| 7101 | BLYQ | BLYTHE TRUCKING INC | | | SCAC4 |
| 7102 | BLYR | BETLEY MOTOR EXPRESS INC | | | SCAC3 |
| 7103 | BLYS | BILLYS TRUCKING | | | SCAC3 |
| 7104 | BLYS | BILLYS TRUCKING | | | SCAC4 |
| 7105 | BLYV | BILLYS MOVING | | | SCAC3 |
| 7106 | BLYW | BLYTHEWOOD TRANSPORT LLC | | | SCAC4 |
| 7107 | BLZ | Aero Barloz, S.A. de C.V. | Callsign: Aeroloz, | MEX | AVCODES |
| 7108 | BLZ | Aero Barloz | | | ICAO1 |
| 7109 | BLZ | BAUMAN LUMBER CO. | | | PWRC |
| 7110 | BLZB | BLAZER EXPRESS (DIV OF BIRK TRANSFE | | | SCAC3 |
| 7111 | BLZC | BLAZE MARITIME CORPORATION (LIBERIA | | | SCAC3 |
| 7112 | BLZD | BALDUR LTD | | | SCAC3 |
| 7113 | BLZE | BLAZER ENTERPRISES INC | | | SCAC3 |
| 7114 | BLZF | BLAZER FREIGHT LINES | | | SCAC3 |
| 7115 | BLZG | BLENZ, GEORGE | | | SCAC3 |
| 7116 | BLZL | BLATZELL TRUCK COMPANY | | | SCAC3 |
| 7117 | BLZM | BLAZE MESSENGER SERVICE INC | | | SCAC3 |
| 7118 | BLZN | BELIZE LINE LTD | | | SCAC3 |
| 7119 | BLZO | BLAZE OIL INC | | | SCAC4 |
| 7120 | BLZP | BLITZ PACK | | | SCAC3 |
| 7121 | BLZR | BLAZER TRUCK LINES INC | | | SCAC3 |
| 7122 | BLZS | BALAZS, BRIAN TRUCKING | | | SCAC3 |
| 7123 | BLZT | BALCEWICZ TRUCKING | | | SCAC3 |
| 7124 | BLZU | BLPL SINGAPORE PTE LTD | | SGP | BIC |
| 7125 | BLZU | BALAJI LOGISTICS (SINGAPORE) PTE LT | | | SCAC4 |
| 7126 | BM | Air Sicilia S.p.A. | ICAO: SIC, Callsign: Air Sicilia, Ceased operations during 2004. Name changed from Air Sicilia S.R.L. | I | AVCODES |
| 7127 | BM | Bayu Indonesia Air P.T. | ICAO: BYU, Callsign: Bayu, Designator BM recalled by IATA. Designator DD recalled by IATA | RI | AVCODES |
| 7128 | BM | Thai Flying Service | IATA designator changed to TF* | T | AVCODES |
| 7129 | BM | Societa Aero Trasporti Italiani S.p.A. (ATI) | ICAO: ATI, Callsign: ATI, Merged into Alitalia on 30 October 1994. | I | AVCODES |
| 7130 | BM | Air Sicilia S.R.L. | ICAO: SIC, Callsign: Air Sicilia, Name changed to Air Sicilia S.p.A. | I | AVCODES |
| 7131 | BM | Air Bee S.p.A. | ICAO: OBE, Suspended operations 10 September 2008. | I | AVCODES |
| 7132 | BM | Master Top Linhas Aereas Ltda | ICAO: MST, Callsign: Master, IATA Prefix: 207, | BR | AVCODES |
| 7133 | BM | British Midland Regional Ltd. d/b/a bmi Regional | ICAO: BMR, Callsign: Kittiwake, IATA Prefix: 480, Name changed to British Midland Regional Ltd. d/b/a flybmi w.e.f. 06 July 2018. | GB | AVCODES |
| 7134 | BM | British Midland Regional Ltd. d/b/a flybmi | ICAO: BMR, Callsign: Kittiwake, IATA Prefix: 480, Ceased operations on 16 February 2019. Name changed from British Midland Regional Ltd. d/b/a bmi Regional w.e.f. 06 July 2018. | GB | AVCODES |
| 7135 | BM | Bakhtar Afghan Airlines | ICAO: BFO, Callsign: Bakhtar, Founded as Bakhtar Alwatana in 1967. | AFG | AVCODES |
| 7136 | BM | ST Rail System | 7/2000 | | NAKINA |
| 7137 | BM | Boston and Maine Corp. | 7/2005 | | NAKINA |
| 7138 | BM | Boston and Maine R.R. | added 1/1984; 1/1994 | | NAKINA |
| 7139 | BM | Boston and Maine Corp. | 1/1975-1/1980 | | NAKINA |
| 7140 | BM | Boston and Maine Corp., Robert W. Meserve and Benjamin H. Lacy, Trustees | eliminated 1/1984 | | NAKINA |
| 7141 | BM | Boston and Maine R.R. | 4/1938-4/1970 | | NAKINA |
| 7142 | BM | Boston and Maine R.R. | 4/38-4/70 | | NRHS |
| 7143 | BM | Boston and Maine Corp. | 1/75-1/80 | | NRHS |
| 7144 | BM | Boston and Maine R.R. | Jan-94 | | NRHS |
| 7145 | BM | ST Rail System | Jul-00 | | NRHS |
