| 2801 | PETW | PETES WATER SERVICE INC | | | SCAC3 |
| 2802 | PETW | PETROLERA TRANSOCEANICA SA | | | SCAC4 |
| 2803 | PETX | Petco Corp. | added 1/1953; eliminated 10/1953 | | NAKINA |
| 2804 | PETX | Petco Corp., Great Lakes Refining Division | 1/1952; eliminated 1/1953 | | NAKINA |
| 2805 | PETX | Great Lakes Refining Division of Petco Corp. | 1/1950 | | NAKINA |
| 2806 | PETX | Petroleum Heat & Power Co., Inc. | 1/1943-1/1946 | | NAKINA |
| 2807 | PETX | The Petrol Corp. | 7/1935-4/1938 | | NAKINA |
| 2808 | PETX | The Petrol Corp. | Apr-38 | | NRHS |
| 2809 | PETX | Petco Corp., Great Lakes Refining Division | Jan-52 | | NRHS |
| 2810 | PETX | Petco Corp. | eliminated 10/53 | | NRHS |
| 2811 | PETX | PETCO CORP., GREAT LAKES REFINING DIV. [PETROLEUM HEAT & POWER CO., INC.; PETROL CORP.] | | | PWRC |
| 2812 | PEUC | PRECIOUS CARGO TOURS INC | | | SCAC4 |
| 2813 | PEUGEOT | Peugeot | | | TRAFFIC |
| 2814 | PEUK | PEARSON TRUCKING INC | | | SCAC3 |
| 2815 | PEUO | PELUSO MOVERS INC | | | SCAC3 |
| 2816 | PEUO | PELUSO MOVERS INC | | | SCAC4 |
| 2817 | PEUP | PEP-UP | | | SCAC3 |
| 2818 | PEUR | PEAK EXPLORATION USA CORP | | | SCAC4 |
| 2819 | PEUS | PORTS EXPRESS (USA) INC | | | SCAC4 |
| 2820 | PEUV | PENTAIR TECHNICAL PRODUCTS S DE RL | | | SCAC4 |
| 2821 | PEV | Altenrhein Luftfahrt GmbH t/a People’s Viennaline | IATA: PE, Callsign: Peoples, Name changed to Altenrhein Luftfahrt GmbH t/a People�s. | A | AVCODES |
| 2822 | PEV | Altenrhein Luftfahrt GmbH t/a People’s | IATA: PE, Callsign: Peoples, Name changed from Altenrhein Luftfahrt GmbH t/a People�s Viennaline. | A | AVCODES |
| 2823 | PEV | Pegasus Aviation | | | ICAO1 |
| 2824 | PEVE | PARAMOUNT EVENT SERVICES | | | SCAC4 |
| 2825 | PEVF | PEAVY FARM SERVICE INC | | | SCAC3 |
| 2826 | PEVG | PORT EVERGLADES XPRESS INC | | | SCAC4 |
| 2827 | PEVL | PETERSON, V L TRUCKING CO | | | SCAC3 |
| 2828 | PEVN | PEVAN TRANSFER & STORAGE | | | SCAC3 |
| 2829 | PEWC | PONY EXPRESS WAREHOUSING LLC | | | SCAC4 |
| 2830 | PEWJ | PERRY, WM, TRUCKING INC | | | SCAC3 |
| 2831 | PEWL | PETERSON, WALLY TRUCKING | | | SCAC3 |
| 2832 | PEWM | PEETERS, WIET MANAGEMENT LTD | | | SCAC4 |
| 2833 | PEX | Pelican Express | Callsign: Pelican Express, | USA | AVCODES |
| 2834 | PEX | People Express Airlines, Inc. | IATA: PE, Callsign: People Express, Merged into Continental Air Lines. na Peoplexpress | USA | AVCODES |
| 2835 | PEX | Pelican Express | | | ICAO1 |
| 2836 | PEX | POTOMAC EAGLE SCENIC RAIL EXCURSION | | | PWRC |
| 2837 | PEXB | PRIORITY EXPRESS | | | SCAC3 |
| 2838 | PEXB | PINNACLE EXPRESS INC | | | SCAC4 |
| 2839 | PEXC | PONY EXPRESS COURIER CORP | | | SCAC3 |
| 2840 | PEXC | PEARL EXPRESS | | | SCAC4 |
| 2841 | PEXF | PETROEXPRESS | | | SCAC3 |
| 2842 | PEXI | PARKS EXCAVATING | | | SCAC3 |
| 2843 | PEXJ | PETROLEUM EXPRESS | | | SCAC3 |
| 2844 | PEXM | PRO EXPRESS INC | | | SCAC4 |
| 2845 | PEXN | PEARSON, HOWARD N EXPRESS INC | | | SCAC3 |
| 2846 | PEXN | PETROLEUM EXPRESS INC | | | SCAC4 |
| 2847 | PEXO | PETES EXPRESS | | | SCAC3 |
| 2848 | PEXO | POWER EXPRESS INTERNATIONAL CO LTD | | | SCAC4 |
