb IL |
| 85PN | Kiski Airport | Vandergrift PA |
| 22WY | Kissack/reynolds Airport | Rozet WY |
| FA17 | Kissimmee Seaplane Base | Kissimmee FL |
| ISM | Kissimmee Gateway Airport | Orlando FL |
| 08CL | Kistler Ranch Airport | Jamestown CA |
| ITR | Kit Carson County Airport | Burlington CO |
| 4GA7 | Kitchens Field Airport | Griffin GA |
| XS65 | Kitching Ranch Heliport | Austin TX |
| 97TN | Kite Field Airport | Jonesborough TN |
| 0PN4 | Kitner Airport | New Bloomfield PA |
| KKB | Kitoi Bay Seaplane Base | Kitoi Bay AK |
| 9XS5 | Kitten Farm Private Airport | Slaton TX |
| 77T | Kittie Hill Airport | Leander TX |
| 82WA | Kittitas Valley Hospital Ems Heliport | Ellensburg WA |
| 3MO6 | Kitty Hawk Estates Airport | Kearney MO |
| 9WI6 | Kitty Hawk Estates Airport | Polar WI |
| 2KY1 | Kitty Hawk Farm Ultralight | Paint Lick KY |
| TS67 | Kitty Hawk Flying Field Ultralight | Garden Ridge TX |
| NR01 | Kitty Hawk One Heliport | Kitty Hawk NC |
| 26WI | Kitty-wompus Airport | Exeland WI |
| FL09 | Kittyhawk Estates Airport | Live Oak FL |
| KVL | Kivalina Airport | Kivalina AK |
| WT28 | Kiwi Air Heliport | Clarkston WA |
| 4F7 | Kizer Field Airport | Prescott AR |
| 77MN | Klamar Field Airport | Gatzke MN |
| LMT | Klamath Falls Airport | Klamath Falls OR |
| NV38 | Klas Channel 8 Heliport | Las Vegas NV |
| 04NY | Klaverack Airport | Hudson NY |
| AQC | Klawock Seaplane Base | Klawock AK |
| AKW | Klawock Airport | Klawock AK |
| IKG | Kleberg County Airport | Kingsville TX |
| IN92 | Klein Airport | Vincennes IN |
| IA30 | Kleis Airport | Zwingle IA |
| MT43 | Klies Air Strip Airport | Basin MT |
| II02 | Kline Field Airport | Butler IN |
| NY1 | Kline Kill Airport | Ghent NY |
| 52XA | Klinkerman Airport | Wichita Falls TX |
| IS69 | Kloker Airport | Meredosia IL |
| AL78 | Klumpp Airport | Fairhope AL |
| 20XS | Klutts Field Airport | Chisholm TX |
| 12LA | Kml Airport | Sulphur LA |
| 2XA2 | Knape Airport | Danbury TX |
| 6NK0 | Knapp Airport | Schenevus NY |
| 67XS | Knapp Medical Center Heliport | Weslaco TX |
| 5TS3 | Knapp Pecan Orchard Airpark Airport | Dawson TX |
| O19 | Kneeland Airport | Eureka CA |
| 92WI | Knight Aire Airport | Merrill WI |
| 5WN8 | Knight Sky Airport | Wausau WI |
| 3VG4 | Knight's Landing Llc Airport | Virginia Beach VA |
| 3FL4 | Knobel Heliport | Cocoa FL |
| AZ33 | Knoell-main Office Heliport | Phoenix AZ |
| 08XA | Knolle Ranch Airport | Snook TX |
| 93MD | Knollwood Farm Airport | Elkton MD |
| 7PN4 | Knorr Farm Heliport | Reading PA |
| 5TA6 | Knot 2 Shabby Airport | Winters TX |
| NY01 | Knowlesville Airport | Knowlesville NY |
| FHK | Knox Ahp Heliport | Fort Rucker/ozark AL |
| 4I3 | Knox County Airport | Mount Vernon OH |
