| 1 | PHP | Pannon Airlines Air-transporting Ltd. | Callsign: Panlines, | H | AVCODES |
| 2 | PHP | PSI Air 2007, Inc. | IATA: CM, Callsign: Sky Power, IATA Prefix: 520, | RP | AVCODES |
| 3 | PHPA | PHILIPPINE AIRLINES INC (AIR CODE P | | | SCAC4 |
| 4 | PHPC | PETROLEUM HEAT & POWER CO INC | | | SCAC4 |
| 5 | PHPD | PHILLIP DELIVERY | | | SCAC3 |
| 6 | PHPG | PHILLIPS GARAGE INC | | | SCAC4 |
| 7 | PHPI | PHELPS, TIMMIE TRUCKING | | | SCAC3 |
| 8 | PHPM | PARRISH, H PAUL & MARGARET C | | | SCAC3 |
| 9 | PHPM | PARRISH, H PAUL & MARGARET C | | | SCAC4 |
| 10 | PHPP | PHILLIPS-PARR , INC. | | | SCAC3 |
| 11 | PHPQ | PHILLIPS TRUCK LINE | | | SCAC3 |
| 12 | PHPS | PHILLIPS TRUCKING COMPANY | | | SCAC3 |
| 13 | PHPT | PHILLIPS TRUCKING INC | | | SCAC3 |
| 14 | PHPW | PHILLIPS WORLD TRAVEL INC | | | SCAC3 |
| 15 | PHPW | POSEIDON SHIPPING & TRADING CO LTD | | | SCAC4 |
| 16 | PHPX | Virginia-Carolina Chemical Corp., Chemicals Division | 1/1943 | | NAKINA |
| 17 | PHPX | Virginia-Carolina Chemical Corp., Phosphate Products Division | 7/1937-1/1941 | | NAKINA |
| 18 | PHPX | Phosphate Products Corp. | 7/1935 | | NAKINA |
| 19 | PHPX | Phosphate Products Division (Virginia-Carolina Chemical Corp., Phosphate Products Division) | Apr-38 | | NRHS |
| 20 | PHPX | VIRGINIA-CAROLINA CHEMICAL CORP., cHEMICALS DIV. [PHOSPHATE PRODUCTS DIV.] | | | PWRC |
