Open Account

FDIC-Insured - Backed by the full faith and credit of the U.S. Government

Open Account

Welcome to b1BANK

Click the Log In button below to log into your b1BANK account.

Log In

How to Login to Online Banking

  • Click the Log In button above.
  • Enter your previous TCB Username and Password in the designated boxes.
    • TREASURY MANAGEMENT CLIENTS: Enter your current TCB Username in the Username field. If you currently use a token in lieu of a password please enter your email address in the password field.
  • You will receive a one-time-only secure access code to verify your identity.
    • Select the method you would like to receive your code.
  • Enter the six-digit code.
  • You will be required to change your password.
    • Must be at least 8 characters long.
    • No more than 20 characters long.
    • Must contain a minimum of 1 number.
    • Must contain a minimum of 1 uppercase character.
  • Review the User Agreement and click I Accept.
  • If you are unable to access your account, please contact a Client Services representative at 877.614.7600, Monday - Friday from 8:30 a.m. - 5:00 p.m. CDT.

For more detailed step-by-step instructions click here.

REMINDER: Activate your new b1BANK Debit Card before July 25.

  • Follow the instructions on the front of the card to activate it.
  • If you are unable to active your card, please call 877.614.7600 Monday through Friday from 9:00 a.m. - 5:00 pm. for assistance.
  • For more information see page 7 of our Welcome Guide.

If you did not receive your new b1BANK Debit Card, please visit one of the following locations to have a new debit card issued immediately.

  • Pasadena: 4949 Fairmont Parkway, Pasadena, TX 77505
  • NASA: 1800 NASA Parkway, Houston, TX 77058
  • Rosenberg: 24701 Southwest Freeway, Suite 700, Rosenberg, TX 77471
  • West University: 3636 Rice Boulevard, Suite 100, Houston, TX 77005