| 901 | PBCJ | PORTABLE CHURCH INDUSTRIES INC | | | SCAC4 |
| 902 | PBCL | PBCL TRUCKING | | | SCAC3 |
| 903 | PBCL | PANOCEANIC BULK CARRIERS LIMITED | | | SCAC4 |
| 904 | PBCO | PABCO FLUID POWER CO | | | SCAC3 |
| 905 | PBCQ | POTTER, B & C TRANSFER | | | SCAC3 |
| 906 | PBCR | PETROBULK CARRIERS A/S | | | SCAC3 |
| 907 | PBCS | POITIER BUS CHARTERING SERVICE INC | | | SCAC3 |
| 908 | PBCT | PATS BELLE CITY TRUCKING INC | | | SCAC3 |
| 909 | PBCW | PACIFIC BULK CARRIERS LTD | | | SCAC4 |
| 910 | PBCX | Tyson Fresh Meats | added 4/2006 | | NAKINA |
| 911 | PBCX | Parker Brothers & Co., Inc. | added 1/1974; 1/1975; eliminated 4/1976 | | NAKINA |
| 912 | PBCX | The Portsmouth By-Product Coke Co. | 7/1923-7/1930 | | NAKINA |
| 913 | PBCX | Parker Brothers & Co., Inc. | added 1/74; 1/75; eliminated 4/76 | | NRHS |
| 914 | PBCX | *PORTSMOUTH BY-PRODUCT COKE CO. | | | PWRC |
| 915 | PBCX | *PARKER BROTHERS & CO., INC. | | | PWRC |
| 916 | PBCX | +TYSON FRESH MEATS | | | PWRC |
| 917 | PBCX | TYSON FRESH MEATS | | | SCAC4 |
| 918 | PBD | Pobeda Airlines LLC | IATA: DP, Callsign: Pobeda, Founded on 16 September 2014. Commenced operations on 01 December 2014. Low cost subsidary of Aeroflot | RUS | AVCODES |
| 919 | PBDL | PRAIRIE ROADBUILDERS LTD | | | SCAC4 |
| 920 | PBDO | PARRY, LAWRENCE M JR | | | SCAC3 |
| 921 | PBDO | PANELLA, B DRAYAGE COMPANY | | | SCAC4 |
| 922 | PBDS | P AND B DELIVERY SERVICE | | | SCAC3 |
| 923 | PBDS | PRIDE BODIES LTD | | | SCAC4 |
| 924 | PBDT | PORTERS BP | | | SCAC4 |
| 925 | PBE | Pfalzbahn Eisenbahnbetriebsgesellschaft mbH | | DE | VKM |
| 926 | PBEA | PARKER BEE APIARIES LTD | | | SCAC4 |
| 927 | PBEI | PUBLIC EXPRESS INC | | | SCAC3 |
| 928 | PBEI | PETKAU BROTHERS EXPRESS INC | | | SCAC4 |
| 929 | PBEL | POLAR BEAR EXPRESS LOGISTICS | | | SCAC4 |
| 930 | PBEQ | PEN BULLET EXPRESS INC | | | SCAC4 |
| 931 | PBF | Pennsylvania Bureau of Forestry | Callsign: Penn-Forest, | USA | AVCODES |
| 932 | PBFC | P B F ENTERPRISES INC | | | SCAC3 |
| 933 | PBFE | PBX INC | | | SCAC3 |
| 934 | PBFF | PACIFIC BASIN FREIGHT FORWARDERS LL | | | SCAC4 |
| 935 | PBFG | PETERSEN BROS FEED & GRAIN INC | | | SCAC3 |
| 936 | PBFL | PRUDHOE BAY FREIGHTLINES INC | | | SCAC3 |
| 937 | PBFL | PUREWAL BLUEBERRY FARMS LTD | | | SCAC4 |
| 938 | PBFO | PACIFIC TRANSPORTATION & WAREHOUSE | | | SCAC3 |
| 939 | PBFR | PINE BLUFFS FEED AND GRAIN TRUCKING | | | SCAC3 |
| 940 | PBFR | PINE BLUFFS FEED AND GRAIN TRUCKING | | | SCAC4 |
| 941 | PBFU | PACIFIC BULK FUEL LIMITED | | NZ | BIC |
| 942 | PBFW | PEABODY FLOWAY INC | | | SCAC3 |
| 943 | PBFX | The CIT Group/Capital Finance, Inc. | added 7/2007 | | NAKINA |
| 944 | PBFX | Tyson Fresh Meats | added 4/2006; eliminated 7/2007 | | NAKINA |
| 945 | PBFX | IBP, Inc. | added 7/1994; 7/2000-7/2005; eliminated 4/2006 | | NAKINA |
| 946 | PBFX | IBP, Inc. | added 7/94; 7/2000 | | NRHS |
| 947 | PBFX | *TYSON FRESH MEATS [TYSON FOODS; IBP, INC.] | | | PWRC |
| 948 | PBFX | +THE CIT GROUP/CAPITAL FINANCE, INC. | | | PWRC |
| 949 | PBFX | IBP (Tyson Foods) | | | RSRV |
| 950 | PBFX | TYSON FRESH MEATS | | | SCAC4 |
