| 1 | BG | Biman Bangladesh Airlines | ICAO: BBC, Callsign: Bangladesh, IATA Prefix: 997, | BD | AVCODES |
| 2 | BG | Guyana Airways Corp. | Callsign: Artair, ICAO callsign changed to Guyair | GUY | AVCODES |
| 3 | BG | Guyana Airways Corp. | Callsign: Guyair, ICAO callsign changed from Artair | GUY | AVCODES |
| 4 | BG | Bingham & Garfield Ry. | 4/1938-7/1954 | | NAKINA |
| 5 | BG | Bingham & Garfield Ry. | 4/38-1/52 | | NRHS |
| 6 | BG | BINGHAM & GARFIELD RWY. CO. | | | PWRC |
| 7 | BGA | Airbus Transport International | IATA: 4Y, Callsign: Super Transport, Airbus Industrie's Bulga's | F | AVCODES |
| 8 | BGA | Airbus Transport International | | | ICAO1 |
| 9 | BGAA | BOC GASES | | | SCAC4 |
| 10 | BGAD | BEAUREGARD, NORMAND | | | SCAC3 |
| 11 | BGAE | B G TRUCKING INC | | | SCAC4 |
| 12 | BGAF | Bulgarian Air Force | Real: AFB | BG | TRAFFIC |
| 13 | BGAG | BIG A LEASING | | | SCAC3 |
| 14 | BGAG | BENCHMARK DISTRIBUTION SERVICES | | | SCAC4 |
| 15 | BGAI | BOLES GAS SALES INC | | | SCAC3 |
| 16 | BGAK | BIGGERS TRUCKING INC | | | SCAC4 |
| 17 | BGAL | BAILEY LEASING INCORPORATED | | | SCAC4 |
| 18 | BGAM | BERGS AUTOMOTIVE CENTER INC | | | SCAC3 |
| 19 | BGAM | BRUNDIDGE, AHMAD | | | SCAC4 |
| 20 | BGAN | BREG INC | | | SCAC4 |
| 21 | BGAO | BURSAW GAS & OIL INC | | | SCAC3 |
| 22 | BGAO | BURSAW GAS & OIL INC | | | SCAC4 |
| 23 | BGAP | BIG APPLE TRAVEL AGENCY LTD | | | SCAC3 |
| 24 | BGAQ | BIG A TRANSPORTATION SERVICES INC | | | SCAC3 |
| 25 | BGAQ | BERGER TRANSFER & STORAGE INC | | | SCAC4 |
| 26 | BGAR | BIG A TRUCKING | | | SCAC3 |
| 27 | BGAS | BERGMAN, E A & SON INC | | | SCAC3 |
| 28 | BGAS | BONNY GAS TRANSPORT | | | SCAC4 |
| 29 | BGAT | BEAUREGARD TRANS | | | SCAC3 |
| 30 | BGAT | BIG APPLE TRANSPORT NY INC | | | SCAC4 |
| 31 | BGAV | BARNETT, GEORGE TRUCKING | | | SCAC4 |
| 32 | BGAW | BURNDRED, GORDON ANDREW | | | SCAC4 |
| 33 | BGB | Bulgaria | Callsign: Air Bulgaria, | BG | AVCODES |
| 34 | BGB | MK Airlines Ltd t/a British Global Airlines | Callsign: British Global, Ceased operations | GB | AVCODES |
| 35 | BGB | Big Bend Community College | Callsign: Big Bend, | USA | AVCODES |
| 36 | BGBA | BIG BOULEVARD TRANSPORT ARCO INC | | | SCAC3 |
| 37 | BGBA | BRONX GLOBAL LOGISTICS | | | SCAC4 |
| 38 | BGBB | BIG BEE TRANSPORT LLC | | | SCAC4 |
| 39 | BGBC | BIGBEE TRANSPORTATION COMPANY | | | SCAC3 |
| 40 | BGBD | BOBS GARAGE & BODY SHOP | | | SCAC3 |
| 41 | BGBE | BIGBEE TRANSPORTATION INC | | | SCAC3 |
| 42 | BGBF | BONTRAGER BROS FARMS | | | SCAC3 |
| 43 | BGBG | BRIDGES & BRIDGES CHARTER & TRANSIT | | | SCAC3 |
| 44 | BGBH | BG LIONS INTERNATIONAL | | | SCAC4 |
| 45 | BGBK | BERGEN BULK CARRIERS A S | | | SCAC3 |
| 46 | BGBL | BIGBALLS TRUCKING LLC | | | SCAC4 |
| 47 | BGBM | BIG BEND MOVING & STORAGE | | | SCAC3 |
| 48 | BGBM | BGB MOTORSPORTS LLC | | | SCAC4 |
| 49 | BGBP | B G B TRANSPORT INC | | | SCAC3 |
