| 1 | BUD | Air Budapest Club Ltd. | Callsign: Buddy, | H | AVCODES |
| 2 | BUDA | BUDS WRECKER SERVICE | | | SCAC3 |
| 3 | BUDB | BUDS WRECKER SERVICE | | | SCAC3 |
| 4 | BUDB | BOURDEAU BROS INC | | | SCAC4 |
| 5 | BUDD | | | USA | TRAFFIC |
| 6 | BUDE | BURKHEAD, JOHN L INC | | | SCAC4 |
| 7 | BUDF | BUD-DEE WHOLESALE LUMBER INC | | | SCAC3 |
| 8 | BUDI | BUD'S DELIVERY, INC | | | SCAC3 |
| 9 | BUDI | BUDS SALADS | | | SCAC4 |
| 10 | BUDJ | BUTLER, DALE | | | SCAC3 |
| 11 | BUDK | BUNDAY, GARY TRUCKING | | | SCAC3 |
| 12 | BUDL | BUDREAU, LARRY TRUCKING | | | SCAC4 |
| 13 | BUDM | BUDMAR TRANSPORT INC | | | SCAC4 |
| 14 | BUDN | BUDS SERVICE CENTER LTD | | | SCAC3 |
| 15 | BUDO | BUDDYS DELIVERY SERVICE | | | SCAC3 |
| 16 | BUDP | BUDS MOVING & STORAGE INC | | | SCAC3 |
| 17 | BUDQ | BUDS SERVICE & TRANSFER | | | SCAC3 |
| 18 | BUDR | BURNS, F J DRAYING | | | SCAC3 |
| 19 | BUDS | BURLESON DISTRIBUTOR | | | SCAC3 |
| 20 | BUDS | BURLESON DISTRIBUTORS INC | | | SCAC4 |
| 21 | BUDT | BUDRECK TRUCK LINES INC | | | SCAC3 |
| 22 | BUDT | BUDRECK TRUCK LINES INC | | | SCAC4 |
| 23 | BUDU | CAMECO CORPORATION | | CDN | BIC |
| 24 | BUDU | BUDGET CONTAINER INC | | | SCAC3 |
| 25 | BUDU | BUDGET CONTAINER INC | | | SCAC4 |
| 26 | BUDV | BUDGET ENVIRONMENTAL DISPOSAL | | | SCAC4 |
| 27 | BUDW | BUDWAY EXPRESS | | | SCAC3 |
| 28 | BUDW | BUDWAY EXPRESS | | | SCAC4 |
| 29 | BUDX | The Budd Co. (temporary) | 1/1994-7/2005 (not listed) | | NAKINA |
| 30 | BUDX | American Refrigerator Transit Co. | 10/1966; eliminated 10/1967 | | NAKINA |
| 31 | BUDX | American Refrigerator Transit Co. | 10/66; eliminated 10/67 | | NRHS |
| 32 | BUDX | The Budd Co. (temporary) | 1/94-7/2000 | | NRHS |
| 33 | BUDX | *AMERICAN REFRIGERATOR TRANSIT CO. (ELIMINATED 10/1967) | | | PWRC |
| 34 | BUDX | +BUDD COMPANY (TEMPORARY AS OF 2008) | | | PWRC |
| 35 | BUDX | Budd | | | RSRV |
| 36 | BUDZ | *BUD ANTLE INC | | | PWRC |
| 37 | BUDZ | *BUDD COMPANY | | | PWRC |
| 38 | BUDZ | Bud Antle | | | RSRV |
| 39 | BUDZ | BUD ANTLE, INC. | | | SCAC3 |
| 40 | BUDZ | BUD ANTLE INC | | | SCAC4 |