| 7146 | BM | *ST RAIL SYSTEM | | | PWRC |
| 7147 | BM | +BOSTON & MAINE RR (PAN AM RAILWAYS FORMERLY GUILFORD RAIL SYSTEM) | | | PWRC |
| 7148 | BM | Boston and Maine Railroad (Pan Am Railways) | | | RSRV |
| 7149 | BM | BOSTON AND MAINE CORPORATION | | | SCAC4 |
| 7150 | BM | Boston and Maine | | USA | TRAFFIC |
| 7151 | BMA | British Midland Airways Ltd. d/b/a bmi | IATA: BD, Callsign: Midland, IATA Prefix: 236, Merged into British Airways. Name changed from British Midland Airways Ltd. | GB | AVCODES |
| 7152 | BMA | British Midland Airways Ltd. | IATA: BD, Callsign: Midland, IATA Prefix: 236, Name changed to British Midland Airways Ltd. d/b/a bmi. ICAO Callsign changed from British Midland. | GB | AVCODES |
| 7153 | BMA | bmi | IATA: BD | | ICAO1 |
| 7154 | BMA | Bahnmuseum Augsburg e.V. | Augsburg | D | privat-bahn.de |
| 7155 | BMA | British Midland Airways (bmi: British Midland International) | Real: BMA, BD | GB | TRAFFIC |
| 7156 | BMAA | B & M TRANSPORTATION | | | SCAC4 |
| 7157 | BMAB | B & M TRUCKING OF WNC LLC | | | SCAC4 |
| 7158 | BMAC | BELTWAY MOVERS ASSOCIATES INC | | | SCAC3 |
| 7159 | BMAC | BMA TRUCKING INC | | | SCAC4 |
| 7160 | BMAE | BO MAR ENTERPRISES INC | | | SCAC3 |
| 7161 | BMAG | BUILD MASTERS TRUCKING INC | | | SCAC4 |
| 7162 | BMAH | BERMUDA ATLANTIC LINE LTD | | | SCAC3 |
| 7163 | BMAH | BMA B V | | | SCAC4 |
| 7164 | BMAI | BAMA STAR INC | | | SCAC3 |
| 7165 | BMAI | BUSCH MARINE INC | | | SCAC4 |
| 7166 | BMAK | B & M TRANSPORTATION LLC | | | SCAC4 |
| 7167 | BMAL | BROOMALL TRUCKING INC | | | SCAC3 |
| 7168 | BMAL | BROOMALL TRUCKING INC | | | SCAC4 |
| 7169 | BMAM | BAMA TRANSPORT INC | | | SCAC3 |
| 7170 | BMAN | BALMAIN, THOMAS A | | | SCAC3 |
| 7171 | BMAO | BMC AUTO TRANSIT | | | SCAC3 |
| 7172 | BMAO | BM SHIPPING GROUP USA INC | | | SCAC4 |
| 7173 | BMAQ | B & N MOTOR SERVICE | | | SCAC3 |
| 7174 | BMAR | BARRY MARITIME LTD | | | SCAC3 |
| 7175 | BMAS | BELL MOVING AND STORAGE INC | | | SCAC4 |
| 7176 | BMAT | BALMAIN TRUCKING | | | SCAC3 |
| 7177 | BMAV | BIG M TRANSPORTATION INC | | | SCAC4 |
| 7178 | BMAY | BATCO MANUFACTURING | | | SCAC4 |
| 7179 | BMAZ | BETTER ASSET MANAGEMENT via TRANSAMERICA LEASING INC. | | | PWRC |
| 7180 | BMAZ | Better Asset Management (TAL International) | | | RSRV |
| 7181 | BMB | BROWNVILLE & MATAMOROS BRIDGE CO. | | | PWRC |
| 7182 | BMB | Bergische Museumsbahnen e.V. | City: Wuppertal | D | TRAFFIC |
| 7183 | BMBA | BAMBOO ABBOTT INC | | | SCAC3 |
| 7184 | BMBA | BLUE MARINE CO LTD MARSHALL ISLANDS | | | SCAC4 |
| 7185 | BMBB | BLACK MAMBO TRUCKING INC | | | SCAC4 |
| 7186 | BMBC | BEEMSTERBOER CO INC | | | SCAC3 |
| 7187 | BMBG | BROWNSVILLE MATAMOROS BRIDGE CO | | | SCAC3 |
| 7188 | BMBH | BARRETT MOBILE HOME TRANSPORT INC ( | | | SCAC3 |
| 7189 | BMBI | BERMAN BROS IRON & METAL CO INC | | | SCAC3 |
| 7190 | BMBL | BLUE MOUNTAIN BUS LINES | | | SCAC3 |
| 7191 | BMBO | BAMBOO TRUCKING INC | | | SCAC3 |
| 7192 | BMBP | BIG MARTIN TRUCKING | | | SCAC4 |
| 7193 | BMBQ | BELTIMBER SHIPPING COMPANY LTD. | | | SCAC3 |
| 7194 | BMBR | BAUMBERGER & SONS INC | | | SCAC3 |
| 7195 | BMBR | BAUMBERGE | | | SCAC4 |
| 7196 | BMBV | BLUE MOUNTAIN TRANSPORT LLC | | | SCAC4 |
| 7197 | BMC | BMC Otomotiv Sanayi ve Ticaret A.S. | | TR | TRAFFIC |
| 7198 | BMCA | B & M CONSOLIDATION CO | | | SCAC3 |
| 7199 | BMCA | BRAVO MOTOR CARRIERS INC | | | SCAC4 |
| 7200 | BMCB | BROOKLINE MOVING CO INC | | | SCAC3 |
