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Southside Bank

Presidents’ Day - Monday, February 18th: All traditional branches and motor banks will be closed. Grocery store locations will be open 9 a.m. – 4 p.m. Customer Care available 9 a.m.- 4 p.m. at 877.639.3511
Southside Bank

Activation for MasterCard SecureCode is now automatic and registration is no longer required for Southside Bank debit cardholders.  If a transaction is presented to the bank for authorization where the transaction details do not match what we have on record, you may be required to authenticate the transaction using a One Time Passcode (OTP) that will be sent to the mobile number that is on file. 

Contact our Customer Care with any additional questions at our Toll-Free line at 877.639.3511 or send us a secure email

MasterCard SecureCode FAQ