| 201 | TADL | T & A DELIVERY SERVICES LLC | | | SCAC4 |
| 202 | TADM | TRANS-AIR DOMESTIC INC | | | SCAC3 |
| 203 | TADM | TRENTON BRIDGE LOBSTER POUND, INC | | | SCAC4 |
| 204 | TADN | TRANSPORT DU NORD ENR | | | SCAC3 |
| 205 | TADN | TIANJIN ALPS TEDA LOGISTICS CO LTD | | | SCAC4 |
| 206 | TADO | TA DELIVERY SERVICE | | | SCAC3 |
| 207 | TADP | T A D TRANSPORTATION INC | | | SCAC4 |
| 208 | TADQ | TARGET DELIVERY CO INC | | | SCAC3 |
| 209 | TADQ | TRANSDAN INC | | | SCAC4 |
| 210 | TADR | TRANSPORT ALAIN DALLAIRE INC | | | SCAC4 |
| 211 | TADS | TAYLOR DISTRIBUTING COMPANY | | | SCAC3 |
| 212 | TADS | TAYLOR DISTRIBUTING COMPANY | | | SCAC4 |
| 213 | TADT | TRANSPORT D T | | | SCAC4 |
| 214 | TADV | TRANS-ADVO INC | | | SCAC3 |
| 215 | TADX | T.A.D. Jones & Co., Inc. | 7/1935-1/1950; 1/1952-7/1954 (not listed) | | NAKINA |
| 216 | TADX | T.A.D. Jones & Co., Inc. | 4/38-1/52 | | NRHS |
| 217 | TADX | T.A.D. JONES & CO. | | | PWRC |
| 218 | TAE | TAME Linea Aerea del Ecuador | IATA: EQ, Callsign: Tame, IATA Prefix: 269, Ceased operations on 19 May 2020. | EC | AVCODES |
| 219 | TAE | Taxi Aero Bae, S.A. de C.V. | Callsign: Taxi Baie, | MEX | AVCODES |
| 220 | TAE | TAME | IATA: EQ | | ICAO1 |
| 221 | TAE | TRAVEL AMERICA | | | SCAC4 |
| 222 | TAEA | Tangipahoa & Eastern | 1/1975-1/1980 | | NAKINA |
| 223 | TAEA | Tangipahoa & Eastern | 1/75-1/80 | | NRHS |
| 224 | TAEA | TANGIPAHOA & EASTERN | | | PWRC |
| 225 | TAEA | Tangipahoa and Eastern | | | RSRV |
| 226 | TAEA | TAEHWA AEROSEA FORWARDERS INC. | | | SCAC3 |
| 227 | TAEB | T & T LEASING INC | | | SCAC4 |
| 228 | TAEE | T & A ENTERPRISES INC | | | SCAC3 |
| 229 | TAEH | T A EXPRESS INC | | | SCAC3 |
| 230 | TAEI | TICKLE, ARTHUR ENGINEERING WORKS IN | | | SCAC3 |
| 231 | TAEI | TOOLING & EQUIPMENT INTERNATIONAL | | | SCAC4 |
| 232 | TAEJ | TEBIS AMERICA | | | SCAC4 |
| 233 | TAEL | TRANS STEEL INC | | | SCAC3 |
| 234 | TAEL | TRANSPORT AEL | | | SCAC4 |
| 235 | TAEM | TAUL EQUIPMENT INC | | | SCAC3 |
| 236 | TAEN | TASK-ENDEAVORS INC | | | SCAC4 |
| 237 | TAEO | TARGET EXPRESS INC | | | SCAC3 |
| 238 | TAEP | TRANS AMERICAN EXPRESS INC | | | SCAC3 |
| 239 | TAEP | TRANS-AMERICA EXPRESS | | | SCAC4 |
| 240 | TAEQ | TARGET EXPRESS, INC | | | SCAC3 |
| 241 | TAER | TRACY'S EXPRESS, INC | | | SCAC3 |
| 242 | TAER | TRANSPORTES AGUIRRE EXPRESS | | | SCAC4 |
| 243 | TAES | TRAILER EXPRESS | | | SCAC3 |
| 244 | TAEU | TALLINNA AUTOVEOD | | | SCAC3 |
| 245 | TAEV | TOWN AND COUNTRY SUPPLY ASSOCIATION | | | SCAC4 |
| 246 | TAEX | The Andersons | added 10/2000; 7/2005 | | NAKINA |
| 247 | TAEX | The Andersons | added 10/2000 | | NRHS |
| 248 | TAEX | THE ANDERSONS | | | PWRC |
| 249 | TAEX | The Andersons | | | RSRV |
| 250 | TAEX | ANDERSONS, THE | | | SCAC4 |
| 251 | TAF | Time Air, Inc. | IATA: KI, Callsign: Time Air, Canadian Partner | CDN | AVCODES |
| 252 | TAF | Aerea Transportes Aereos del Pacifico | | CO | AVCODES |
| 253 | TAF | THT Air Services (Pvt) Ltd | Callsign: Asia World, | BD | AVCODES |
