| 2201 | TCXY | TITANIC TRANSPORT | | | SCAC4 |
| 2202 | TCY | Twin Cities Air Service, Inc. | Callsign: Twin City, | USA | AVCODES |
| 2203 | TCY | Travel City Direct | | GB | AVCODES |
| 2204 | TCY | Twin Cities Air Service | | | ICAO1 |
| 2205 | TCYA | TRI-COUNTY TRANSPORT INC | | | SCAC4 |
| 2206 | TCYB | TRI COUNTY BUS INC | | | SCAC3 |
| 2207 | TCYC | TWIN CITY CONSTRUCTION | | | SCAC3 |
| 2208 | TCYD | TRI-COUNTY DELIVERY SERVICE | | | SCAC3 |
| 2209 | TCYE | TRI-COUNTY EXPRESS INC | | | SCAC3 |
| 2210 | TCYG | TRANS COUNTRY MOVING AND STORAGE | | | SCAC3 |
| 2211 | TCYH | TRI-STATE RECYCLING SERVICES INC | | | SCAC4 |
| 2212 | TCYI | TRANS COUNTY INC | | | SCAC3 |
| 2213 | TCYI | T & C WHOLESALE INC | | | SCAC4 |
| 2214 | TCYJ | TRI-CITY TRANSPORT LLC | | | SCAC4 |
| 2215 | TCYK | TRI COUNTY GASMAN INC | | | SCAC4 |
| 2216 | TCYL | TRI-CITY OIL CO INC | | | SCAC4 |
| 2217 | TCYM | TRI-CITY MOVING & STORAGE | | | SCAC3 |
| 2218 | TCYM | TRANSPORTACION Y MANIOBRAS S R L DE | | | SCAC4 |
| 2219 | TCYN | TRACY TRANSPORTATION | | | SCAC3 |
| 2220 | TCYN | TRANSPORT CANYON INC | | | SCAC4 |
| 2221 | TCYR | TRACY TRANSPORT | | | SCAC3 |
| 2222 | TCYR | TRANSPORT D ST-CYR INC | | | SCAC4 |
| 2223 | TCYT | TOWER CITY TRANSPORT | | | SCAC3 |
| 2224 | TCYV | TRI COUNTY TRANSPORTATION | | | SCAC4 |
| 2225 | TCYW | TRI-COUNTY ENTERPRISES INC | | | SCAC4 |
| 2226 | TCZ | TEXACO CHEMICAL | | | PWRC |
| 2227 | TCZA | TRANSPORTES CAZARES | | | SCAC4 |
| 2228 | TCZC | TECHNOLOGIES CT-ZOOM INC | | | SCAC4 |
| 2229 | TCZEW | | | | TRAFFIC |
| 2230 | TCZG | TRU-CUT SHARPENING | | | SCAC4 |
| 2231 | TCZI | TURNER CARTAGE INC | | | SCAC4 |
| 2232 | TCZL | TURF CARE PRODUCTS CANADA LTD | | | SCAC4 |
| 2233 | TCZM | TRICERA COMPUTER LIMITED | | | SCAC4 |
| 2234 | TCZO | TRANSPORTES EL CENIZO SA DE CV | | | SCAC4 |
| 2235 | TCZP | TRC TRANSPORT LLC | | | SCAC4 |
| 2236 | TCZR | TRANSPORTES COLLAZO & RIVERA | | | SCAC3 |
| 2237 | TCZU | (TCSZ) TRIPLE CROWN SERVICES COMPANY | | | PWRC |
| 2238 | TCZU | Triple Crown Services | | | RSRV |
| 2239 | TCZU | TRIPLE CROWN SERVICES, INC. | | | SCAC3 |
| 2240 | TCZV | TRANSPORTES CRUZ CORDOVA | | | SCAC4 |
| 2241 | TCZY | TARCZY, R S TRUCKING | | | SCAC4 |
| 2242 | TD | Tulip Air B.V. | ICAO: TLP, Callsign: Tulipair, | NL | AVCODES |
| 2243 | TD | Atlantis European Airways | ICAO: ALS, Callsign: Atlantis Liner, ICAO Designator changed to LUR. Designator TD reinstated by IATA | AM | AVCODES |
| 2244 | TD | TEA Italia S.p.A. | ICAO: TEI, | I | AVCODES |
| 2245 | TD | GTI Havayollari A.S. Airlines, Inc. | ICAO: NTL, Callsign: Air Anatolia, Name changed to Air Anatolia (Anadolu Havacilik A.S.) | TR | AVCODES |
| 2246 | TD | Atlantis European Airways LLC | ICAO: LUR, Callsign: Atlantis Liner, ICAO Designator changed from ALS. Designator TD reinstated by IATA | AM | AVCODES |
| 2247 | TD | Transporte Aéreo de Carga, S.A. | Callsign: Transcarga, | YV | AVCODES |
| 2248 | TD | USAC Airways 695, LLC | ICAO: BLK, Callsign: Aero Black, Wholly owned subsidiary of Aero Technologies, Inc. | USA | AVCODES |
