OnBank
| Status: | Inactive as of 01/01/1997 |
| Merger - Without Assistance | |
| Successor Bank: | OnBank & Trust Co. |
| Headquarters: | OnBank 101 South Salina Street Syracuse, NY 13202 |
| Established: | 01/01/1855 |
| FDIC Insurance: | 08/09/1989 |
| FDIC Cert: | #16042 |
| Charter Class: | |
| Total Assets: | $476,717,000 |
| Total Deposits: | $198,687,000 |
History
| 1855-01-01 | Institution established: Original name:Onondaga Savings Bank | |
| 1983-11-18 | Acquired The Oneida County Savings Bank (15982) in ROME, NY | |
| 1987-08-06 | Changed organization type to STOCK SAVINGS BANK | |
| 1991-02-06 | Changed name to OnBank | |
| 1997-01-01 | Merged into and subsequently operated as part of OnBank & Trust Co. (7319) in SYRACUSE, NY | |
| 1998-04-01 | Acquired OnBank & Trust Co. (7319) in SYRACUSE, NY | |
| 1998-04-01 | Acquired Franklin First Savings Bank (29136) in WILKES-BARRE, PA | |
| 1998-04-01 | Merged into and subsequently operated as part of Manufacturers and Traders Trust Company (588) in BUFFALO, NY | |
| 1999-06-01 | Acquired First National Bank of Rochester (19514) in ROCHESTER, NY | |
| 2000-10-07 | Acquired Keystone Financial Bank, National Association (7712) in HARRISBURG, PA | |
| 2001-02-10 | Acquired Premier National Bank (6964) in POUGHKEEPSIE, NY | |
| 2003-04-01 | Acquired Allfirst Bank (4822) in BALTIMORE, MD | |
| 2003-06-14 | Acquired Allfirst Trust Company of Pennsylvania, National Association (35482) in HARRISBURG, PA | |
| 2003-06-14 | Acquired Allfirst Trust Company National Association (34466) in MCLEAN, VA | |
| 2003-07-04 | Acquired Allfirst Financial Center National Association (23834) in MILLSBORO, DE | |
| 2007-11-30 | Acquired Partners Trust Bank (16045) in UTICA, NY | |
| 2007-11-30 | Acquired Partners Trust Municipal Bank (614) in UTICA, NY | |
| 2009-05-23 | Acquired Provident Bank of Maryland (15951) in BALTIMORE, MD | |
| 2009-08-28 | Acquired Bradford Bank (28312) in BALTIMORE, MD as part of a government assisted transaction. | |
| 2010-11-05 | Acquired K Bank (31263) in RANDALLSTOWN, MD as part of a government assisted transaction. | |
| 2015-11-01 | Acquired Hudson City Savings Bank (13074) in PARAMUS, NJ |