| 6701 | TNKI | TNK TRANSPORTATION SERVICES LLC | | | SCAC4 |
| 6702 | TNKJ | T N T TRUCKING | | | SCAC4 |
| 6703 | TNKK | TEN-K TRUCKING INC | | | SCAC4 |
| 6704 | TNKM | TONKA MOVING PA INC | | | SCAC4 |
| 6705 | TNKP | TANKERSKA PLOVIDBA | | | SCAC4 |
| 6706 | TNKQ | TANK TRANSPORT INC | | | SCAC4 |
| 6707 | TNKR | TANK CARRIER SERVICES INC | | | SCAC4 |
| 6708 | TNKS | TARTAN TRUCKING DRUMHELLER LTD | | | SCAC4 |
| 6709 | TNKT | TONKA TRUCKING | | | SCAC1 |
| 6710 | TNKU | TANKONE B.V. | | NL | BIC |
| 6711 | TNKW | TRANSPORTES NISHIKAWA | | | SCAC4 |
| 6712 | TNL | Tengeriyn Ulaach Shine Co. Ltd. | Callsign: Sky Horse, | MGL | AVCODES |
| 6713 | TNL | Tengeriyn Ulaach Shine | | | ICAO1 |
| 6714 | TNL | THOMAS NORRIS LIMITED | | | SCAC4 |
| 6715 | TNLB | TRANS-NATIONAL LOGISTICS LLC | | | SCAC4 |
| 6716 | TNLD | TRANSPORT LDC INC | | | SCAC4 |
| 6717 | TNLH | TRUE NORTH LOG HOMES INC | | | SCAC4 |
| 6718 | TNLI | TRI-NATIONAL LOGISTICS INC | | | SCAC4 |
| 6719 | TNLK | TRANSLINK INC | | | SCAC4 |
| 6720 | TNLL | TRANSNATIONAL LOGISTICS CORP | | | SCAC4 |
| 6721 | TNLM | TERRA NOVA LOGISTICS LLP | | | SCAC4 |
| 6722 | TNLN | TENN-CAL TRANSPORTATION LLC | | | SCAC4 |
| 6723 | TNLP | TRANSPORT NELSON LAPIERRE INC | | | SCAC4 |
| 6724 | TNLR | TRANSPORT LAROSE | | | SCAC4 |
| 6725 | TNLS | TITAN LOGISTICS OF OHIO LLC | | | SCAC4 |
| 6726 | TNLT | TRANSPORT LOGISTICS (A DIV OF TRANS | | | SCAC4 |
| 6727 | TNLU | TRANSLIQUIDS CO LTD | | | SCAC4 |
| 6728 | TNLV | TRANSTOLVAS SA DE CV | | | SCAC4 |
| 6729 | TNLY | TECHNOALPIN | | | SCAC4 |
| 6730 | TNM | Tiara Air N.V. dba Tiara Air Aruba | IATA: 3P, Callsign: Tiara, IATA Prefix: 253, Declared bankrupt on 28 November 2016. | ARU | AVCODES |
| 6731 | TNM | Tiara Air | IATA: 3P | | ICAO1 |
| 6732 | TNM | Texas-New Mexico Ry. Co. | 1/1975 | | NAKINA |
| 6733 | TNM | Missouri Pacific R.R. Co. | 1/1980 | | NAKINA |
| 6734 | TNM | Missouri Pacific System | eliminated 7/1984; eliminated 1/1990 | | NAKINA |
| 6735 | TNM | Union Pacific R.R. Co. | added 7/1990; 1/1994-7/2005 | | NAKINA |
| 6736 | TNM | Texas-New Mexico Ry. Co. | Jan-75 | | NRHS |
| 6737 | TNM | Missouri Pacific R.R. Co. | Jan-80 | | NRHS |
| 6738 | TNM | Missouri Pacific System | eliminated 7/84; eliminated 1/90 | | NRHS |
| 6739 | TNM | Union Pacific R.R. Co. | added 7/90; 1/94-7/2000 | | NRHS |
| 6740 | TNM | UNION PACIFIC RAILROAD CO. [MISSOURI PACIFIC RR; TEXAS & NEW MEXICO RY.] | | | PWRC |
| 6741 | TNM | Missouri Pacific Railroad | | | RSRV |
| 6742 | TNMA | TRANSPORTES MARTINEZ | | | SCAC4 |
| 6743 | TNMB | TRANSMOBILE, INC | | | SCAC1 |
| 6744 | TNMB | TRANSMOBILE INC | | | SCAC4 |
| 6745 | TNMC | TRANS MATIC INC | | | SCAC4 |
| 6746 | TNMI | TRANSPORT MAPI INC | | | SCAC4 |
| 6747 | TNMJ | TRANSCIMA S DE RL DE CV | | | SCAC4 |
| 6748 | TNMM | TRANSPORT MCI | | | SCAC4 |
| 6749 | TNMO | Texas, New Mexico, & Oklahoma Coaches | | USA | TRAFFIC |
| 6750 | TNMP | THREE NATIONS TRADING LLC | | | SCAC4 |
| 6751 | TNMQ | TIONG NAM LOGISTICS (S) PTE LTD | | | SCAC4 |
| 6752 | TNMR | Texas & New Mexico Division, Austin & Northwestern R.R. Co., Inc. | added 1/1990; 1/1994-7/2005 | | NAKINA |
