| 5201 | BIMV | BRYTOR INTERNATIONAL MOVING INC | | | SCAC4 |
| 5202 | BIMW | BATIS MARITIME CORPORATION | | | SCAC3 |
| 5203 | BIMY | BUSINESS INTERIORS & MOVING SERVICE | | | SCAC4 |
| 5204 | BIN | Boise Interagency Fire Center | Callsign: Bison-Air, | USA | AVCODES |
| 5205 | BIN | Boise Interagency Fire Center | | | ICAO1 |
| 5206 | BINA | BERMAN INTERNATIONAL TRANSPORTATION | | | SCAC3 |
| 5207 | BINA | BINACO ASPHALT PRODUCTS | | | SCAC4 |
| 5208 | BINB | BEIER INC | | | SCAC3 |
| 5209 | BINB | BEIER INC | | | SCAC4 |
| 5210 | BINC | BISON FREIGHT COMPANY (DIV OF TWIN | | | SCAC3 |
| 5211 | BINC | BELOIN, JEAN-LUC INC | | | SCAC4 |
| 5212 | BIND | BINDER, JIM TRUCKING | | | SCAC4 |
| 5213 | BINE | BIRMINGHAM-NASHVILLE EXPRESS, INC | | | SCAC3 |
| 5214 | BINE | BIRMINGHAM-NASH | | | SCAC4 |
| 5215 | BINF | BRIAN FORWARDING COMPANY INC | | | SCAC3 |
| 5216 | BING | BINGHAMTON-ITHACA EXPRESS, INC | | | SCAC3 |
| 5217 | BING | BINGHAMTON-ITHACA EXPRESS INC | | | SCAC4 |
| 5218 | BINH | BINGHAM TRUCKING INC | | | SCAC3 |
| 5219 | BINJ | BIG INJUN INC | | | SCAC3 |
| 5220 | BINJ | BINATIONAL TRUCKING | | | SCAC4 |
| 5221 | BINK | BRINK TRUCK LINES | | | SCAC3 |
| 5222 | BINL | BEKINS INTERNATIONAL LINES INC | | | SCAC3 |
| 5223 | BINM | BEAMCO INC | | | SCAC4 |
| 5224 | BINO | BRIDON INTERNATIONAL | | | SCAC4 |
| 5225 | BINP | BECOM INTERNATIONAL INC | | | SCAC4 |
| 5226 | BINQ | BURLINGTON LIVESTOCK TRUCKING INC | | | SCAC3 |
| 5227 | BINQ | BUYNINK INC | | | SCAC4 |
| 5228 | BINR | BE-TRAM INC | | | SCAC4 |
| 5229 | BINS | BINGHAM CORPORATION THE | | | SCAC3 |
| 5230 | BINT | BENNETT INTERNATIONAL TRANSPORT LLC | | | SCAC4 |
| 5231 | BINV | BINGHAM, VERNON | | | SCAC3 |
| 5232 | BINW | BINNING, INC. | | | SCAC3 |
| 5233 | BINW | BALZ INC | | | SCAC4 |
| 5234 | BINY | BAINEY, T L TRUCKING INC | | | SCAC3 |
| 5235 | BINY | BAINEY, T L INC | | | SCAC4 |
| 5236 | BIO | Bio Air Company | Callsign: Bio-Air, Founded in 1997. Ceased operations during 2002. | BIH | AVCODES |
| 5237 | BIO | Bioflight A/S | Callsign: Bioflight, | DK | AVCODES |
| 5238 | BIOA | BURKES OUTSOURCING AND RETURNS LLC | | | SCAC4 |
| 5239 | BIOB | BIOBEST CANADA LTD | | | SCAC4 |
| 5240 | BIOE | BILLOTTE INC | | | SCAC3 |
| 5241 | BIOG | BIG O TRUCKING LLC | | | SCAC4 |
| 5242 | BIOI | BIO INDUSTRIES INC | | | SCAC3 |
| 5243 | BIOI | BROEDEL OIL COMPANY LLC | | | SCAC4 |
| 5244 | BIOL | BISON LEASING INC | | | SCAC3 |
| 5245 | BIOM | BIO-MED-HU, INC | | | SCAC3 |
| 5246 | BION | BLUE IONIAN SHIPOWNERS LTD | | | SCAC3 |
| 5247 | BIOO | BRISTOL OIL COMPANY | | | SCAC4 |
| 5248 | BIOP | BIO TRANSPORT OPERATIONS | | | SCAC3 |
| 5249 | BIOR | BIL-LOR TRUCKING COMPANY | | | SCAC3 |
| 5250 | BIOS | BISON TRANSPORT | | | SCAC3 |
| 5251 | BIOS | BISON TRANSPORT | | | SCAC4 |
