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
HIA HIB HIC HID HIE HIF HIG HIH HII HIJ HIK HIL HIM HIN HIO HIP HIR HIS HIT HIV HIW HIX HIZ
HIPA HIPL HIPP HIPX
1 HIPX NRG Energy, Inc. added 10/2006   NAKINA
2 HIPX Texas Genco II, LP added 7/2005; 7/2005; eliminated 10/2006   NAKINA
3 HIPX Texas Genco, LP added 10/2004; eliminated 7/2005   NAKINA
4 HIPX Reliant Energy HL&P added 7/2000; 7/2000; eliminated 10/2004   NAKINA
5 HIPX Houston Lighting & Power Co. eliminated 7/2000   NAKINA
6 HIPX Hawkeye Produce Co. 1/1952; eliminated 1/1953   NAKINA
7 HIPX Hawkeye Produce Co. 1/52; eliminated 1/53   NRHS
8 HIPX Houston Lighting & Power Co. eliminated 7/2000   NRHS
9 HIPX Reliant Energy HL&P added 7/2000; 7/2000   NRHS
10 HIPX *HAWKEYE PRODUCE CO.     PWRC
11 HIPX +NRG ENERGY [TEXAS GENCO, LP; RELIANT ENERGY HL&P; HOUSTON INDUSTRIES INC - HOUSTON LIGHTING AND POWER CO]     PWRC
12 HIPX Reliant Energy HL and P     RSRV
13 HIPX NRG ENERGY INC     SCAC4