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
H& H0 H1 H2 H3 H4 H5 H6 H7 H8 H9 HA HB HC HD HE HF HG HH HI HJ HK HL HM HN HO HP HQ HR HS HT HU HV HW HX HY HZ
HTA HTB HTC HTD HTE HTF HTG HTH HTI HTJ HTK HTL HTM HTN HTO HTP HTQ HTR HTS HTT HTU HTV HTW HTX HTY HTZ
HTTA HTTB HTTD HTTG HTTH HTTI HTTM HTTN HTTP HTTQ HTTS HTTT HTTV HTTW HTTX
1 HTTX TTX Co. added 1/1992; 1/1994-7/2005   NAKINA
2 HTTX Trailer Train Co. added 4/1968; 10/1968-1/1980; eliminated 1/1992   NAKINA
3 HTTX Trailer Train Co. added 4/1968   NAKINA
4 HTTX Trailer Train Co. (FMS flats specifically equipped with heavy duty chains, snubbers and turnbuckles, secured to moveable and retractable tiedown anchors, in four longitudinal channels) 10/1968   NAKINA
5 HTTX Trailer Train Co./TTX Co. (flat cars equipped with 38 heavy duty chains, with snubbers and turnbuckles, each secured to movable and retractable tie-down winches in 4 longitudinal channels, for transporting large earth moving equipment) 4/1970-1/1994   NAKINA
6 HTTX TTX Co. (flat cars equipped with 38 heavy duty chains, with snubbers and turnbuckles, each secured to movable and retractable tie-down winches in 4 longitudinal channels, for transporting large earth-moving equipment, equipped with end of car cush.) 7/2000   NAKINA
7 HTTX Trailer Train Co. added 4/68   NRHS
8 HTTX Trailer Train Co. (FMS flats specifically equipped with heavy duty chains, snubbers and turnbuckles, secured to moveable and retractable tiedown anchors, in four longitudinal channels) Oct-68   NRHS
9 HTTX Trailer Train Co. Apr-70   NRHS
10 HTTX Trailer Train Co. (flat cars equipped with 38 heavy duty chains, with snubbers and turnbuckles, each secured to movable and retractable tie-down winches in 4 longitudinal channels, for transporting large earth moving equipment) 1/75-1/80; eliminated 1/92   NRHS
11 HTTX TTX Co. (flat cars equipped with 38 heavy duty chains, with snubbers and turnbuckles, each secured to movable and retractable tie-down winches in 4 longitudinal channels, for transporting large earth moving equipment) added 1/92; 1/94   NRHS
12 HTTX TTX Co. (flat cars equipped with 38 heavy duty chains, with snubbers and turnbuckles, each secured to movable and retractable tie-down winches in 4 longitudinal channels, for transporting large earth-moving equipment, equipped with end of car cush.) Jul-00   NRHS
13 HTTX TTX COMPANY     PWRC
14 HTTX Trailer Train (TTX Corporation)     RSRV
15 HTTX TTX COMPANY     SCAC4