Phone Number of 
Old Second Bank is 
+1-800-466-6499, +1-800-754-4128 .
Old Second Bank originally
 Old Second Bancorp, Inc. is a provider of banking and financial services and a bank holding company
 More Than a bank based in Aurora, Illinois in the United States. The bank is pioneered in offering various banking services like savings account, current account with a facility of checking them anywhere using ATM cards and internet banking facility, loan services, retirement plans,
 Credit Card services, online and
 Mobile banking, retail banking, commercial banking, consumer banking, wealth management services, personal banking services and business banking services.
 Old Second Bank have its presence in several parts of the state covering counties such as Will, Kane, LaSalle, Kendall, DuPage and DeKalb through its branches and ATMs.
Old Second
 National Bank was established in the year 1871, but the holding company of the bank i.e. Old Second Bancorp Holding company was established in the year 1982. The bank offer its loans services to corporations, partnerships, and individuals which is a unique quality of its business. In addition to that it offers a range of products, including conventional, government, and jumbo loans. For the convenience of its customers the bank operates a customer care center where customers can get information on bank's products and services.
 
Old Second Bank Address 
The address of Old Second Bank is 1st Floor NOE, 37 S River Street, Aurora, Illinois 60506-4172, United States.
Old Second Bank Email Address 
The email address of Old Second Bank is 
supportcenter@oldsecond.com.
Old Second Bank Website 
The Website of Old Second Bank is 
www.oldsecond.com.
Old Second Bank Customer Support Service Phone Number 
The customer support phone number of Old Second Bank is 
+1-800-466-6499, +1-800-754-4128 (Click phone number to call).
The postal and 
official address, email address and 
phone number (
helpline) of 
Old Second Bank Service Center and 
Old Second Bank customer service phone number  is given below. The  
helpline of Old Second Bank customer service phone number may or may not be 
toll free.
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