| 5252 | BIPD | BRIDGESTONE INDUSTRIAL PRODUCTS | | | SCAC4 |
| 5253 | BIPK | BIO-PAK INC | | | SCAC3 |
| 5254 | BIPP | BORIS SHIPPING CORPORATION | | | SCAC3 |
| 5255 | BIPX | ANAMAX, LLC | | | PWRC |
| 5256 | BIPZ | BENAROYA INDUSTRIAL PARK | | | PWRC |
| 5257 | BIQC | B.T.I., L.E. Express | | | SCAC3 |
| 5258 | BIQG | BIG T DELIVERY | | | SCAC4 |
| 5259 | BIQO | BINTUMANI OCEAN CARGO CARRIER | | | SCAC3 |
| 5260 | BIR | Bird Leasing, Inc. | Callsign: Bird Air, | USA | AVCODES |
| 5261 | BIR | Bird Leasing | | | ICAO1 |
| 5262 | BIR | BLAIRSVILLE & INDIANA RAILROAD | | | PWRC |
| 5263 | BIRA | BIRARDI MOVERS INC | | | SCAC3 |
| 5264 | BIRC | BIRKS TRANSPORTATION COMPANY | | | SCAC3 |
| 5265 | BIRCH | Birch Bros | City: London | GB | TRAFFIC |
| 5266 | BIRCT | Birmingham Corporation Transport | | GB | TRAFFIC |
| 5267 | BIRE | BIG RIG EXPRESS INC | | | SCAC3 |
| 5268 | BIRE | BIRR EXPRESS INC | | | SCAC4 |
| 5269 | BIRG | BIG RED LOGISTICS LTD | | | SCAC4 |
| 5270 | BIRH | BIG RED ENTERPRISES INC | | | SCAC3 |
| 5271 | BIRI | BI-RITE AUTO TRANSPORT INC | | | SCAC3 |
| 5272 | BIRJ | BIRK TRANSPORTATION SYSTEMS | | | SCAC3 |
| 5273 | BIRK | BIRKMIRE TRUCKING CO | | | SCAC3 |
| 5274 | BIRK | BIRKMIRE TRUCKING CO | | | SCAC4 |
| 5275 | BIRL | BIRCH LIBRALATO | | | SCAC4 |
| 5276 | BIRN | BIRD TRUCKING INC | | | SCAC3 |
| 5277 | BIRO | BIRD MOVING & STORAGE | | | SCAC3 |
| 5278 | BIRO | BIRD MOVING & STORAGE LLC | | | SCAC4 |
| 5279 | BIRQ | BLAIR, R E | | | SCAC3 |
| 5280 | BIRQ | BIRKETT FREIGHT SOLUTIONS INC | | | SCAC4 |
| 5281 | BIRR | Bellingham International R.R. LLC | 7/2000-7/2005 | | NAKINA |
| 5282 | BIRR | Bellingham International R.R. LLC | Jul-00 | | NRHS |
| 5283 | BIRR | *BIG RED EXPRESS INC. | | | PWRC |
| 5284 | BIRR | +BELLINGHAM INTERNATIONAL RAILROAD | | | PWRC |
| 5285 | BIRR | Bellingham International Railroad | | | RSRV |
| 5286 | BIRR | BELLINGHAM INTERNATIONAL RAILROAD L | | | SCAC4 |
| 5287 | BIRS | BIRDSALL INC | | | SCAC3 |
| 5288 | BIRU | BUKARA | | UAE | BIC |
| 5289 | BIRU | BARBICANO TRADING E INVESTIMENTOS S | | | SCAC4 |
| 5290 | BIRX | BRISTOL INDUSTRIAL RAILWAY | | | PWRC |
| 5291 | BIS | Irbis | Callsign: Irbis, | KZ | AVCODES |
| 5292 | BIS | British Island Airways Ltd. (BIA) | IATA: KD, Callsign: Britisland, | GB | AVCODES |
| 5293 | BIS | Sky Bishkek | Callsign: Juma Air, Ceased Operations. | KS | AVCODES |
| 5294 | BIS | Irbis Air | | | ICAO1 |
| 5295 | BIS | U.S.STEEL CORP. RAILROADS | | | PWRC |
| 5296 | BIS | BIRNIE BUS SERVICE/TOURS | | | SCAC4 |
| 5297 | BISA | BISON STEAMSHIP CORPORATION | | | SCAC3 |
| 5298 | BISB | BISHOP BROTHERS GARAGE | | | SCAC3 |
| 5299 | BISB | BISSELL, BOB TRUCKING | | | SCAC4 |
| 5300 | BISF | BURRIS ENTERPRISES INC | | | SCAC3 |
