Air Transportation Service Companies
| Klm Royal Dutch Airlines (Atlanta, GA)
Primarily Serving: Smyrna, GA - Marietta, GA - Roswell, GA - Dacula, GA |
| Kma Enterprises (Columbus, OH)
Primarily Serving: Springfield, OH - Dayton, OH - Middletown, OH - Hamilton, OH |
| Knutson Flying Svc Inc (Tioga, ND)
Primarily Serving: Bismarck, ND |
| Kokusai Soko America Inc (Valley Stream, NY)
Primarily Serving: Hempstead, NY - Levittown, NY - Brooklyn, NY - Bronx, NY |
| Kolb Air Svc (Sturgis, SD)
Primarily Serving: Rapid City, SD - Casper, WY - Bismarck, ND - Cheyenne, WY |
| Korean Airlines (Seattle, WA)
Primarily Serving: Bellevue, WA - Renton, WA - Redmond, WA - Issaquah, WA |
| Kracke Spraying Svc Inc (Kindred, ND)
Primarily Serving: Fargo, ND - Grand Forks, ND - Saint Cloud, MN - Bismarck, ND |
| Kuehne & Nagel Inc (Jersey City, NJ)
Primarily Serving: Union City, NJ - New York, NY - Bayonne, NJ - Newark, NJ |
| Kurtz Rural Aviation (Mound City, MO)
Primarily Serving: Saint Joseph, MO - Bellevue, NE - Kansas City, KS - Kansas City, MO |
| La X-Ray (Sun Valley, CA)
Primarily Serving: Burbank, CA - Glendale, CA - Newhall, CA - Los Angeles, CA |
| Lab Boavian Airline (Sterling, VA)
Primarily Serving: Reston, VA - Centreville, VA - Germantown, MD - Rockville, MD |
| Lab Flying Svc Inc (Skagway, AK) |
| Lady Bea Tour Boat (South Hadley, MA)
Primarily Serving: Chicopee, MA - Springfield, MA - Manchester, CT - East Hartford, CT |
| Lady of the Lake (Chelan, WA)
Primarily Serving: Issaquah, WA - Yakima, WA - Redmond, WA - Enumclaw, WA |
| Lake Chelan Boat Tours (Chelan, WA)
Primarily Serving: Issaquah, WA - Yakima, WA - Redmond, WA - Enumclaw, WA |
| Laminack Flying Svc (Ralls, TX)
Primarily Serving: Lubbock, TX - Amarillo, TX - Midland, TX - Abilene, TX |
| Land Air Express Inc (Salt Lake City, UT)
Primarily Serving: Sandy, UT - West Jordan, UT - South Jordan, UT - Layton, UT |
| Landiscor Aerial Information (Denver, CO)
Primarily Serving: Westminster, CO - Arvada, CO - Aurora, CO - Thornton, CO |
| Landstar Express America Inc (Port Orchard, WA)
Primarily Serving: Seattle, WA - Federal Way, WA - Tacoma, WA - Kent, WA |
| Landstar Express America Inc (Clermont, FL)
Primarily Serving: Orlando, FL - Kissimmee, FL - Sanford, FL - Lakeland, FL |
| Landstar Express America Inc (Bridgeton, MO)
Primarily Serving: Saint Charles, MO - Florissant, MO - Saint Peters, MO - Saint Louis, MO |
| Landstar Express America Inc (Jacksonville, FL)
Primarily Serving: Gainesville, FL - Palm Coast, FL - Ocala, FL - Daytona Beach, FL |
| Landstar Express America Inc (San Antonio, TX)
Primarily Serving: New Braunfels, TX - San Marcos, TX - Austin, TX - Cedar Park, TX |
| Landstar Express America Inc (Largo, FL)
Primarily Serving: Clearwater, FL - Saint Petersburg, FL - Palm Harbor, FL - Tampa, FL |
| Landstar Express America Inc (Round Rock, TX)
Primarily Serving: Cedar Park, TX - Georgetown, TX - Austin, TX - Killeen, TX |