| 6753 | TNMR | Texas & New Mexico Division, Austin & Northwestern R.R. Co., Inc. | added 1/90; 1/94-7/2000 | | NRHS |
| 6754 | TNMR | AUSTIN & NORTHWESTERN RR. CO., LTD., TEXAS & NEW MEXICO RAILROAD CO. DIV. | | | PWRC |
| 6755 | TNMR | Texas-New Mexico Railroad (Austin and Northwestern Railroad) | | | RSRV |
| 6756 | TNMR | Texas & New Mexico Division, Austin & Northwestern R.R. Co., Inc. | | USA | TRAFFIC |
| 6757 | TNMS | TRANSCARIBBEAN MARITIME SERN | | | PWRC |
| 6758 | TNMT | T & M TRANSFER COMPANY INC | | | SCAC4 |
| 6759 | TNMU | TRANSPORTATION COMPANY TRANS MERIDIAN | | RUS | BIC |
| 6760 | TNMU | TRANS MERIDIAN | | | SCAC4 |
| 6761 | TNMV | TECNICA INDUSTRIAL DE NORTEAMERICA | | | SCAC4 |
| 6762 | TNMY | TRANS MAYFLOWER LLC | | | SCAC4 |
| 6763 | TNNC | TANNER INDUSTRIES INC | | | SCAC4 |
| 6764 | TNNF | TRANSPLACE INTERNATIONAL INC | | | SCAC4 |
| 6765 | TNNG | TRANS NINE NINE (99) LOGISTICS | | | SCAC4 |
| 6766 | TNNI | TENNIS MOVING & STORAGE | | | SCAC4 |
| 6767 | TNNL | TRANS NINE NINE (99) LOGISTICS SYST | | | SCAC4 |
| 6768 | TNNN | TRANS-NATIONAL CARRIERS | | | SCAC4 |
| 6769 | TNNO | TRI-SONS TRANSPORTATION, INC | | | SCAC1 |
| 6770 | TNNO | TRI-SONS TRANSPORTATION INC | | | SCAC4 |
| 6771 | TNNP | TRANSPORT NORMAND PAUZE INC | | | SCAC4 |
| 6772 | TNNR | TRICON TRANSPORTATION INC | | | SCAC4 |
| 6773 | TNNV | TENNESSEE VALLEY RECYCLING LLC | | | SCAC4 |
| 6774 | TNNW | TWO ZERO NINE ONE SIX THREE THREE ( | | | SCAC4 |
| 6775 | TNO | Aerotransporte de Carga Union, S.A. de C.V. | IATA: 6R, Callsign: Aerounion, IATA Prefix: 873, Founded on 05 March 1998. | MEX | AVCODES |
| 6776 | TNO | Aerotransporte de Carga Union | | | ICAO1 |
| 6777 | TNO | Texas & New Orleans R.R. | 10/1957-4/1961 | | NAKINA |
| 6778 | TNO | Texas & New Orleans R.R. | 10/57-4/61 | | NRHS |
| 6779 | TNO | UNION PACIFIC RAILROAD [SOUTHERN PACIFIC TRANSP. CO.; TEXAS & NEW ORLEANS RR] | | | PWRC |
| 6780 | TNO | Texas and New Orleans Railroad (Union Pacific Railroad) | | | RSRV |
| 6781 | TNO | Texas and New Orleans Railroad | | USA | TRAFFIC |
| 6782 | TNOA | TRANSOIL TRANSPORTATION | | | SCAC4 |
| 6783 | TNOB | TINIO CORPORATION | | | SCAC4 |
| 6784 | TNOD | TENOLD TRANSPORTATION LP | | | SCAC4 |
| 6785 | TNOG | TRANSPORTATION SOLUTIONS & TRADING | | | SCAC4 |
| 6786 | TNOH | TRANS NORTH INC738 E STREET | | | SCAC4 |
| 6787 | TNOL | TRANSPORTES LOBO | | | SCAC4 |
| 6788 | TNOM | TRANSPORT NORMAND BOUTIN | | | SCAC4 |
| 6789 | TNOO | TRUE NORTH VIDEO | | | SCAC4 |
| 6790 | TNOR | TRANSPORT NORJAC ENR | | | SCAC4 |
| 6791 | TNOR | Trenord | | I | TRAFFIC |
| 6792 | TNOT | TRANSCO INC | | | SCAC4 |
| 6793 | TNOU | TANCO INTERNATIONAL (97) LTD. | | IL | BIC |
| 6794 | TNOU | TANCO INTERNATIONAL (97) LTD | | | SCAC4 |
| 6795 | TNOW | TARNOW ELECTRIC SUPPLY CO | | | SCAC4 |
| 6796 | TNOWAK | Transport Benedykt Nowak | | PL | TRAFFIC |
| 6797 | TNOX | TEXAS NORTH ORIENT RAILROAD | | | PWRC |
| 6798 | TNP | Transalp | Callsign: Transalp, | I | AVCODES |
| 6799 | TNP | Transped Aviation GmbH | Callsign: Transped, Ceased operations. | A | AVCODES |
| 6800 | TNP | Transped Aviation | | | ICAO1 |