| 951 | PBG | Preußen Bahn GmbH | Groß Kreutz | D | privat-bahn.de |
| 952 | PBG | PROBUGAS, a.s. Bratislava | | SK | VKM |
| 953 | PBGC | PETERSBURG CO-OP GIN | | | SCAC4 |
| 954 | PBGI | PETERSBURG MOTORS INC | | | SCAC3 |
| 955 | PBGN | POLLOCK BROTHERS GROUP INC | | | SCAC4 |
| 956 | PBGX | North American Car Corp. | added 7/1964; 7/1965-1/1980; eliminated 7/1982 | | NAKINA |
| 957 | PBGX | The Protane Corp. | 7/1930-1/1952; eliminated 1/1953 | | NAKINA |
| 958 | PBGX | The Protane Corp. | 4/38-1/52; eliminated 1/53 | | NRHS |
| 959 | PBGX | North American Car Corp. | added 7/64; 7/65-1/80; eliminated 7/82 | | NRHS |
| 960 | PBGX | *PROTANE CORP. | | | PWRC |
| 961 | PBGX | *NORTH AMERICAN CAR CORP. | | | PWRC |
| 962 | PBHD | PORT BOAT HOUSE LTD | | | SCAC4 |
| 963 | PBHG | PRABH TRUCKING LTD | | | SCAC4 |
| 964 | PBHK | PYSKATY BROTHERS TRUCKING INC | | | SCAC4 |
| 965 | PBHT | P B H TRANSPORTATION | | | SCAC3 |
| 966 | PBHT | PRICE BROTHER TRANSPORT COMPANY INC | | | SCAC4 |
| 967 | PBI | Pacific Blue Airlines (NZ) Ltd. | Callsign: Bluebird, Established in 2003 and commenced operations on 29 January 2004. Name changed to Virgin Australia Airlines (NZ) Limited w.e.f. 07 December 2011. Uses Virgin Blue IATA code DJ. ICAO Designator changed to PBN w.e.f. 01 August 2007 (local date). | NZ | AVCODES |
| 968 | PBIB | PRAIRIE BIBLE INSTITUTE | | | SCAC4 |
| 969 | PBIF | P B I FREIGHT SERVICE | | | SCAC3 |
| 970 | PBIH | PACIFIC BASIN HANDYSIZE LTD | | | SCAC4 |
| 971 | PBII | P B INTERMODAL INC | | | SCAC3 |
| 972 | PBIK | PURE BRONZE INC | | | SCAC4 |
| 973 | PBIL | Peterbilt | | USA | TRAFFIC |
| 974 | PBIM | PACIFIC BASIN HANDYMAX LTD | | | SCAC4 |
| 975 | PBIN | PB INDUSTRIES INC | | | SCAC4 |
| 976 | PBIO | PBI LOGISTICS INC | | | SCAC4 |
| 977 | PBIQ | PRESTIGE BROKERS INC | | | SCAC4 |
| 978 | PBIU | PRO BOX INC. | | USA | BIC |
| 979 | PBIU | Pro Box | | | RSRV |
| 980 | PBIU | PALM BEACH INT'L SHIPPING CORP. | | | SCAC3 |
| 981 | PBIU | PRO BOX INC | | | SCAC4 |
| 982 | PBIZ | PALM BEACH INT'L SHIPPING CORP. | | | SCAC3 |
| 983 | PBJI | PRIMMER, B J INC | | | SCAC4 |
| 984 | PBKC | PEARL BULK CARRIERS INC | | | SCAC3 |
| 985 | PBKE | PENBROKE MARINE SERVICES INC. | | | SCAC3 |
| 986 | PBKE | PT BROKERS LLC | | | SCAC4 |
| 987 | PBKI | PRO BAKE INC | | | SCAC4 |
| 988 | PBKL | PROBULK AGENCY LLC | | | SCAC4 |
| 989 | PBKN | PAGEBROOK INC | | | SCAC4 |
| 990 | PBKP | PEEBLES TRUCKING LLC | | | SCAC4 |
| 991 | PBKR | PORT BROKERS INC | | | SCAC3 |
| 992 | PBKS | PB TANKERS S R L | | | SCAC4 |
| 993 | PBKU | PAN BRIDGE CO LTD | | ROK | BIC |
| 994 | PBKU | PAN BRIDGE SHIPPING CO LTD | | | SCAC4 |
| 995 | PBL | Pelikan Blue Line | Callsign: Pelikan Line, | YU | AVCODES |
| 996 | PBL | DI Air | Callsign: Di Air, ICAO designator changed to DIS | SCG | AVCODES |
| 997 | PBL | The Philadelphia Belt Line R.R. Co. | 1/1975-7/2005 | | NAKINA |
| 998 | PBL | The Philadelphia Belt Line R.R. Co. | 1/75-7/2000 | | NRHS |
| 999 | PBL | PHILADELPHIA BELT LINE RAILROAD CO. | | | PWRC |
| 1000 | PBL | Philadelphia Belt Line Railroad | | | RSRV |
