| 1 | PRF | Precision Air Services Ltd. | IATA: PW, Callsign: Precision Air, | EAT | AVCODES |
| 2 | PRF | Precision Air | IATA: PW | | ICAO1 |
| 3 | PRFA | PART IV (4) BROKERAGE INC | | | SCAC3 |
| 4 | PRFA | PRO FAST (1996) LIMITED | | | SCAC4 |
| 5 | PRFB | PACIFIC REGION FREIGHT BUREAU | | | SCAC3 |
| 6 | PRFB | PRO-FAB | | | SCAC4 |
| 7 | PRFC | PUERTO RICAN FORWARDING CO INC | | | SCAC3 |
| 8 | PRFD | PARAMOUNT FORWARDERS INC | | | SCAC3 |
| 9 | PRFE | PROVISIONERS FROZEN EXPRESS, INC | | | SCAC3 |
| 10 | PRFE | PRO-FAB INDUSTRIES INC | | | SCAC4 |
| 11 | PRFF | PROFICIENT FOOD COMPANY | | | SCAC3 |
| 12 | PRFG | PR FARMING | | | SCAC4 |
| 13 | PRFH | PRIORITY AIR FREIGHT | | | SCAC3 |
| 14 | PRFH | PRIORITY WORLDWIDE SERVICES | | | SCAC4 |
| 15 | PRFI | PRAMER FUEL INC | | | SCAC4 |
| 16 | PRFJ | PROF TECHNOLGY INTERNATIONAL INC. | | | SCAC3 |
| 17 | PRFJ | PRESCOTT FARMS | | | SCAC4 |
| 18 | PRFM | PROFESSIONAL MOVING SERVICE | | | SCAC3 |
| 19 | PRFN | PROFESSIONAL TRANSPORT INC | | | SCAC3 |
| 20 | PRFO | PRIMO FREIGHT DISTRIBUTORS | | | SCAC3 |
| 21 | PRFO | PROFOIN INC | | | SCAC4 |
| 22 | PRFQ | PROFESSIONAL TRAVEL CORPORATION | | | SCAC3 |
| 23 | PRFR | PARAMOUNT FRUIT | | | SCAC3 |
| 24 | PRFR | PREFERRED TRANSIT INC | | | SCAC4 |
| 25 | PRFT | PRAY FOR TRANSPORTATION INC | | | SCAC3 |
| 26 | PRFT | PRIMARY FREIGHT SERVICES INC | | | SCAC4 |
| 27 | PRFV | PROFESSIONAL FREIGHT SERVICES INC | | | SCAC4 |
| 28 | PRFW | PRONTO FREIGHT WAYS INC | | | SCAC4 |
| 29 | PRFX | A.F. Pringle & Co., Inc. | 1/1950-1/1952; eliminated 7/1953 | | NAKINA |
| 30 | PRFX | A.F. Pringle & Co., Inc. | Jan-52 | | NRHS |
| 31 | PRFX | A. F. PRINGLE & CO., INC. | | | PWRC |
| 32 | PRFY | PARKER REFRIGERATED SERVICE | | | SCAC3 |
