| Code | Description |
|---|
| 19385 | Reeve Aleutian Airways Inc.: RV (1) |
| 19386 | Northwest Airlines Inc.: NW |
| 19392 | Rich International Airways: RIQ |
| 19393 | Southwest Airlines Co.: WN |
| 19610 | Emerald Airlines Inc.: OD |
| 19647 | Jet Fleet Intl. Airlines: JIQ |
| 19650 | Air Sunshine Inc.: AAT |
| 19658 | Trans-Air-Link Corporation: TKQ |
| 19670 | Markair Inc.: BF (1) |
| 19677 | Buffalo Airways Inc.: BFQ |
| 19678 | Aloha Airlines Inc.: AQ |
| 19684 | Independent Air Inc.: INQ |
| 19685 | Aerial Transit Company: TPQ |
| 19687 | Horizon Air: QX |
| 19690 | Hawaiian Airlines Inc.: HA |
| 19704 | Continental Air Lines Inc.: CO |
| 19707 | Eastern Air Lines Inc.: EA |
| 19790 | Delta Air Lines Inc.: DL |
| 19805 | American Airlines Inc.: AA |
| 19812 | Millon Air Inc.: LBQ |
| 19874 | Air Transport International: 8C |
| 19884 | TPI International Airways: TSQ |
| 19885 | Universal Airlines Inc.: UTQ |
| 19898 | Emery Worldwide Airlines: TNQ |
| 19902 | Wrangler Aviation Inc.: BUQ |
| 19917 | United Parcel Service: 5X |
| 19930 | Alaska Airlines Inc.: AS |
| 19950 | Flagship Express Services: 9R |
| 19952 | Carnival Air Lines Inc.: KW |
| 19969 | International Cargo Xpress: XPQ |
| 19972 | Av Atlantic: HCQ |
| 19977 | United Air Lines Inc.: UA |
| 19981 | Patriot Airlines Inc.: PAQ |
| 19982 | USAir Shuttle: TB (1) |
| 19983 | Key Airlines Inc.: ZN |
| 19991 | America West Airlines Inc.: HP (Merged with US Airways 9/05.Stopped reporting 10/07.) |
| 19993 | Airmark Airlines Inc.: AKQ |
| 19994 | Reno Air Inc.: QQ |
| 19998 | Sierra Pacific Airlines: SI |
| 20002 | Morris Air Corporation: KN |
| 20006 | Capitol Air Express Inc.: CPQ |
| 20007 | Atlas Air Inc.: 5Y |
| 20017 | Continental Micronesia: CS |
| 20019 | Private Jet Expeditions: 5J (1) |
| 20020 | Eagle Airlines: V9 |
| 20042 | Southern Air Transport Inc.: SAQ |
| 20046 | Air Wisconsin Airlines Corp: ZW |
| 20050 | Worldwide Airlines Services: WA |
| 20051 | USAfrica Airways Inc.: E8 |
| 20057 | Evergreen International Inc.: EZ |
| 20074 | Renown Aviation: REQ |
| 20088 | Tower Air Inc.: FF |
| 20093 | Custom Air Transport: CTQ |
| 20095 | World Airways Inc.: WO (1) |
| 20097 | Prestige Airways: OI |
| 20099 | Laker Airways Inc.: 6F (1) |
| 20100 | Polar Air Cargo Airways: PO |
| 20102 | Pacific International Airlines Inc.: SFQ |
| 20106 | Sunworld International Airlines: SM |
| 20107 | Federal Express Corporation: FX |
| 20108 | Northern Air Cargo Inc.: NC |
| 20125 | Panagra Airways: PNQ |
| 20129 | Sky Trek International Airlines: 1I |
| 20142 | Flagship Airlines Inc.: 8N |
| 20143 | Kiwi International: KP |
| 20146 | Sun Pacific International: SPQ |
| 20147 | TransMeridian Airlines: T9 |
| 20149 | Florida West Airlines Inc.: PRQ |
| 20151 | Amerijet International: M6 |
| 20166 | Gulf And Caribbean Cargo: GFQ |
| 20169 | Lynden Air Cargo Airlines: L2 |
| 20170 | Mesaba Airlines: XJ |
| 20173 | Kitty Hawk International: CDQ |
| 20177 | Asia Pacific: PFQ |
| 20178 | Lorair Ltd.: LOQ |
| 20190 | Southern Air Inc.: 9S |
| 20191 | Fine Airlines Inc.: FNQ |
| 20193 | Gemini Air Cargo Airways: GR |
| 20194 | Arrow Air Inc.: JW |
| 20195 | Sky Lease Cargo: WI |
| 20201 | Ameristar Air Cargo: AMQ |
| 20203 | Falcon Air Express: FCQ |
| 20204 | Champion Air: MG |
| 20207 | TEM Enterprises dba Avelo Airlines: XP |
| 20211 | Trans World Airways LLC: TW |
| 20218 | Express One International Inc.: JKQ |
| 20224 | Katmai Air: KAT |
| 20225 | Peninsula Airways Inc.: KS |
| 20226 | Spernak Airways Inc.: SNK |
| 20235 | Conner Air Lines Inc.: 4S (1) |
| 20237 | Trans States Airlines: AX |
| 20243 | Valujet Airlines Inc.: J7 |
| 20251 | Westair Airlines Inc.: OE |
| 20253 | Cape Air: 9K |
| 20254 | Colgan Air: 9L |
| 20258 | Big Sky Airlines Inc.: GQ |
| 20263 | Empire Airlines Inc.: EM |
| 20265 | Freedom Airlines d/b/a HP Expr: F8 |
| 20269 | Allegheny Airlines: HRZ |
| 20272 | Kenmore Air Harbor: KAH |
