| 1 | TNM | Tiara Air N.V. dba Tiara Air Aruba | IATA: 3P, Callsign: Tiara, IATA Prefix: 253, Declared bankrupt on 28 November 2016. | ARU | AVCODES |
| 2 | TNM | Tiara Air | IATA: 3P | | ICAO1 |
| 3 | TNM | Texas-New Mexico Ry. Co. | 1/1975 | | NAKINA |
| 4 | TNM | Missouri Pacific R.R. Co. | 1/1980 | | NAKINA |
| 5 | TNM | Missouri Pacific System | eliminated 7/1984; eliminated 1/1990 | | NAKINA |
| 6 | TNM | Union Pacific R.R. Co. | added 7/1990; 1/1994-7/2005 | | NAKINA |
| 7 | TNM | Texas-New Mexico Ry. Co. | Jan-75 | | NRHS |
| 8 | TNM | Missouri Pacific R.R. Co. | Jan-80 | | NRHS |
| 9 | TNM | Missouri Pacific System | eliminated 7/84; eliminated 1/90 | | NRHS |
| 10 | TNM | Union Pacific R.R. Co. | added 7/90; 1/94-7/2000 | | NRHS |
| 11 | TNM | UNION PACIFIC RAILROAD CO. [MISSOURI PACIFIC RR; TEXAS & NEW MEXICO RY.] | | | PWRC |
| 12 | TNM | Missouri Pacific Railroad | | | RSRV |
| 13 | TNMA | TRANSPORTES MARTINEZ | | | SCAC4 |
| 14 | TNMB | TRANSMOBILE, INC | | | SCAC1 |
| 15 | TNMB | TRANSMOBILE INC | | | SCAC4 |
| 16 | TNMC | TRANS MATIC INC | | | SCAC4 |
| 17 | TNMI | TRANSPORT MAPI INC | | | SCAC4 |
| 18 | TNMJ | TRANSCIMA S DE RL DE CV | | | SCAC4 |
| 19 | TNMM | TRANSPORT MCI | | | SCAC4 |
| 20 | TNMO | Texas, New Mexico, & Oklahoma Coaches | | USA | TRAFFIC |
| 21 | TNMP | THREE NATIONS TRADING LLC | | | SCAC4 |
| 22 | TNMQ | TIONG NAM LOGISTICS (S) PTE LTD | | | SCAC4 |
| 23 | TNMR | Texas & New Mexico Division, Austin & Northwestern R.R. Co., Inc. | added 1/1990; 1/1994-7/2005 | | NAKINA |
| 24 | TNMR | Texas & New Mexico Division, Austin & Northwestern R.R. Co., Inc. | added 1/90; 1/94-7/2000 | | NRHS |
| 25 | TNMR | AUSTIN & NORTHWESTERN RR. CO., LTD., TEXAS & NEW MEXICO RAILROAD CO. DIV. | | | PWRC |
| 26 | TNMR | Texas-New Mexico Railroad (Austin and Northwestern Railroad) | | | RSRV |
| 27 | TNMR | Texas & New Mexico Division, Austin & Northwestern R.R. Co., Inc. | | USA | TRAFFIC |
| 28 | TNMS | TRANSCARIBBEAN MARITIME SERN | | | PWRC |
| 29 | TNMT | T & M TRANSFER COMPANY INC | | | SCAC4 |
| 30 | TNMU | TRANSPORTATION COMPANY TRANS MERIDIAN | | RUS | BIC |
| 31 | TNMU | TRANS MERIDIAN | | | SCAC4 |
| 32 | TNMV | TECNICA INDUSTRIAL DE NORTEAMERICA | | | SCAC4 |
| 33 | TNMY | TRANS MAYFLOWER LLC | | | SCAC4 |