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
QM& QMA QMB QME QMG QMH QMI QMK QML QMM QMN QMP QMR QMS QMV QMX
QM&S
1 QM&S Quebec, Montreal & Southern Ry. Co. 7/1923   NAKINA
2 QM&S CANADIAN NATIONAL RWYS. [QUEBEC, MONTREAL & SOUTHERN RWY. CO.]     PWRC