| 101 | TAAO | TRACOMSA SA CV | | | SCAC4 |
| 102 | TAAQ | T A A ALTERNATIVE INC | | | SCAC3 |
| 103 | TAAT | T & A TRANSPORT | | | SCAC4 |
| 104 | TAAU | TIMESCAN LOGISTICS (INDIA) LIMITED | | IND | BIC |
| 105 | TAAV | TRANSPORTES AVELAIS ALARCON, SA DE | | | SCAC4 |
| 106 | TAB | TABA, Transportes Aereos Da Bacia Amazonica, S.A. | Callsign: Taba, Founded in 1976. Ceased operations during 1999. | BR | AVCODES |
| 107 | TAB | Tågfrakt AB | 1996 - | S | svenska-lok.se |
| 108 | TAB | Tågfrakt AB | 1996 - | S | TRAFFIC |
| 109 | TAB | Tågfrakt AB | | SE | VKM |
| 110 | TABA | TRANSPORTES BAJA | | | SCAC4 |
| 111 | TABB | TRANSPORT A B | | | SCAC4 |
| 112 | TABC | TAB DELIVERY SERVICE | | | SCAC3 |
| 113 | TABC | TRANSPORT ALAIN BORDELEAU INC | | | SCAC4 |
| 114 | TABD | TABOR, DAROLD R INC | | | SCAC3 |
| 115 | TABD | TRIPLE A BUILDING CENTER | | | SCAC4 |
| 116 | TABE | TRANSPORT EASTERN INC | | | SCAC4 |
| 117 | TABF | TRANSPORTES AS | | | SCAC4 |
| 118 | TABG | TORRES ALEJO, LUIS FELIPE | | | SCAC4 |
| 119 | TABH | TABENKEN CORPORATION, THE | | | SCAC3 |
| 120 | TABI | TABS INC | | | SCAC3 |
| 121 | TABI | TABS INC | | | SCAC4 |
| 122 | TABK | TRANS-ATLANTIC BULK SHIPPING LTD | | | SCAC3 |
| 123 | TABL | T A B LEASING INC | | | SCAC3 |
| 124 | TABM | TRANS-ATLANTIC AGENCIES INC, BALTIM | | | SCAC3 |
| 125 | TABM | TRANS-ATLANTIC AGENCIES INC, BALTIM | | | SCAC4 |
| 126 | TABO | TABOR, BEN TRUCKING | | | SCAC4 |
| 127 | TABP | TAB TRANSPORTATION INC | | | SCAC3 |
| 128 | TABQ | TRANSPORT A B SERA INC | | | SCAC3 |
| 129 | TABQ | TRANSPORT ALAIN BOLDUC ENR | | | SCAC4 |
| 130 | TABR | TAB TRANSPORTATION, INC | | | SCAC3 |
| 131 | TABR | TAB TRANSPORTATION INC | | | SCAC4 |
| 132 | TABS | TABLOID SHIPPERS INC | | | SCAC3 |
| 133 | TABU | STOLT TANK CONTAINERS LEASING LTD | | BM | BIC |
| 134 | TABU | TABY SCHIFFAHRTS- UND SPEDITIONS GM | | | SCAC4 |
| 135 | TABV | TRI ALEXANDER TRANSPORTATION, INC. | | | SCAC4 |
| 136 | TABX | Theobald Animal By-Products Refinery | 7/1930-7/1932; 7/1937 (not listed) | | NAKINA |
| 137 | TABX | THEOBALD ANIMAL BY-PRODUCTS REFINERY | | | PWRC |
| 138 | TABY | WALTER TABY SPEDITION | | | PWRC |
| 139 | TAC | Turbot Air Cargo | Callsign: Turbot, | SN | AVCODES |
| 140 | TAC | Thai Airways Co. Ltd. | IATA: TH, Callsign: Thai Air, Merged into Thai International | T | AVCODES |
| 141 | TAC | Thia Aviation Academy | Callsign: Tauras, | T | AVCODES |
| 142 | TAC | Turbot Air Cargo | | | ICAO1 |
| 143 | TACC | TAYLOR, CHAS C | | | SCAC3 |
| 144 | TACD | TRAMMELL CROW DISTRIBUTION CORP OF | | | SCAC3 |
| 145 | TACD | TRANSPORTES KRONOS | | | SCAC4 |
| 146 | TACE | TRANSPORTES ACOSTA GULUARTE | | | SCAC4 |
| 147 | TACF | T A C INC | | | SCAC3 |
| 148 | TACF | TRANSPORT ARMAND CARRIER & FILS INC | | | SCAC4 |
| 149 | TACG | TAC LOGISTICS INC | | | SCAC4 |
| 150 | TACH | TACOMA HAULING CO INC | | | SCAC3 |
