Air Transportation Service Companies
| City Cargo (Petersburg, AK) |
| Clad Cartage Svc Inc (Philadelphia, PA)
Primarily Serving: Camden, NJ - Levittown, PA - Wilmington, DE - Trenton, NJ |
| Cmeann Productions (El Cajon, CA)
Primarily Serving: Santee, CA - La Mesa, CA - Chula Vista, CA - San Diego, CA |
| Coates Flying Svc (Fort Gaines, GA)
Primarily Serving: Dothan, AL - Albany, GA - Columbus, GA - Cobb, GA |
| Colgan Air (Morgantown, WV)
Primarily Serving: Pittsburgh, PA - Youngstown, OH - Canton, OH - Charles Town, WV |
| Colgan Air (Nantucket, MA)
Primarily Serving: New Bedford, MA - Fall River, MA - Taunton, MA - Brockton, MA |
| Colgan Air (Ellsworth, ME)
Primarily Serving: Portland, ME - Haverhill, MA - Manchester, NH - Lawrence, MA |
| Colgan Air Inc (Manassas, VA)
Primarily Serving: Centreville, VA - Burke, VA - Annandale, VA - Reston, VA |
| Colgan Air Inc (College Station, TX)
Primarily Serving: Bryan, TX - Montgomery, TX - Conroe, TX - Temple, TX |
| Colgan Air Inc (Flushing, NY)
Primarily Serving: Bronx, NY - New York, NY - Brooklyn, NY - Mount Vernon, NY |
| Collinston Air Svc Inc (Oak Ridge, LA)
Primarily Serving: Monroe, LA - Jackson, MS - Pine Bluff, AR - Bossier City, LA |
| Color Aerial Photography (Tucson, AZ)
Primarily Serving: Catalina, AZ - Arivaca, AZ - Gilbert, AZ - Chandler, AZ |
| Colt Transportation (San Antonio, TX)
Primarily Serving: New Braunfels, TX - San Marcos, TX - Austin, TX - Cedar Park, TX |
| Comair Inc (Manchester, NH)
Primarily Serving: Nashua, NH - Haverhill, MA - Lawrence, MA - Lowell, MA |
| Comair Screw Machine (San Fernando, CA)
Primarily Serving: Newhall, CA - Burbank, CA - Santa Clarita, CA - Glendale, CA |
| Concordia International Frwrdg (Itasca, IL)
Primarily Serving: Schaumburg, IL - Des Plaines, IL - Hoffman Estates, IL - Mount Prospect, IL |
| Condor Aviation Corp (Lutherville Timo, MD) |
| Condor German Airlines (Itasca, IL)
Primarily Serving: Schaumburg, IL - Des Plaines, IL - Hoffman Estates, IL - Mount Prospect, IL |
| Cone Aerial Spraying (Slaton, TX)
Primarily Serving: Lubbock, TX - Midland, TX - Amarillo, TX - Odessa, TX |
| Continental Aerial Photo Inc (Los Alamitos, CA)
Primarily Serving: Lakewood, CA - Cerritos, CA - Westminster, CA - Buena Park, CA |
| Continental Airlines (Boston, MA)
Primarily Serving: Cambridge, MA - Somerville, MA - Brookline, MA - Medford, MA |
| Continental Airlines (Romulus, MI)
Primarily Serving: Taylor, MI - Westland, MI - Dearborn Heights, MI - Canton, MI |
| Continental Airlines (Buffalo, NY)
Primarily Serving: East Amherst, NY - Niagara Falls, NY - Rochester, NY - Erie, PA |
| Continental Airlines (Newark, NJ)
Primarily Serving: East Orange, NJ - Irvington, NJ - Elizabeth, NJ - Union, NJ |
| Continental Airlines (San Antonio, TX)
Primarily Serving: New Braunfels, TX - San Marcos, TX - Austin, TX - Cedar Park, TX |
