| 1 | BYA | Berry Aviation, Inc. | Callsign: Berry, | USA | AVCODES |
| 2 | BYA | Berry Aviation | | | ICAO1 |
| 3 | BYAA | BYERS, DAVID | | | SCAC4 |
| 4 | BYAB | BUYA TRANSPORTATION | | | SCAC4 |
| 5 | BYAC | BAY AREA RECYCLING CENTER | | | SCAC3 |
| 6 | BYAC | BARRY, ELWOOD | | | SCAC4 |
| 7 | BYAD | BAY AREA RIGGING & DRAYING INC | | | SCAC3 |
| 8 | BYAF | BAY AREA FORWARDERS INC | | | SCAC3 |
| 9 | BYAF | BAY AREA PORT SERVICES LLC | | | SCAC4 |
| 10 | BYAF | Belarusian Air Force | Air Force and Air Defence Forces of the Republic of Belarus: Ваенна-паветраныя сілы і войскі супрацьпаветранай абароны Рэспублікі Беларусь | BY | TRAFFIC |
| 11 | BYAG | BAY AREA GARMENT SERVICE | | | SCAC3 |
| 12 | BYAI | BAILEY, A R INC | | | SCAC3 |
| 13 | BYAK | BOYS, A TRUCKING | | | SCAC4 |
| 14 | BYAL | BAY AREA OIL CO | | | SCAC4 |
| 15 | BYAM | BAY AREA MOVERS | | | SCAC3 |
| 16 | BYAM | BAY AREA MOVERS INC | | | SCAC4 |
| 17 | BYAN | BRYANT MOVING & STORAGE | | | SCAC3 |
| 18 | BYAO | BAY AREA CONTRACT TRANSPORTATION SE | | | SCAC3 |
| 19 | BYAO | BOYLES, A T LTD | | | SCAC4 |
| 20 | BYAP | BAY AREA TRANSPORT INC | | | SCAC3 |
| 21 | BYAQ | BRYANT TRANSPORTS INC | | | SCAC3 |
| 22 | BYAR | BYARS OIL COMPANY INC | | | SCAC3 |
| 23 | BYAT | BAY AIR TRANSPORTATION INC | | | SCAC3 |
| 24 | BYAW | BYARS, W DENNIS | | | SCAC3 |
| 25 | BYAW | BABY RED TRUCKING | | | SCAC4 |
| 26 | BYAX | Byerlyte Corp. | 1/1945-1/1952; eliminated 10/1953 | | NAKINA |
| 27 | BYAX | Byerlyte Corp. | 1/52; eliminated 10/53 | | NRHS |
| 28 | BYAX | BYERLYTE CORP. | | | PWRC |