| 151 | TACH | TACOMA HAULING CO INC | | | SCAC4 |
| 152 | TACHI | Tachikawa Bus | belongs to the Odakyu Group | J | TRAFFIC |
| 153 | TACJ | TRANSPORT AMERICAN COMMODITIES | | | SCAC3 |
| 154 | TACJ | TRANSPORT C J M P INC | | | SCAC4 |
| 155 | TACK | TACKNEYS EXPRESS | | | SCAC3 |
| 156 | TACL | TRANSCORD LEASING INC | | | SCAC3 |
| 157 | TACL | TRANS ATLANTIC CONTAINER LINES | | | SCAC4 |
| 158 | TACM | TRANSPORT AMERICA CORPORATION | | | SCAC3 |
| 159 | TACM | TRANSPORT AJ CUMING INC | | | SCAC4 |
| 160 | TACN | TRANSCORPS ENTERPRISES INC | | | SCAC3 |
| 161 | TACN | TRANSCORPS XPRESS COMPANY | | | SCAC4 |
| 162 | TACO | TACOMA TOWING INC | | | SCAC3 |
| 163 | TACO | TRANSAMERICAN CARGO LINE | | | SCAC4 |
| 164 | TACP | TRACY TRUCKING CO | | | SCAC3 |
| 165 | TACP | TRANSPORTES SANTA CATALINA | | | SCAC4 |
| 166 | TACQ | TERRA COTTA TRUCK SERVICE INC | | | SCAC3 |
| 167 | TACQ | TRANSPORT COLLIN PAGE INC | | | SCAC4 |
| 168 | TACR | TOWN & COUNTRY RENTING & LEASING IN | | | SCAC3 |
| 169 | TACR | TAMAULIPAS CRUCE INTERNACIONAL DE C | | | SCAC4 |
| 170 | TACT | TRANSPORTES ACOSTA | | | SCAC4 |
| 171 | TACU | EAST CIRCLE INVESTMENT COPR | | PA | BIC |
| 172 | TACU | WASTACO | | | SCAC3 |
| 173 | TACU | EAST CIRCLE INVESTMENT CORP | | | SCAC4 |
| 174 | TACV | TARRANT AIR CARGO INC | | | SCAC3 |
| 175 | TACV | TRANSPORT GUY BISSON & FILS INC | | | SCAC4 |
| 176 | TACW | TASTY-TOPPINGS INC | | | SCAC4 |
| 177 | TACX | Transport Arts Corp. | added 4/1972; 1/1975-1/1980; eliminated 4/1988 | | NAKINA |
| 178 | TACX | The American Coal Sales Co. | 7/2000-7/2005 (not listed) | | NAKINA |
| 179 | TACX | The Andrews Companies, LLC | added 7/2007 | | NAKINA |
| 180 | TACX | Transport Arts Corp. | added 4/72; 1/75-1/80; eliminated 4/88 | | NRHS |
| 181 | TACX | The American Coal Sales Co. | Jul-00 | | NRHS |
| 182 | TACX | *TRANSPORT ARTS CORP. | | | PWRC |
| 183 | TACX | *AMERICAN COAL SALES COMPANY | | | PWRC |
| 184 | TACX | +THE ANDREWS COMPANIES, LLC | | | PWRC |
| 185 | TACX | Transport Arts Corporation | | | RSRV |
| 186 | TACX | THE ANDREWS COMPANIES LLC | | | SCAC4 |
| 187 | TACY | TACY'S EXPRESS, INC | | | SCAC3 |
| 188 | TACY | TRACO | | | SCAC4 |
| 189 | TACZ | TANNERY COMPANY | | | PWRC |
| 190 | TAD | Transporte Aereo Dominicano, S.A. | Callsign: Trans Dominican, | DOM | AVCODES |
| 191 | TAD | Transporte Aereo Dominicano | | | ICAO1 |
| 192 | TADB | TANDEM DISTRIBUTION INC | | | SCAC3 |
| 193 | TADB | TRANSPORTES SERBICAR SA DE CV | | | SCAC4 |
| 194 | TADC | TRANSPORTES ADC | | | SCAC4 |
| 195 | TADE | TRAIL DUSTERS EXPRESS | | | SCAC3 |
| 196 | TADE | TRANSPORTES ARANDENOS | | | SCAC4 |
| 197 | TADF | T A D FREIGHT SERVICES INC | | | SCAC3 |
| 198 | TADF | TRANSPORT A & D FORGET INC | | | SCAC4 |
| 199 | TADH | T C L | | | SCAC4 |
| 200 | TADJ | TRANSPORT ASSOCIATES LLC | | | SCAC4 |
