Real world company prefixes

0 1 2 3 4 5 6 7 8 9 A B C D E F G H I J K L M n O P Q R S T U V W X Y Z Ø
Q& Q0 Q1 Q2 Q3 Q4 Q5 Q6 Q7 Q8 Q9 QA QB QC QD QE QF QG QH QI QJ QK QL QM QN QO QP QQ QR QS QT QU QV QW QX QY QZ
QRA QRB QRC QRE QRK QRL QRM QRN QRO QRP QRR QRS QRT QRW
QRSM QRSX
1 QRSM QRS     SCAC4
2 QRSX Quality Railway Services & Supply Co. 7/2000; eliminated 7/2001; added 10/2001; 7/2005; eliminated 4/2007   NAKINA
3 QRSX Quality Railway Services & Supply Co. 7/2000; eliminated 7/2001   NRHS
4 QRSX QUALITY RAILWAY SERVICES & SUPPLY COMPANY     PWRC
5 QRSX Quality Railway Services and Supply     RSRV
6 QRSX QUALITY RAILWAY SERVICES & SUPPLY C     SCAC4