| 1 | PBB | Polizeihubschrauberstaffel Brandenburg | Callsign: Adebar, | D | AVCODES |
| 2 | PBB | Polizeihubschrauberstaffel Brandenburg | | | ICAO1 |
| 3 | PBB | | City: Merseburg | D | TRAFFIC |
| 4 | PBB | BESTGES BAU GMBH | | DE | VKM |
| 5 | PBBX | Ketchikan Pulp Co. | added 10/1968; 4/1970-1/1975; eliminated 10/1977 | | NAKINA |
| 6 | PBBX | P. Ballantine Refrigerator Line (Newark, N.J.) (Merchants Despatch, Inc.) | 7/1935 | | NAKINA |
| 7 | PBBX | Ketchikan Pulp Co. | added 10/68; 4/70-1/75 | | NRHS |
| 8 | PBBX | KETCHIKAN PULP CO. | | | PWRC |
