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
R& R0 R1 R2 R3 R4 R5 R6 R7 R8 R9 RA RB RC RD RE RF RG RH RI RJ RK RL RM RN RO RP RQ RR RS RT RU RV RW RX RY RZ RØ
RQA RQB RQC RQD RQE RQL RQM RQP RQS RQT RQU RQW RQX RQZ
RQAX
1 RQA Royale Airlines International Callsign: Royale, Ceased operations. EAK AVCODES
2 RQAX RailQuest America, Inc. 7/2005 (not listed)   NAKINA
3 RQAX RAILQUEST AMERICA, INC.     PWRC
4 RQAX RailQuest America     RSRV