United States number of banks : 2939
| No. | Bank name |
|---|---|
| 1981 | OCCIDENTAL PETROLEUM CORPORATION |
| 1982 | OCONNOR AND COMPANY |
| 1983 | OECHSLE INTERNATIONAL ADVISORS LLC |
| 1984 | OFFICE DEPOT INC. |
| 1985 | OFFICE OF JIM V. KIMSEY |
| 1986 | OFFIT BANK |
| 1987 | OHANA PACIFIC BANK |
| 1988 | OHIO BANK THE |
| 1989 | OHIO PUBLIC EMPLOYEES RETIREMENT SYSTEM |
| 1990 | OHIO STATE UNIVERSITY |
| 1991 | OKABENA INVESTMENT SERVICES INC. |
| 1992 | OLD NATIONAL BANK |
| 1993 | OLD PLANK TRAIL COMMUNITY BANK |
| 1994 | OLD WEST INVESTMENT MANAGEMENT LLC |
| 1995 | OLIVETREE USA LLC |
| 1996 | OLSTEIN AND ASSOCIATES |
| 1997 | OLYMPIC HOLDINGS LLC. |
| 1998 | OMGEO LLC |
| 1999 | OMT CAPITAL MANAGEMENT LLC |
| 2000 | ONECHICAGO LLC |
| 2001 | ONEWEST BANK FSB |
| 2002 | OPEN BANK |
| 2003 | OPEN DOOR CAPITAL ADVISORS US LLC |
| 2004 | OPPENHEIMER AND CO INC. |
| 2005 | OPPENHEIMER AND COMPANY |
| 2006 | OPTIMUM INVESTMENT ADVISORS LP |
| 2007 | OPTIONS CLEARING CORPORATION THE |
| 2008 | ORANGE COUNTY TRUST CO |
| 2009 | ORBIMED ADVISORS LLC |
| 2010 | ORBITEX MGT. INC. |