Citibank, History
The following are major historical events for Citibank, including mergers and acquisitions.
| 1812-06-16 | Institution established: Original name:The National City Bank of NewYork | |
| 1955-03-30 | Changed name to The First National City Bank of NewYork | |
| 1962-01-19 | Changed name to First National City Bank | |
| 1976-01-02 | Acquired Citibank (Mid-Hudson), National Association (6999) in WOODBURY TOWNSHIP, NY | |
| 1976-01-02 | Acquired Citibank (Suffolk), National Association (20546) in ISLIP TOWNSHIP, NY | |
| 1976-03-01 | Changed name to Citibank, N. A. | |
| 1982-06-12 | Acquired Banco Regional (22321) in BAYAMON, PR | |
| 1984-08-16 | Acquired Girod Trust Company (23765) in SAN JUAN, PR | |
| 2001-07-17 | Changed name to Citibank, National Association | |
| 2001-07-17 | Acquired European American Bank (19882) in NEW YORK CITY, NY | |
| 2003-08-30 | Acquired Citibank (New York State) (7307) in PITTSFORD, NY | |
| 2006-10-01 | Moved bank headquarters from NEW YORK CITY, NY to LAS VEGAS, NV | |
| 2006-10-01 | Acquired Citibank (Delaware) (24029) in NEW CASTLE, DE | |
| 2006-10-01 | Acquired CFSB, National Association (28251) in RESTON, VA | |
| 2006-10-01 | Acquired Citibank Texas, National Association (32623) in DALLAS, TX | |
| 2006-10-01 | Acquired West, National Association (57443) in SAN FRANCISCO, CA | |
| 2006-10-01 | Acquired Citicorp Trust, National Association (26170) in LOS ANGELES, CA | |
| 2008-11-23 | Maintained operations with government open bank assistance. | |
| 2011-07-01 | Moved bank headquarters from LAS VEGAS, NV to SIOUX FALLS, SD | |
| 2011-07-01 | Acquired Citibank (South Dakota), N.A. (23360) in SIOUX FALLS, SD | |
| 2012-01-01 | Acquired Citicorp Trust Bank, fsb (18708) in WILMINGTON, DE |