| 4601 | BHC | Aerotaxis de la Bahia | Callsign: Bahia, | MEX | AVCODES |
| 4602 | BHC | Aerotaxis De La Bahia | | | ICAO1 |
| 4603 | BHCA | B H TRANSPORTATION COMPANY | | | SCAC4 |
| 4604 | BHCB | BLYTHE CONSTRUCTION INC | | | SCAC4 |
| 4605 | BHCC | B & H CARRIERS LP | | | SCAC4 |
| 4606 | BHCD | BARNHART CONSOLIDATED INDUSTRIES CO | | | SCAC3 |
| 4607 | BHCF | BREINHOLT CONTRACTING CO INC | | | SCAC4 |
| 4608 | BHCI | BLACK HORSE CARRIERS INC | | | SCAC3 |
| 4609 | BHCK | BIG HORN CO-OPERATIVE MARKETING ASS | | | SCAC4 |
| 4610 | BHCL | BIRCH CREEK COLONY INC | | | SCAC4 |
| 4611 | BHCM | B & S HAULING COMPANY | | | SCAC3 |
| 4612 | BHCN | B & H CARTAGE INC | | | SCAC3 |
| 4613 | BHCN | BUTCHER, RODNEY | | | SCAC4 |
| 4614 | BHCO | BILLS HAULAGE CO | | | SCAC3 |
| 4615 | BHCP | BETHCO TRANSPORTATION INC | | | SCAC3 |
| 4616 | BHCQ | B & H CARTAGE INC | | | SCAC3 |
| 4617 | BHCR | BLACK HILLS CENTRAL CITY NARROW GAUGE RAILROAD | | | PWRC |
| 4618 | BHCR | Black Hills Central Railroad | | | RSRV |
| 4619 | BHCR | BUCKHORN CARRIERS INC | | | SCAC3 |
| 4620 | BHCS | BRIGHTNESS CO. S.A. | | | SCAC3 |
| 4621 | BHCS | BUSCHS AUTO SUPPLIES INC | | | SCAC4 |
| 4622 | BHCT | BELL HELICOPTER TEXTRON | | | SCAC4 |
| 4623 | BHCU | BRIDGEHEAD CONTAINER SERVICES LTD | | GB | BIC |
| 4624 | BHCU | BRIDGEHEAD CONTAINER SERVICE | | | PWRC |
| 4625 | BHCU | Bridgehead Container Service | | | RSRV |
| 4626 | BHCU | BRIDGEHEAD CONTAINER SERVICE LTD | | | SCAC3 |
| 4627 | BHCU | BRIDGEHEAD CONTAINER SERVICES LTD | | | SCAC4 |
| 4628 | BHCV | BUCKHEAD COACH | | | SCAC4 |
| 4629 | BHCY | B R H CARRIER INC | | | SCAC4 |
| 4630 | BHD | Bangkok Helicopter Services Co., Ltd | Callsign: Bangkok Dusit, | T | AVCODES |
| 4631 | BHDC | BREITHOFF DRAYAGE & CONSTRUCTION | | | SCAC3 |
| 4632 | BHDD | Carl Beutlhauser Baumaschinen GmbH | | DE | VKM |
| 4633 | BHDI | BETTER HOME DELIVERIES INC | | | SCAC3 |
| 4634 | BHDL | BETTER HOME DELIVERIES | | | SCAC3 |
| 4635 | BHDR | BACKHAUL DIRECT | | | SCAC4 |
| 4636 | BHDS | B & H DIRECT DELIVERY SERVICE INC | | | SCAC3 |
| 4637 | BHDV | B & H DISTRIBUTION SERVICES INC | | | SCAC4 |
| 4638 | BHE | Baltic Helicopters | Callsign: Baltic Helicopters, | LV | AVCODES |
| 4639 | BHE | Biggen Hill Executive Aviation Ltd. | Callsign: Beeline, Formerly Omega Air | GB | AVCODES |
| 4640 | BHE | Buxtehude-Harsefelder Eisenbahn | | D | TRAFFIC |
| 4641 | BHE | Bremische Hafeneisenbahn | | DE | VKM |
| 4642 | BHEB | BECKHAM EXPRESS | | | SCAC3 |
| 4643 | BHEC | BLOHMS EXPRESS CO INC | | | SCAC3 |
| 4644 | BHEC | BOWMAN, H ENTERPRISE INC | | | SCAC4 |
| 4645 | BHED | B & H EXPRESS LTD | | | SCAC4 |
| 4646 | BHEF | Buxtehude-Harsefelder Eisenbahnfreunde e.V. | Buxtehude | D | privat-bahn.de |
| 4647 | BHEG | BUHRMASTER ENERGY GROUP | | | SCAC4 |
| 4648 | BHEH | B H EXPRESS INC | | | SCAC4 |
| 4649 | BHEI | B & H EXPRESS INC | | | SCAC3 |