| 7KY5 | Knox County Hospital Heliport | Barbouirville KY |
| RKD | Knox County Rgnl Airport | Rockland ME |
| 87NE | Knox Landing Airport | York NE |
| 15NK | Knox Landing Airport | Sardinia NY |
| MT3 | Knox Ridge Airport | Winifred MT |
| OR79 | Knox's Private Airstrip Airport | Harrisburg OR |
| 0IA0 | Knoxville Area Community Hospital Heliport | Knoxville IA |
| DKX | Knoxville Downtown Island Airport | Knoxville TN |
| OXV | Knoxville Muni Airport | Knoxville IA |
| 4ND1 | Knutson Airport | Thompson ND |
| 3WN6 | Knutson Farms Airport | Chetek WI |
| WN39 | Knutson Field Airport | Wyoceena WI |
| 4FL2 | Ko-kee Airport | Bushnell FL |
| 74MU | Koala-t-field Airport | Hawk Point MO |
| N45 | Kobelt Airport | Wallkill NY |
| OBU | Kobuk Airport | Kobuk AK |
| IS71 | Koch Airport | Shirland IL |
| 91LA | Koch Airport | Eunice LA |
| 11IA | Koch Field Airport | Hudson IA |
| MY04 | Koch's Personal Field Airport | Taunton MN |
| ADQ | Kodiak Airport | Kodiak AK |
| 9Z3 | Kodiak /lilly Lake/ Seaplane Base | Kodiak AK |
| KDK | Kodiak Muni Airport | Kodiak AK |
| 8CO8 | Koenig Airport | Yuma CO |
| 0LL3 | Koenig Airport | Jerseyville IL |
| LS92 | Koenig Airpark Airport | Robert LA |
| 5II5 | Koester Field Airport | St. Wendel IN |
| 5KO | Koggiung Airport | Koggiung AK |
| IA83 | Kohlhaas Airport | Livermore IA |
| NE44 | Koinzan Airport | Elgin NE |
| NE49 | Koke Airport | Gretna NE |
| 9K2 | Kokhanok Airport | Kokhanok AK |
| OKK | Kokomo Muni Airport | Kokomo IN |
| OI24 | Kokosing Heliport | Fredericktown OH |
| 43PA | Kolb Airport | Spring City PA |
| 6GA5 | Kolibri Airport | Whitesburg GA |
| JZZ | Koliganek Airport | Koliganek AK |
| MY21 | Kollar's Shoreview Marine Seaplane Base | Shoreview MN |
| 94WI | Koller Heliport | Wales WI |
| OMU9 | Kollmeyer Airport | Pilot Grove MO |
| WN16 | Komo Tv Heliport | Seattle WA |
| KOA | Kona Intl At Keahole Airport | Kailua/kona HI |
| DUY | Kongiganak Airport | Kongiganak AK |
| 5CA9 | Konocti - Clear Lake Seaplane Base | Kelseyville CA |
| 8G8 | Koons Airport | Salem OH |
| S82 | Kooskia Muni Airport | Kooskia ID |
| ID03 | Kootenai Medical Center Heliport | Coeur D'alene ID |
| 7IS5 | Koppie Airport | Gilberts IL |
| 53XS | Kornegay Private Airport | San Benito TX |
| NA07 | Kornkven Airstrip Airport | Souris ND |
| 16NE | Korver Airport | Panama NE |
| 84IN | Kosciusko Community Hospital Heliport | Warsaw IN |
| OSX | Kosciusko-attala County Airport | Kosciusko MS |
| 17OH | Kosik Private Airport | Kipton OH |
| 0XA1 | Kothmann Ranch Heliport | Fort Mckavett TX |
| 2A9 | Kotlik Airport | Kotlik AK |
| 2CL5 | Kovr Heliport | West Sacramento CA |
| KKA | Koyuk Alfred Adams Airport | Koyuk AK |
| KYU | Koyukuk Airport | Koyukuk AK |