| 254 | TAF | Topflight Aero-Services Limited | Callsign: Top Flight, | BS | AVCODES |
| 255 | TAFA | TAYLOR, F A, TRUCKING CO | | | SCAC3 |
| 256 | TAFB | TRANS-AMERICAN FREIGHT BROKERS INC | | | SCAC4 |
| 257 | TAFC | TAF DELIVERY SYSTEMS INC | | | SCAC3 |
| 258 | TAFD | TRANS AMERICAN FURNITURE DELIVERY I | | | SCAC3 |
| 259 | TAFD | TRUCKMOVEMENT.COM | | | SCAC4 |
| 260 | TAFE | TASK FORCE EXPRESS | | | SCAC3 |
| 261 | TAFF | TRANS-AIR FREIGHT SYSTEM INC | | | SCAC3 |
| 262 | TAFG | TRANS-ACT FREIGHT SERVICE | | | SCAC3 |
| 263 | TAFH | TRANSAMERICA FREIGHT | | | SCAC3 |
| 264 | TAFH | TRANSPORT FLATLINER | | | SCAC4 |
| 265 | TAFI | TRANS AMERICAN FREIGHT SYSTEM INC | | | SCAC3 |
| 266 | TAFJ | TRANSCON AMERICA LLC | | | SCAC4 |
| 267 | TAFL | TACHICK FREIGHT LINES, INC | | | SCAC3 |
| 268 | TAFP | TRANS AM FREIGHT SYSTEM | | | SCAC3 |
| 269 | TAFR | TAMIAMI FREIGHTWAYS, INC | | | SCAC3 |
| 270 | TAFS | TAYLOR, H H FEED STORE AND TRUCK LI | | | SCAC3 |
| 271 | TAFU | TERRES AUSTRALES ET ANTARCTIQUES FRANCAISES | | F | BIC |
| 272 | TAFU | TERRES AUSTRALES ET ANTARCTIQUES FR | | | SCAC4 |
| 273 | TAFY | TRACSTAR FREIGHT SYSTEMS INC | | | SCAC4 |
| 274 | TAFZ | TATMAN AFB | | | PWRC |
| 275 | TAG | TAG Aviation USA, Inc. | Callsign: TAG U-S, | USA | AVCODES |
| 276 | TAG | Orion Air, Inc. | Callsign: Tagge, | USA | AVCODES |
| 277 | TAG | TAG Aviation San Marino S.r.l. | Callsign: Tagspirit, | RSM | AVCODES |
| 278 | TAG | TAG Aviation USA | | | ICAO1 |
| 279 | TAG | Tennessee, Alabama & Georgia Ry. Co. | 1/1975-1/1980 | | NAKINA |
| 280 | TAG | Southern Ry. System | eliminated 1/1983; eliminated 1/1991 | | NAKINA |
| 281 | TAG | Norfolk Southern Ry. Co. | added 1/1991; 1/1994-7/2000 | | NAKINA |
| 282 | TAG | Norfolk Southern Ry. Co. (Norfolk Southern) | 7/2005 | | NAKINA |
| 283 | TAG | Tennessee, Alabama & Georgia Ry. Co. | 1/75-1/80 | | NRHS |
| 284 | TAG | Southern Ry. System | eliminated 1/83; eliminated 1/91 | | NRHS |
| 285 | TAG | Norfolk Southern Ry. Co. | added 1/91; 1/94-7/2000 | | NRHS |
| 286 | TAG | NORFOLK SOUTHERN [SOUTHERN; TENNESSEE, ALABAMA & GEORGIA RWY. CO.] | | | PWRC |
| 287 | TAG | Tennessee, Alabama and Georgia Railway (Norfolk Southern Railway) | | | RSRV |
| 288 | TAG | Tennessee, Alabama & Georgia Ry. Co. | | USA | TRAFFIC |
| 289 | TAGA | TAGGART AMERICAN, INC | | | SCAC3 |
| 290 | TAGA | TRANSPORTES AGL S A DE C V | | | SCAC4 |
| 291 | Tågab | Tågåkeriet i Bergslagen AB | 1994 - | S | svenska-lok.se |
| 292 | TAGAB | Tagakeriet i Bergs;agen AB | | S | TRAFFIC |
| 293 | TAGAB | Tågåkeriet i Bergslagen AB | | SE | VKM |
| 294 | TAGB | TRANSPORT GUY BOURASSA INC | | | SCAC3 |
| 295 | TAGB | TRANSPORT GUY BOURASSA INC | | | SCAC4 |
| 296 | TAGC | TAG INC | | | SCAC3 |
| 297 | TAGE | TAG CO INC | | | SCAC4 |
| 298 | TAGF | TRANS GULF INC | | | SCAC3 |
| 299 | TAGG | TAGGART TRANSPORT CO, LIMITED | | | SCAC3 |
| 300 | TAGG | TRANSPORTES AGAR | | | SCAC4 |
