Baytown State Bank
| Status: | Inactive as of 12/29/2000 |
| Merger - Without Assistance | |
| Successor Bank: | Amegy Bank |
| Headquarters: | Baytown State Bank 1 Bay Plaza Baytown, TX 77520 |
| Established: | 03/14/1969 |
| FDIC Insurance: | 07/16/1969 |
| FDIC Cert: | #19999 |
| Charter Class: | Commercial bank, state charter and Fed nonmember, supervised by the FDIC |
| Total Assets: | $83,908,000 |
| Total Deposits: | $75,829,000 |
History
| 1969-03-14 | Institution established but was not FDIC insured. Original name: Baytown State Bank | |
| 1969-07-16 | Became FDIC insured. | |
| 1969-07-16 | Changed primary regulatory agency from STATE to FEDERAL DEPOSIT INSURANCE CORPORATION | |
| 2000-12-29 | Merged into and subsequently operated as part of Southwest Bank of Texas National Association (24107) in HOUSTON, TX | |
| 2000-12-29 | Acquired Pasadena State Bank (26788) in PASADENA, TX | |
| 2000-12-29 | Acquired Baytown State Bank in BAYTOWN, TX | |
| 2000-12-29 | Acquired Citizens Bank and Trust Company of Baytown, Texas (12665) in BAYTOWN, TX | |
| 2003-07-01 | Acquired Maxim Bank (9017) in DICKINSON, TX | |
| 2004-01-31 | Acquired Lone Star Bank (22304) in DALLAS, TX | |
| 2004-10-01 | Acquired Klein Bank (22866) in SPRING, TX | |
| 2005-03-07 | Changed name to Amegy Bank National Association (24107) | |
| 2007-09-05 | Acquired Intercontinental National Bank (19112) in SAN ANTONIO, TX | |
| 2015-12-31 | Acquired Amegy Bank National Association (24107) in HOUSTON, TX | |
| 2015-12-31 | Acquired California Bank & Trust (20852) in SAN DIEGO, CA | |
| 2015-12-31 | Acquired Nevada State Bank (18113) in LAS VEGAS, NV | |
| 2015-12-31 | Acquired Zions Trust, Natioanl Association (57638) in SALT LAKE CITY, UT | |
| 2015-12-31 | Acquired The Commerce Bank of Washington, National Association (27298) in SEATTLE, WA | |
| 2015-12-31 | Acquired Vectra Bank Colorado, National Association (2993) in FARMINGTON, NM | |
| 2015-12-31 | Acquired National Bank of Arizona (20626) in TUCSON, AZ | |
| 2015-12-31 | Merged into and subsequently operated as part of Zions First National Bank (2270) in SALT LAKE CITY, UT | |
| 2016-01-01 | Changed name to ZB, National Association (2270) | |
| 2018-09-30 | Changed name to Zions Bancorporation, N.A. (2270) |