• Bank Name:First State Bank
  • Bank Class:Federal Reserve Non-Member Bank
  • Member FDIC:Certificate #15752
  • Routing Number:N/A
  • locations:20 Branches in Illinois
  • Web Address:
Headquarters:706-8 Washington Street, Mendota, Illinois 61342


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18 East Wilson Street, Batavia 60510
1978 West Wilson Street, Batavia 60510
502 North Hershey, Bloomington 61704
426 Army Trail Road, Carol Stream 60188
155 North Third Street, DeKalb 60115
323 West State Street, Geneva 60134
90 North Main Street, La Moille 61330
411 West Main Street, McNabb 61335
706-8 Washington Street, Mendota 61342
3320 South Route 59, Naperville 60564
75 S. Randall Road, North Aurora 60542
1212 La Salle Street, Ottawa 61350
4351 Venture Drive, Peru 61354
680 West Peru Street Route 6, Princeton 61356
304 East Highway 38, Rochelle 61068
620 East Main Street, Saint Charles 60174
2601 Oak Street, Saint Charles 60175
203 West Comanche Avenue, Shabbona 60550
115 Plaza Drive, Streator 61364
10001 U S 30, Waterman 60556


First State Bank was founded in July 1940 and is based in Mendota, Illinois. The bank operates as a subsidiary of Tri-County Financial Group, Inc.. According to the FDIC and based on the institution's charter type, First State Bank is classified as a commercial bank, state charter and Fed nonmember, supervised by the FDIC. First State Bank is a FDIC-insured bank with certificate number of 15752. The Fed RSSD ID of First State Bank is 887340.

First State Bank currently operates with 20 branches located in Illinois. First State Bank is the 33rd largest bank in Illinois. The bank does not have any offices outside Illinois. As of today, First State Bank is the 421st largest bank in US by branch count.

Bank routing number is a 9 digit code which is necessary to process Fedwire funds transfers, process direct deposits, bill payments, and other such automated transfers. We currently do not have a routing number for First State Bank in our database.

The full address of bank headquarters is 706-8 Washington Street, Mendota, IL 61342. You can visit the official website of the bank at for more information and online banking service if available. For a list of all First State Bank branches and detailed branch information like hours of operation, phone number and address; please refine your search by selecting a state from the map or list below.


Below is a list of some important events in banks history, including mergers and acquisitions.

Jul 06, 1940Institution established: Original name: First State Bank

Aug 12, 1971Change trust powers from Full Trust Powers Granted to Limited Trust Powers Granted

Nov 20, 1998Acquired Farmers State Bank of McNabb (5721) in Mcnabb, Il

Feb 25, 2011Acquired Valley Community Bank (34187) in St. Charles, Il as part of a government assisted transaction.

Jun 08, 2012Acquired Farmers' and Traders' State Bank (9257) in Shabbona, IL as part of a government assisted transaction.

View 2 More Events in Banks History …


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4351 Venture Drive, Peru, IL 61354
155 North Third Street, DeKalb, IL 60115
304 East Highway 38, Rochelle, IL 61068
115 Plaza Drive, Streator, IL 61364
411 West Main Street, McNabb, IL 61335
3320 South Route 59, Naperville, IL 60564
75 S. Randall Road, North Aurora, IL 60542

No new branches were opened in the last 12 months...


No branches were closed in the last 6 months...

355 Offices in Illinois
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