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
O& O2 O3 O4 O5 O6 O7 O8 O9 OA OB OC OD OE OF OG OH OI OJ OK OL OM ON OO OP OQ OR OS OT OU OV OW OX OY OZ
OPA OPB OPC OPD OPE OPF OPG OPH OPI OPJ OPK OPL OPM OPN OPO OPP OPR OPS OPT OPU OPV OPW OPX
OPPE OPPI OPPR OPPS OPPX OPPZ
1 OPPX Omaha Public Power District added 7/1994; 7/2000-7/2005   NAKINA
2 OPPX Oppenheimer Casing Co. 7/1932   NAKINA
3 OPPX Oppenheimer Casing Co. (Union Refrigerator Transit Co.) 7/1935   NAKINA
4 OPPX Omaha Public Power District added 7/94; 7/2000   NRHS
5 OPPX *OPPENHEIMER CASING CO.     PWRC
6 OPPX +OMAHA PUBLIC POWER DISTRICT     PWRC
7 OPPX Omaha Public Power District     RSRV
8 OPPX OMAHA PUBLIC POWER DISTRICT     SCAC4