| 1 | ABP | Aba Air | Callsign: Bair, Name changed to ABS Jets | CZ | AVCODES |
| 2 | ABP | ABS Jets | Callsign: Bair, Name changed from Aba Air | CZ | AVCODES |
| 3 | ABP | Aba Air | | | ICAO1 |
| 4 | ABPA | A B COMPACTING INC | | | SCAC3 |
| 5 | ABPB | ATSALIS BROTHERS PAINTING CO | | | SCAC4 |
| 6 | ABPC | ALLIED BUILDING PRODUCTS CORP | | | SCAC3 |
| 7 | ABPC | ABBATAGE POTVIN ET BOIVIN INC | | | SCAC4 |
| 8 | ABPF | ALBUNA PLANT FARM LTD | | | SCAC4 |
| 9 | ABPG | ALBINI & PITGLIANA SPA | | | SCAC3 |
| 10 | ABPG | ALBINI & PITIGLIANI SPA | | | SCAC4 |
| 11 | ABPH | ABSOLUTE TRANSPORT LLC | | | SCAC4 |
| 12 | ABPI | ABP TORUS UNLIMITED INC | | | SCAC3 |
| 13 | ABPL | ABLE PARCEL TAXI LTD | | | SCAC3 |
| 14 | ABPM | A-B PETROLEUM INC | | | SCAC3 |
| 15 | ABPO | ALBERT TRANSPORT INC | | | SCAC4 |
| 16 | ABPR | Aberdeen, Carolina & Western Ry. Co. | added 1/1988; eliminated 1/1992 | | NAKINA |
| 17 | ABPR | Aberdeen and Briar Patch Ry. Co. | added 4/1984; eliminated 1/1988 | | NAKINA |
| 18 | ABPR | Aberdeen and Briar Patch Ry. Co. | added 4/84; eliminated 1/88 | | NRHS |
| 19 | ABPR | Aberdeen, Carolina & Western Ry. Co. | added 1/88; eliminated 1/92 | | NRHS |
| 20 | ABPR | ABERDEEN CAROLINA & WESTERN RAILWAY [ABERDEEN & BRIAR PATCH RAILWAY] | | | PWRC |
| 21 | ABPR | Aberdeen and Briar Patch Railway (Aberdeen, Carolina and Western Railway) | | | RSRV |
| 22 | ABPS | ABDON TRANSPORTATION SYSTEMS INC | | | SCAC4 |
| 23 | ABPT | ABBOTT TRANSPORT SERVICES INC | | | SCAC3 |
| 24 | ABPT | A B P TRANSPORTATION SERVICES INC | | | SCAC4 |
| 25 | ABPV | AB SHIPPING LINES | | | SCAC4 |
| 26 | ABPX | Animal By-Products Corp. | added 4/1967; 4/1970; eliminated 10/1971 | | NAKINA |
| 27 | ABPX | Ashland By-Product Coke Co. | 7/1930-7/1935; 7/1937 (not listed) | | NAKINA |
| 28 | ABPX | Animal By-Products Corp. | added 4/67; 4/70; eliminated 10/71 | | NRHS |
| 29 | ABPX | *ASHLAND BY-PRODUCT COKE CO. | | | PWRC |
| 30 | ABPX | *ANIMAL BY-PRODUCTS CORP. | | | PWRC |
| 31 | ABPX | Ashland By-Product Coke (Animal By-Products Corporation) | | | RSRV |
| 32 | ABPY | AMBIT PACIFIC RECYCLING | | | SCAC3 |
| 33 | ABPY | AMBIT PACIFIC RECYCLING INC | | | SCAC4 |