| 2849 | PEXP | PETRO EXPRESS COMPANY INC | | | SCAC4 |
| 2850 | PEXR | PEANUT EXPRESS | | | SCAC3 |
| 2851 | PEXT | PLC EXPEDITED | | | SCAC4 |
| 2852 | PEXU | PENEX CONTAINER LINES (THAILAND) CO,LTD | | T | BIC |
| 2853 | PEXU | PENEX LOGISTICS COMPANY LIMITED | | | SCAC4 |
| 2854 | PEXW | POSTAL EXPRESS INC | | | SCAC4 |
| 2855 | PEXY | PONDEROSA EXPRESS | | | SCAC4 |
| 2856 | PEYE | POPEYE TRANSPORT INC | | | SCAC4 |
| 2857 | PEYF | PERRY TRANSFER COMPANY INC | | | SCAC3 |
| 2858 | PEYI | POLAR ENERGY INC | | | SCAC4 |
| 2859 | PEYM | PEARCY MARINE INC | | | SCAC3 |
| 2860 | PEYM | PRODUCTOS ESPECIALIZADOS Y MANUFACT | | | SCAC4 |
| 2861 | PEYN | PETERS, EVALYN | | | SCAC3 |
| 2862 | PEYS | PERRY & SONS TRANSPORT LIMITED | | | SCAC4 |
| 2863 | PEYT | PERRY, C J TRUCKING | | | SCAC3 |
| 2864 | PEYX | TRANSPORTATION TECHNIOLOGY SERVICES, INC. | | | PWRC |
| 2865 | PEYX | TRANSPORTATION TECHNOLOGY SERVICES | | | SCAC4 |
| 2866 | PEZ | PORT EVERGLADES (FLORIDA) | | | PWRC |
| 2867 | PEZC | PEREZ, C & M TRUCKING | | | SCAC3 |
| 2868 | PEZC | PEREZ, C & M TRUCKING | | | SCAC4 |
| 2869 | PEZE | PEREZ EXPRESS | | | SCAC4 |
| 2870 | PEZL | PEZTRAN | | | SCAC4 |
| 2871 | PEZR | PEZANOSKI, ROBERT A | | | SCAC3 |
| 2872 | PF | Palestinian Airlines | ICAO: PNW, Callsign: Palestinian, IATA Prefix: 400, Liquidation started in December 2020. | PS | AVCODES |
| 2873 | PF | Pan African Airlines (Nigeria) Ltd. | | WAN | AVCODES |
| 2874 | PF | Primera Air Scandinavia A/S | ICAO: PRI, Callsign: Primera, Ceased operations on 01 October 2018. IATA Designator changed from P6 | DK | AVCODES |
| 2875 | PF | AirSial Limited | ICAO: SIF, Callsign: Air Sial, | PK | AVCODES |
| 2876 | PF | The Pioneer & Fayette R.R. Co. | 1/1975-7/2005 | | NAKINA |
| 2877 | PF | The Pioneer & Fayette R.R. Co. | 1/75-7/2000 | | NRHS |
| 2878 | PF | PIONEER & FAYETTE RAILROAD CO. | | | PWRC |
| 2879 | PF | Pioneer and Fayette Railroad | | | RSRV |
| 2880 | PFA | Pacific Flight Services Pte Ltd. | Callsign: Pacific Sing, | SGP | AVCODES |
| 2881 | PFA | Pacific Flight Services | | | ICAO1 |
| 2882 | PFAA | PARKER FARMS | | | SCAC4 |
| 2883 | PFAC | PRODUITS FORESTIERS ANTICOSTI INC | | | SCAC4 |
| 2884 | PFAF | PINNACLE FREIGHT SYSTEMS | | | SCAC4 |
| 2885 | PFAG | PIEDMONT OF MICHIGAN INC | | | SCAC3 |
| 2886 | PFAG | PACIFIC FREIGHT SYSTEMS INC | | | SCAC4 |
| 2887 | PFAH | PREMIUM FREIGHT SERVICES LLC | | | SCAC4 |
| 2888 | PFAJ | PRIMO FREIGHT SOLUTIONS | | | SCAC4 |
| 2889 | PFAK | PACIFIC RAIL SERVICES | | | SCAC4 |
| 2890 | PFAL | PACIFIC ATLANTIC TRANSPORT INC | | | SCAC3 |
| 2891 | PFAL | PACIFIC ATLANTIC TRANSPORT INC | | | SCAC4 |
| 2892 | PFAM | PDM FREIGHT SYSTEMS INC | | | SCAC4 |
| 2893 | PFAN | PACIFIC ATLANTIC TRANSPORTATION CO | | | SCAC4 |
| 2894 | PFAP | PRODUCE FARMING | | | SCAC4 |
| 2895 | PFAR | PACIFIC ARROW EXPRESS INC | | | SCAC3 |
| 2896 | PFAR | PACIFIC ARROW EXPRESS INC | | | SCAC4 |
| 2897 | PFAS | PLANT FARM AT SMOKEY POINT, THE | | | SCAC4 |
| 2898 | PFAT | PACIFICA TRANSPORTATION INC | | | SCAC3 |
| 2899 | PFAT | PFI TRANSPORTATION INC | | | SCAC4 |
| 2900 | PFAU | PRO-FORMANCE INTERMODAL INC | | CDN | BIC |