| 4650 | BHEI | BURNINGHAM ENTERPRISES INC | | | SCAC4 |
| 4651 | BHEL | BOOTHEEL AREA RAPID TRANSPORTATION | | | SCAC3 |
| 4652 | BHEL | BART TRANSPORTATION | | | SCAC4 |
| 4653 | BHEP | BEACH EXPRESS INC | | | SCAC3 |
| 4654 | BHEP | BROKEN HEART EXPRESS | | | SCAC4 |
| 4655 | BHEQ | BULLDOG HIWAY EXPRESS | | | SCAC3 |
| 4656 | BHES | BIRD HILL EXPRESS INC | | | SCAC3 |
| 4657 | BHET | BAKER, HERMAN TRUCKING INC | | | SCAC3 |
| 4658 | BHEV | Budapesti Helyiérdekû Vasút | City: Budapest | H | TRAFFIC |
| 4659 | BHEV | Budapesti Helyi Érdekü Vasút | | HU | VKM |
| 4660 | BHFD | BURKHART FEED & TRANSPORTATION INC | | | SCAC3 |
| 4661 | BHFG | BLUE HORSE FOLK ART | | | SCAC4 |
| 4662 | BHFI | BROYHILL FURNITURE INDUSTRIES INC | | | SCAC3 |
| 4663 | BHFK | BETTER HALF TRUCKING INC | | | SCAC4 |
| 4664 | BHFQ | BUCKINGHAM FREIGHT LINES | | | SCAC3 |
| 4665 | BHFR | B & H FREIGHT INC | | | SCAC4 |
| 4666 | BHFS | B & H OIL FIELD SERVICE INC | | | SCAC3 |
| 4667 | BHFS | BARTEL HONEY FARMS INC | | | SCAC4 |
| 4668 | BHFT | BAREFOOT, H FRED TRUCKING INC | | | SCAC3 |
| 4669 | BHFT | BAREFOOT, H FRED TRUCKING INC | | | SCAC4 |
| 4670 | BHFU | BEFAR GROUP CO.,LTD. | | PRC | BIC |
| 4671 | BHFV | B&H FREIGHT SERVICES CORP | | | SCAC3 |
| 4672 | BHFW | BAHAMAS FERRIES LTD | | | SCAC4 |
| 4673 | BHGE | BREHM, G E TRANSPORTATION | | | SCAC3 |
| 4674 | BHGL | BEHRENS, GENE L | | | SCAC3 |
| 4675 | BHGN | BARRIE HAY AND GRAIN | | | SCAC4 |
| 4676 | BHGO | BANG, H & CO | | | SCAC3 |
| 4677 | BHH | BH Heli Ltd | | BG | AVCODES |
| 4678 | BHHL | BUCHHOLZ TRUCKING SERVICE | | | SCAC3 |
| 4679 | BHHQ | BORDENS HEAVY HAUL | | | SCAC4 |
| 4680 | BHHT | BUCHHEIT TRUCKING SERVICE | | | SCAC3 |
| 4681 | BHHT | BUCHHEIT TRUCKING SERVICE INC | | | SCAC4 |
| 4682 | BHI | Balkh Airlines | Callsign: Sharif, | AFG | AVCODES |
| 4683 | BHI | Balkh Airlines | | | ICAO1 |
| 4684 | BHIA | BULL-HAY INC | | | SCAC4 |
| 4685 | BHIC | B & H INC | | | SCAC3 |
| 4686 | BHIE | BRAHIER OIL INC | | | SCAC4 |
| 4687 | BHII | BRATCHER INDUSTRIES INC | | | SCAC3 |
| 4688 | BHIL | BROYHILL TRANSPORT INC | | | SCAC4 |
| 4689 | BHIN | B & H INDUSTRIES INC | | | SCAC3 |
| 4690 | BHIQ | BML HOLDING INC | | | SCAC4 |
| 4691 | BHIU | Baker Hughes | | | RSRV |
| 4692 | BHIX | Burlington Refrigerator Express Co. | 1/1950-10/1966; eliminated 7/1968; 4/1970-1/1975 | | NAKINA |
| 4693 | BHIX | Burlington Refrigerator Express Co. | 1/52-10/66; eliminated 7/68; 4/70-1/75 | | NRHS |
| 4694 | BHIX | BURLINGTON REFRIGERATOR EXPRESS CO. | | | PWRC |
| 4695 | BHJ | Borås - Herrljunga Järnväg | 1863 - 1930 | S | svenska-lok.se |
| 4696 | BHJE | BURCHALL, JACK EXCAVATING | | | SCAC3 |
| 4697 | BHJP | BANANAHOUSE, JOPLIN INC | | | SCAC3 |
| 4698 | BHJR | BOND, H JAMES RACING STABLE INC | | | SCAC4 |
| 4699 | BHJW | BISHOP, J W CO INC | | | SCAC4 |
| 4700 | BHK | Blu Halkin Ltd. | Callsign: Bluhalkin, | GB | AVCODES |
