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
G& G0 G1 G2 G3 G4 G5 G6 G7 G8 G9 GA GB GC GD GE GF GG GH GI GJ GK GL GM GN GO GP GQ GR GS GT GU GV GW GX GY GZ
GRA GRB GRC GRD GRE GRF GRG GRH GRI GRJ GRK GRL GRM GRN GRO GRP GRQ GRR GRS GRT GRU GRV GRW GRX GRY GRZ
GRMC GRME GRMG GRMH GRMI GRMN GRMP GRMQ GRMR GRMS GRMU GRMW GRMX GRMY
1 GRMX The Gopher State Railway Museum Inc. 7/2000-7/2005 (not listed)   NAKINA
2 GRMX General Roofing Manufacturing Co. (Certain-teed Products Corp.) 8/1920   NAKINA
3 GRMX The Gopher State Railway Museum Inc. Jul-00   NRHS
4 GRMX *CERTAIN-TEED PRODUCTS CORP. [GENERAL ROOFING MANUFACTURING CO.]     PWRC
5 GRMX *GREAT MIAMI & WESTERN RAILWAY     PWRC
6 GRMX +GOPHER STATE RAILWAY MUSEUM     PWRC
7 GRMX Gopher State Railway Museum     RSRV
8 GRMX GOPHER STATE RAILWAY MUSEUM INC, TH     SCAC4