| 90NV | Kpvm Television Heliport | Pahrump NV |
| 8NJ8 | Kraemer Heliport | Richwood NJ |
| 2ND0 | Kraft Airport | Mapleton ND |
| NA05 | Kraig Farms Airport | Sheldon ND |
| 42MN | Kral's Personal Use Landing Field Airport | Corcoran MN |
| AK86 | Kramer Airport | Big Lake AK |
| 96IL | Kramer Airport | Lena IL |
| 2WA8 | Kramer Ranch Airport | Harrington WA |
| 71TN | Kraschenbern Airport | Baileyton TN |
| 7TN1 | Krashinsky Airfield Airport | Pelham TN |
| 24K | Krassel Usfs Airport | Mc Call ID |
| 1MD3 | Krastel Farms Airport | Kennedyville MD |
| ND49 | Krause Private Airport | Wyndmere ND |
| 4MT1 | Kreikemeier Airport | Belgrade MT |
| 14VA | Krens Farm Airport | Hillsboro VA |
| 98NY | Krenzers Airport | West Bloomfield NY |
| 0CL1 | Krey Field Airport | Adelanto CA |
| MN75 | Krezowski Seaplane Base | Mcgregor MN |
| 4MI0 | Kriewall Strip Airport | Romeo MI |
| PA86 | Krill Personal Use Airport | Frystown PA |
| 1MT1 | Krinitt Helicopters Heliport | Belgrade MT |
| XA76 | Kriv Fox 26 Television Heliport | Houston TX |
| 29N | Kroelinger Airport | Vineland NJ |
| IL86 | Krohe Airport | Beardstown IL |
| 69WI | Kroy-osceola Heliport | Osceola WI |
| 33MT | Kruger Heliport | West Glacier MT |
| 20OH | Kruggel Airport | Litchfield OH |
| 85PA | Krumenacker Airport | Carrolltown PA |
| 9LL0 | Krutmeier Airport | Payson IL |
| NE18 | Krutz Airport | Seward NE |
| OK11 | Ksa Orchards Airport | Comanche OK |
| 1TA9 | Ktrk Tv Station Heliport | Houston TX |
| 64AZ | Ktsp Heliport | Phoenix AZ |
| TS56 | Ktvt Channel 11 Heliport | Fort Worth TX |
| HI40 | Kuakini Medical Center Heliport | Honolulu HI |
| 3XS1 | Kubecka Aviation Airport | Palacios TX |
| 6TE5 | Kubecka Flying Service Inc. Airport | Edna TX |
| 91AK | Kucera Seaplane Base | Big Lake AK |
| 63AK | Kucera Residence Airport | Big Lake AK |
| 4IL4 | Kuebler Rla Airport | St Elmo IL |
| 03CO | Kugel-strong Airport | Platteville CO |
| LKK | Kulik Lake Airport | Kulik Lake AK |
| D03 | Kulm Municipal Airport Airport | Kulm ND |
| 2NE7 | Kumor Airport | Grant NE |
| PA61 | Kunda Airport | Collegeville PA |
| 38TA | Kurio Heliport | Houston TX |
| CO88 | Kusa Helistop Heliport | Denver CO |
| UT33 | Kutv Channel Two Heliport | Salt Lake City UT |
| 9Z7 | Kvichak /diamond J/ Airport | Kvichak AK |
| 19TS | Kvue-tv Heliport | Austin TX |
| KWT | Kwethluk Airport | Kwethluk AK |
| GGV | Kwigillingok Airport | Kwigillingok AK |
| 2NY3 | Kwp Heliport | Hurley NY |
| 42OK | Kwtv Heliport | Oklahoma City OK |
| 8KY5 | Ky River Medical Center Heliport | Jackson KY |
| 7MT5 | Kyle Heliport | Darby MT |
| CEY | Kyle-oakley Field Airport | Murray KY |
| WA04 | Kyles Airport | Snohomish WA |
| 84ND | Kyllo Airport | Mc Canna ND |
