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
HYA HYB HYC HYD HYE HYF HYG HYH HYI HYJ HYK HYL HYM HYN HYO HYP HYR HYS HYT HYU HYV HYW HYX
HYDA HYDB HYDC HYDD HYDG HYDK HYDL HYDN HYDP HYDR HYDS HYDU HYDX
1 HYDX Praxair, Inc. added 1/1993; 1/1994-7/2005   NAKINA
2 HYDX Union Carbide Corp., Chemicals and Plastics Co., Inc. eliminated 1/1993   NAKINA
3 HYDX Union Carbide Corp. added 5/1983   NAKINA
4 HYDX Union Carbide Corp., Chemicals and Plastics Co., Inc. eliminated 5/1983   NAKINA
5 HYDX Union Carbide Corp., Chemicals and Plastics Division added 10/1980   NAKINA
6 HYDX Union Carbide Corp., Chemicals and Plastics Co., Inc. added 7/1980   NAKINA
7 HYDX Union Carbide Corp. eliminated 10/1980   NAKINA
8 HYDX Union Carbide Corp., Chemicals and Plastics Co., Inc. added 7/1980   NAKINA
9 HYDX Union Carbide Corp., Chemicals and Plastics Division added 1/1979; 1/1980; eliminated 7/1980   NAKINA
10 HYDX Union Carbide Corp., Chemicals and Plastics Operations Division added 1/1968; 4/1970-1/1975; eliminated 1/1979   NAKINA
11 HYDX Union Carbide Corp., Chemicals and Plastics added 10/1967; eliminated 1/1968   NAKINA
12 HYDX Union Carbide Corp., Chemicals Division added 7/1961; 7/1965-10/1966; eliminated 10/1967   NAKINA
13 HYDX Union Carbide Corp., Chemicals Division 7/65-10/66; eliminated 10/67   NRHS
14 HYDX Union Carbide Corp., Chemicals and Plastics added 10/67; eliminated 1/68   NRHS
15 HYDX Union Carbide Corp., Chemicals and Plastics Operations Division added 1/68; 4/70-1/75; eliminated 1/79   NRHS
16 HYDX Union Carbide Corp., Chemicals and Plastics Division added 1/79; 1/80; eliminated 7/80   NRHS
17 HYDX Union Carbide Corp., Chemicals and Plastics Co., Inc. added 7/80   NRHS
18 HYDX Union Carbide Corp. eliminated 10/80   NRHS
19 HYDX Union Carbide Corp., Chemicals and Plastics Co., Inc. added 7/80   NRHS
20 HYDX Union Carbide Corp., Chemicals and Plastics Division added 10/80   NRHS
21 HYDX Union Carbide Corp., Chemicals and Plastics Co., Inc. eliminated 5/83   NRHS
22 HYDX Union Carbide Corp. added 5/83   NRHS
23 HYDX Union Carbide Corp., Chemicals and Plastics Co., Inc. eliminated 1/93   NRHS
24 HYDX Praxair, Inc. added 1/93; 1/94-7/2000   NRHS
25 HYDX (UCOX) PRAXAIR, INC. [UNION CARBIDE CORP.]     PWRC
26 HYDX Union Carbide Corporation (Praxair)     RSRV
27 HYDX PRAXAIR, INC.     SCAC4