| 1 | APHX | Air Products Polymers, L.P. | added 1/1999; 7/2000-7/2005 | | NAKINA |
| 2 | APHX | Apache Powder Co. | 7/1930-1/1952; eliminated 4/1954; 7/1954 | | NAKINA |
| 3 | APHX | Arms Palace Horse Car Co. | 8/1920 | | NAKINA |
| 4 | APHX | Arms Palace Horse Car Co. (Arms-Yager Ry. Car Co.) | 7/1923 | | NAKINA |
| 5 | APHX | Apache Powder Co. | 4/38-1/52; eliminated 4/54 | | NRHS |
| 6 | APHX | Air Products Polymers, L.P. | added 1/99; 7/2000 | | NRHS |
| 7 | APHX | AIR PRODUCTS POLYMERS, LP | | | PWRC |
| 8 | APHX | *ARMS PALACE HORSE CAR CO. (ARMS-YAGER RY. CAR CO.) | | | PWRC |
| 9 | APHX | *APACHE POWDER CO. | | | PWRC |
| 10 | APHX | Air Products Polymers | | | RSRV |
| 11 | APHX | AIR PRODUCTS POLYMERS LP | | | SCAC4 |
| 12 | APHX | Air Products Polymers, L.P. | | USA | TRAFFIC |