| 14001 | ASZL | ASIA SHIPPING INTERNATIONAL TRANSPO | | | SCAC4 |
| 14002 | ASZM | ASL | | | SCAC4 |
| 14003 | ASZN | AMERICAN STAR CARRIER INC | | | SCAC4 |
| 14004 | ASZP | ASSURE SHIPPING | | | SCAC4 |
| 14005 | ASZQ | A-SPORTS CARRIER LLC | | | SCAC4 |
| 14006 | ASZS | ARMADORES STFANOURIOS S.A. | | | SCAC3 |
| 14007 | ASZT | ATLAS SPECIALIZED TRANSPORT INC | | | SCAC3 |
| 14008 | ASZT | ATLAS SPECIALIZED TRANSPORT INC | | | SCAC4 |
| 14009 | ASZW | ASMARA SERVICES S DE RL | | | SCAC4 |
| 14010 | ASZY | ALL SEASONS ENERGY LLC | | | SCAC4 |
| 14011 | AT | Royal Air Maroc | ICAO: RAM, Callsign: Royalair Maroc, IATA Prefix: 147, | MA | AVCODES |
| 14012 | AT | ALASKA TRAIN SHIP CORP. | | | PWRC |
| 14013 | AT | Auto Train | | | RSRV |
| 14014 | AT | Alpha Trains | | EU | TRAFFIC |
| 14015 | AT | Arriva Tog A/S | | DK | VKM |
| 14016 | ATA | Air Transport Association of America (ATA) | IATA: XD, Non-airline org. relating to the airline industry | USA | AVCODES |
| 14017 | ATA | Aerocondor Transportes Aereos Lda. | IATA: 2B, IATA Prefix: 088, ICAO designator changed to ARD | P | AVCODES |
| 14018 | ATA | Universal Air Travel Plan (UATP) | IATA: XD, Non-airline org. relating ti the airline industry | USA | AVCODES |
| 14019 | ATA | Air Transport Association | | | ICAO1 |
| 14020 | ATA | ATA KARBON MADEN NAKLİYAT DEMİRYOLU TAŞIMACILIĞI VE IŞLETMECİLİĞİ BAKIM ONARIM VE LOJİSTİK HİZMETLERİ GIDA İNŞAAT DIŞ TİCARET LİMİTED ŞİRKETİ | | TR | VKM |
| 14021 | ATAA | ATAUDES DE LA FRONTERA SA DE CV | | | SCAC4 |
| 14022 | ATAB | AMERICAN TOURS/AMERICAN SPORTSMAN G | | | SCAC3 |
| 14023 | ATAB | A-Train AB | | SE | VKM |
| 14024 | ATAC | AUTO TRUCK TRANSPORT OF CANADA INC | | | SCAC3 |
| 14025 | ATAC | ALPHA TANK CLEANING INC | | | SCAC4 |
| 14026 | ATAC | | City: Roma | I | TRAFFIC |
| 14027 | ATAD | AUTOTRANSPORTES ADECSA SA DE CV | | | SCAC4 |
| 14028 | ATAF | ALLIED TRANSCONTINENTAL FORWARDING | | | SCAC3 |
| 14029 | ATAF | Azienda Trasporti dell'Area Fiorentina | City: Firenze | I | TRAFFIC |
| 14030 | ATAG | AUSTIN TRANSPORTATION INC | | | SCAC3 |
| 14031 | ATAG | ATLANTIC COURIER & CARTAGE LTD | | | SCAC4 |
| 14032 | ATAH | AMERICAN TARA CORPORATION | | | SCAC3 |
| 14033 | ATAJ | AUTO TRANSPORT AMERICA INC | | | SCAC3 |
| 14034 | ATAK | ALLTRANS ALASKA TRUCKLINES INC | | | SCAC3 |
| 14035 | ATAL | AUTO TRANSPORTES ALANIS S A DE C V | | | SCAC4 |
| 14036 | ATAM | A TRIPLE A MOVING & STORAGE CO | | | SCAC3 |
| 14037 | ATAM | ATALMAR LIMITED | | | SCAC4 |
| 14038 | ATAN | | City: Napoli | I | TRAFFIC |
| 14039 | ATAO | ATC LOGISTICS INC | | | SCAC4 |
| 14040 | ATAP | AUTO TRANSPORTE APORTELA | | | SCAC4 |
| 14041 | ATAQ | ARCTIC TRAVELER (CANADA) LTD | | | SCAC4 |
| 14042 | ATAR | ADAMS TRANSPORTATION LLC | | | SCAC4 |
| 14043 | ATAS | ANGELIC TOURS AND SHUTTLES INC | | | SCAC4 |
| 14044 | ATAT | ALLEN TRUCK & TRAILER LEASING INC | | | SCAC3 |
| 14045 | ATAU | AMATO TRANSPORTS AFFRETEMENT | | F | BIC |
| 14046 | ATAU | ATLAS INTERMODAL TRANSPORT CO., LTD | | | SCAC3 |
| 14047 | ATAW | ANACONDA TRANSPORTATION & AMWAY TRA | | | SCAC3 |
| 14048 | ATAW | ATELIER WELMO S E N C | | | SCAC4 |
| 14049 | ATAX | Arizona Transit Assembly | 7/2005 (not listed) | | NAKINA |
