1 | QSM | Qeshm Air | IATA: QB, Callsign: Qeshm Air, IATA Prefix: 237, ICAO Designator changed from IRQ. | IR | AVCODES |
2 | QSMO | QUALITY SERVICES MOVING | | | SCAC4 |
3 | QSMX | Quaker State Corp. | added 10/1987; 1/1994; eliminated 10/1994; 7/2000-7/2005 (not listed) | | NAKINA |
4 | QSMX | Quaker State Oil Refining Corp. | 4/1938-1/1980; eliminated 10/1987 | | NAKINA |
5 | QSMX | Quaker State Oil Refining Co. | 7/1930-7/1937 | | NAKINA |
6 | QSMX | Quaker State Oil Refining Corp. | 4/38-1/80; eliminated 10/87 | | NRHS |
7 | QSMX | Quaker State Corp. | added 10/87; 1/94; eliminated 10/94; 7/2000 | | NRHS |
8 | QSMX | QUAKER STATE OIL REFINING CORPORATION | | | PWRC |
9 | QSMX | Quaker State Oil Refining Corporation | | | RSRV |
10 | QSMX | QUAKER STATE OIL REFINING CORP | | | SCAC3 |