Columbia Savings and Loan Association
| Status: | Inactive as of 04/30/1982 |
| Merger - Without Assistance | |
| Successor Bank: | Illini Federal Savings and Loan Association |
| Headquarters: | Columbia Savings and Loan Association 238 North Main Street Columbia, IL 62236 |
| Established: | 01/01/1914 |
| FDIC Insurance: | 08/25/1961 |
| FDIC Cert: | #29021 |
| Charter Class: |
History
| 1914-01-01 | Institution established: Original name:Columbia Savings and Loan Association | |
| 1982-04-30 | Merged into and subsequently operated as part of Illini Federal Savings and Loan Association (30565) in FAIRVIEW HEIGHTS, IL | |
| 1990-01-18 | Merged into and subsequently operated as part of First Financial Bank, FSB (28939) in STEVENS POINT, WI | |
| 1990-05-25 | Acquired Durand Federal Savings and Loan Association (29306) in DURAND, WI | |
| 1990-08-17 | Acquired Security Federal Savings and Loan Association (32752) in PEORIA, IL | |
| 1993-01-01 | Acquired Westinghouse Federal Bank, A Federal Savings Bank (30009) in GALESBURG, IL | |
| 1994-02-27 | Acquired North Land Bank of Wisconsin, SSB (28603) in ASHLAND, WI | |
| 1994-10-01 | Acquired First Financial-Port Savings Bank, FSB (30537) in PORT WASHINGTON, WI | |
| 1995-02-28 | Change trust powers from TRUST POWERS NOT GRANTED to FULL TRUST POWERS GRANTED | |
| 1995-02-28 | Acquired First Federal Savings Bank, F.S.B. (29321) in ROCKFORD, IL | |
| 1996-01-01 | Changed name to First Financial Bank (28939) | |
| 1998-11-12 | Merged into and subsequently operated as part of Associated Bank Milwaukee (1509) in MILWAUKEE, WI | |
| 2001-04-20 | Changed name to Associated Bank, National Association (5296) | |
| 2001-04-20 | Acquired Associated Bank, National Association (5311) in NEENAH, WI | |
| 2001-04-20 | Merged into and subsequently operated as part of Associated Bank, National Association (5296) in GREEN BAY, WI | |
| 2001-05-25 | Acquired Associated Bank North (12340) in WAUSAU, WI | |
| 2001-05-25 | Acquired Associated Bank South Central (13237) in MADISON, WI | |
| 2001-05-25 | Acquired Associated Bank Lakeshore, National Association (11619) in MANITOWOC, WI | |
| 2003-09-12 | Acquired Associated Card Services Bank, National Association (34208) in STEVENS POINT, WI | |
| 2003-11-21 | Acquired Associated Bank Illinois, National Association (34916) in ROCKFORD, IL | |
| 2005-02-19 | Acquired First Federal Capital Bank (28981) in LA CROSSE, WI | |
| 2005-07-15 | Acquired Associated Bank Minnesota, National Association (18704) in MINNEAPOLIS, MN | |
| 2005-07-15 | Acquired Associated Bank Chicago (22177) in CHICAGO, IL | |
| 2005-10-21 | Reorganized. | |
| 2005-11-04 | Acquired State Financial Bank, National Association (3753) in HALES CORNERS, WI | |
| 2007-06-29 | Acquired The First National Bank of Hudson (5348) in WOODBURY, MN | |
| 2018-06-24 | Acquired Bank Mutual (30125) in BROWN DEER, WI | |
| 2020-02-14 | Acquired The First National Bank in Staunton (14924) in STAUNTON, IL |