| 14050 | ATAX | *ALAMEDA CORRIDOR TRANSPORTATION AUTHORITY | | | PWRC |
| 14051 | ATAX | +ARIZONA TRANSIT ASSEMBLY | | | PWRC |
| 14052 | ATAX | Arizona Transit Assembly (Alameda Corridor Transportation Authority) | | | RSRV |
| 14053 | ATAX | ARIZONA TRANSIT ASSEMBLY | | | SCAC4 |
| 14054 | ATAY | ATA TRANSPORTATION INC | | | SCAC3 |
| 14055 | ATB | Atlantair Ltd. | Callsign: Starlite, | CDN | AVCODES |
| 14056 | ATB | Atlantair Ltd. | | | ICAO1 |
| 14057 | ATB | ATCHINSON BRIDGE CO. | | | PWRC |
| 14058 | ATB | Azienda Trasporti Bergamo | City: Bergamo | I | TRAFFIC |
| 14059 | ATBA | AUTO TRANSPORTES BLANCO S A DE C V | | | SCAC4 |
| 14060 | ATBC | A & H TRUCK BROKERAGE LLC | | | SCAC4 |
| 14061 | ATBD | ACROSS THE BOARD INC | | | SCAC3 |
| 14062 | ATBD | ACROSS THE BOARD WOODWORKS | | | SCAC4 |
| 14063 | ATBE | A T C EXPRESS INC | | | SCAC3 |
| 14064 | ATBE | A T C EXPRESS INC | | | SCAC4 |
| 14065 | ATBE | Alpha Trains Belgium NV | | BE | VKM |
| 14066 | ATBF | ALVAREZ INC | | | SCAC4 |
| 14067 | ATBG | ACTION TRUCK BROKERING INC | | | SCAC3 |
| 14068 | ATBG | ATHENS STONECASTING INCORPORATED | | | SCAC4 |
| 14069 | ATBH | ALANDIA TANKER COMPANY LTD | | | SCAC3 |
| 14070 | ATBI | AUTOBUS TURISMOS RAPIDS INC | | | SCAC3 |
| 14071 | ATBI | ANTHONYS TRANSPORT BROKER SERVICES | | | SCAC4 |
| 14072 | ATBJ | A T BUS CO INC | | | SCAC3 |
| 14073 | ATBK | ASSET TRANSPORTATION INC | | | SCAC3 |
| 14074 | ATBK | AIROZA TRANSPORTATION BROKERS | | | SCAC4 |
| 14075 | ATBL | ALTOBELL TRUCKING CO | | | SCAC3 |
| 14076 | ATBM | ASSOCIATED TRANSPORTATION SERVICE I | | | SCAC3 |
| 14077 | ATBM | ASSOCIATED TRANSPORTATION SERVICE I | | | SCAC4 |
| 14078 | ATBN | ARLT TRUCKING | | | SCAC3 |
| 14079 | ATBP | ADAMS TIMBER PRODUCTS INC | | | SCAC4 |
| 14080 | ATBQ | ATHENIAN BEAUTY S A | | | SCAC3 |
| 14081 | ATBR | AMERICAN TIMBER FRAME STRUCTURES | | | SCAC3 |
| 14082 | ATBS | A TOUCH OF CLASS LIMOUSINE SERVICE | | | SCAC3 |
| 14083 | ATBS | A TWO (2) B SYSTEMS INC | | | SCAC4 |
| 14084 | ATBT | ATC TRANSPORTATION INC | | | SCAC3 |
| 14085 | ATBT | AtB Trondheim | Real: AtB | N | TRAFFIC |
| 14086 | ATBU | A-TAINER & SERVICE | | D | BIC |
| 14087 | ATBU | A-TAINER & SERVICE | | | SCAC4 |
| 14088 | ATBV | ATI | | | SCAC3 |
| 14089 | ATBV | ATL TRANSPORT INC | | | SCAC4 |
| 14090 | ATBW | AMERICAN TRANSPORTATION INC | | | SCAC3 |
| 14091 | ATBW | ALLIANCE PRODUCTION | | | SCAC4 |
| 14092 | ATBX | Lithcote Corp. | 4/1970 | | NAKINA |
| 14093 | ATBX | Lithcote Corp. | Apr-70 | | NRHS |
| 14094 | ATBX | LITHCOTE CORP. | | | PWRC |
| 14095 | ATC | Air Tanzania Corporation | IATA: TC, Callsign: Tanzania, IATA Prefix: 197, Name changed to Air Tanzania Company Ltd. ICAO callsign changed from Tango Charlie | EAT | AVCODES |
| 14096 | ATC | Air Tanzania Company Limited | IATA: TC, Callsign: Tanzania, IATA Prefix: 197, Name changed from Air Tanzania Corporation. ICAO callsign changed from Tango Charlie | EAT | AVCODES |
| 14097 | ATC | Air Tanzania Corporation | IATA: TC, Callsign: Tango Charlie, IATA Prefix: 197, ICAO callsign changed to Tanzania | EAT | AVCODES |
| 14098 | ATC | Air Tanzania | IATA: TC | | ICAO1 |
| 14099 | ATC | *ASSOCIATIONS TRAILER CAR CO | | | PWRC |
| 14100 | ATC | *AUTOTRAIN CORPORATION | | | PWRC |