| 2249 | TD | Tbilisi Airways Ltd. | ICAO: TBC, Callsign: Tbilisi, | GE | AVCODES |
| 2250 | TDA | Transcarga, S.A. | Callsign: Transcarga, | CR | AVCODES |
| 2251 | TDA | TOA Domestic Airlines | IATA: JD, Callsign: Toadomes, IATA Prefix: 234, Name changed to Japan Air System Co., Ltd. | J | AVCODES |
| 2252 | TDA | Trend Aviation LLC | Callsign: Trend Air, | USA | AVCODES |
| 2253 | TDA | Toa Domestic Airlines | | J | TRAFFIC |
| 2254 | TDAA | TRANSPORTES A A | | | SCAC4 |
| 2255 | TDAB | TRANSPORTES DIENIC SA DE CV | | | SCAC4 |
| 2256 | TDAC | TORONTO DRYDOCK LIMITED | | | SCAC4 |
| 2257 | TDAD | TRINIDAD FREIGHT SERVICE | | | SCAC3 |
| 2258 | TDAD | TRANSPORTES DEL LA CRUZ QUIROZ S A | | | SCAC4 |
| 2259 | TDAE | TELL DAT ENTERPRISES LLC | | | SCAC4 |
| 2260 | TDAF | TRANSPORT DENEAULT & FRERES INC | | | SCAC3 |
| 2261 | TDAG | TRANSPORT DAUTO ELEGANCE INC | | | SCAC4 |
| 2262 | TDAI | TRANSPORT STE-DAI INC | | | SCAC4 |
| 2263 | TDAJ | TRANSPORT DANJOU | | | SCAC3 |
| 2264 | TDAL | TRANSPORTES DEL ANGEL | | | SCAC4 |
| 2265 | TDAM | TRANSPORT DAMAJAN INC | | | SCAC4 |
| 2266 | TDAN | TRANSPORT DANY YOUNG | | | SCAC4 |
| 2267 | TDAP | THREE D (3-D) AUTO PARTS LTD | | | SCAC4 |
| 2268 | TDAQ | TABOR CORPORATION | | | SCAC3 |
| 2269 | TDAQ | TORONTO DRIVE-AWAY SERVICE (NATIONW | | | SCAC4 |
| 2270 | TDAR | TRANDAR INC | | | SCAC3 |
| 2271 | TDAS | TED & STANS TOWING SERVICE INC | | | SCAC3 |
| 2272 | TDAS | TREMBLAY, DANY | | | SCAC4 |
| 2273 | TDAT | TODAYS TRUCKING INC | | | SCAC3 |
| 2274 | TDAU | TRIDENT LINE SHIPPING AND LOGISTICS LLC | | UAE | BIC |
| 2275 | TDAV | TEAM DRIVE AWAY INC | | | SCAC4 |
| 2276 | TDAW | TIRED DAWG ENTERPRISES | | | SCAC4 |
| 2277 | TDAY | TODAY TRANSPORTATION INC | | | SCAC3 |
| 2278 | TDAY | TODAY DELIVERY SERVICE | | | SCAC4 |
| 2279 | TDB | Welch Aviation, Inc. | Callsign: Thunder Bay, | USA | AVCODES |
| 2280 | TDB | Welch Aviation | | | ICAO1 |
| 2281 | TDBB | TRANSPORTES DEL TORO | | | SCAC4 |
| 2282 | TDBC | TINGLE DISTRIBUTING CO INC | | | SCAC3 |
| 2283 | TDBG | TRIPLE D BROKERAGE INC (BROKERAGE D | | | SCAC4 |
| 2284 | TDBI | T D AND M TRANSPORT INC | | | SCAC4 |
| 2285 | TDBJ | THRIFT DELIVERY SERVICE | | | SCAC4 |
| 2286 | TDBK | TDS BROKERAGE SERVICES | | | SCAC3 |
| 2287 | TDBK | TRITURADOS Y BLOCK SA DE CV | | | SCAC4 |
| 2288 | TDBL | THUNDERBOLT TRANSPORTATION INC | | | SCAC3 |
| 2289 | TDBM | TRI DELTA BUILDING MATERIALS CO INC | | | SCAC3 |
| 2290 | TDBN | TRITON DISTRIBUTION SERVICES INC | | | SCAC3 |
| 2291 | TDBO | TRANSPORT DBML | | | SCAC4 |
| 2292 | TDBP | THUNDERBIRD PACIFIC,INC | | | SCAC3 |
| 2293 | TDBQ | TDS AUTOMOTIVE CANADA INC | | | SCAC4 |
| 2294 | TDBR | THUNDERBIRD TRANSPORTATION LTD | | | SCAC3 |
| 2295 | TDBR | TRANSPORTES DON BETO | | | SCAC4 |
| 2296 | TDBS | TANDEM DISTRIBUTION SERVICES INC | | | SCAC3 |
| 2297 | TDBT | TAYLOR, DARRYL B TRANSPORTATION INC | | | SCAC3 |
| 2298 | TDBT | TRANSPORT DANY BOULANGER INC | | | SCAC4 |
| 2299 | TDBV | T & D BUS SERVICE | | | SCAC3 |
| 2300 | TDBV | TRANSPORT DANIEL PERREAULT INC | | | SCAC4 |