| 50 | BGBP | BIG M LOGISTICS INC | | | SCAC4 |
| 51 | BGBQ | BGB | | | SCAC4 |
| 52 | BGBR | BIG BEAR TRANSPORT | | | SCAC3 |
| 53 | BGBR | BECLAWAT MANUFACTURING INC | | | SCAC4 |
| 54 | BGBT | BIG B TRUCK LINES INC | | | SCAC3 |
| 55 | BGBU | BERTSCHI AG | | CH | BIC |
| 56 | BGBV | BGB EXPRESS | | | SCAC4 |
| 57 | BGC | Good Jet Co., Ltd. | Callsign: Yandu, | PRC | AVCODES |
| 58 | BGC | BUFFALO GAGE CO. | | | PWRC |
| 59 | BGCA | BERGS CARTAGE & STORAGE CO LTD | | | SCAC3 |
| 60 | BGCB | BERGER OHIO INC ( | | | SCAC4 |
| 61 | BGCC | BIG CANDY TRUCKING | | | SCAC4 |
| 62 | BGCD | BIG CHIEF DIST CO | | | SCAC4 |
| 63 | BGCE | BIG CREEK EXPRESS INC | | | SCAC4 |
| 64 | BGCF | BUDGET COURIER | | | SCAC4 |
| 65 | BGCI | BRINGS CO INC | | | SCAC4 |
| 66 | BGCJ | B & G CARRIERS LLC | | | SCAC4 |
| 67 | BGCK | B G TRUCKING | | | SCAC3 |
| 68 | BGCK | BLOOMSDALE LOGISTICS INC | | | SCAC4 |
| 69 | BGCL | BOUGAINVILLE COPPER LTD PAPUA NGUIN | | | SCAC3 |
| 70 | BGCL | BERGER OHIO INC (BERGER CLEVELAND) | | | SCAC4 |
| 71 | BGCM | BG & CM RAILROAD (BOUNTIFUL GRAIN & CRAIG MOUNTAIN RAILROAD) | | | PWRC |
| 72 | BGCM | Bountiful Grain and Craig Mountain Railroad | | | RSRV |
| 73 | BGCM | BG & CM RAILROAD | | | SCAC4 |
| 74 | BGCM | Bountiful Grain and Craig Mountain Railroad | | USA | TRAFFIC |
| 75 | BGCN | BELGRADE COOP ASSOCIATION | | | SCAC4 |
| 76 | BGCO | BEGGS & COBB CORP | | | SCAC3 |
| 77 | BGCP | B E D LOGISTICS CORP | | | SCAC4 |
| 78 | BGCQ | BENNETTS GARNETT C & SONS | | | SCAC3 |
| 79 | BGCR | B & G CRANE SERVICE INC | | | SCAC3 |
| 80 | BGCS | BRIDGE CARRIERS INC | | | SCAC4 |
| 81 | BGCT | BORING TRANSPORT INC | | | SCAC3 |
| 82 | BGCT | BERGER OHIO INC (BERGER CINCINNATI) | | | SCAC4 |
| 83 | BGCX | Badger Grain Co. | added 10/2003; eliminated 1/2004; 7/2005 (not listed) | | NAKINA |
| 84 | BGCX | Belleville Gas Corp. | 4/1970-1/1980 | | NAKINA |
| 85 | BGCX | Belleville Gas Corp., Inc. | added 1/1966; 10/1966; eliminated 7/1968 | | NAKINA |
| 86 | BGCX | BGCX (The Akin Gasoline Co.) | 8/1920 | | NAKINA |
| 87 | BGCX | Belleville Gas Corp., Inc. | added 1/66; 10/66; eliminated 7/68 | | NRHS |
| 88 | BGCX | Belleville Gas Corp. | 4/70-1/80 | | NRHS |
| 89 | BGCX | *BGCX (AKIN GASOLINE CO.) | | | PWRC |
| 90 | BGCX | *BELLEVILLE GAS CORP. | | | PWRC |
| 91 | BGCX | +BADGER GRAIN CO. | | | PWRC |
| 92 | BGCX | BELLEVILLE GAS CORP INC | | | SCAC3 |
| 93 | BGCX | BADGER GRAIN COMPANY INC | | | SCAC4 |
| 94 | BGCY | BALES TRUCKING COMPANY | | | SCAC3 |
| 95 | BGCY | BEST AMERICAN FORWARDING | | | SCAC4 |
| 96 | BGD | Air Bangladesh (Pvt.) Limited | IATA: B9, Callsign: Air Bangla, Founded in 1997. | BD | AVCODES |
| 97 | BGD | Air Bangladesh | IATA: B9 | | ICAO1 |
| 98 | BGDC | BIG DOG TRUCKING | | | SCAC4 |
| 99 | BGDE | BENGE, DOUG ENTERPRISES | | | SCAC3 |
| 100 | BGDG | BIG DAWGS INC | | | SCAC4 |
