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
QREX
1 QREX General American Transportation Corp. 7/1937   NAKINA
2 QREX Quaker City Refrigerator Line (General American Tank Car Corp.) 7/1935   NAKINA
3 QREX Quaker City Refrigerator Line 7/1930-7/1932   NAKINA
4 QREX QUAKER CITY REFRIGERATOR LINE (GENERAL AMERICAN TRANSPORTATION CORP.)     PWRC