ABA of WESTAMERICA BANK
121140218

  • FedACH
    Bank name: Westamerica Bank
    Address: Suisun City, CA
    Servicing Fed's Main Office: 121000374
    Phone: 800-848-1088
    Status: Active
    Type: Main Office
  • Fedwire
    Bank name: Westamerica Bank
    Book entry securities transfer status: Eligible
    Funds transfer status: Eligible
    Location: Suisun City, CA
    Bank name: Westamerica Bank
    Revision date: 2001-07-31
    Telegraphic name: WEST AM BK SUI CY
What is a Routing Number?
In the United States, an ABA routing transit number (ABA RTN) is a nine-digit code printed on the bottom of checks to identify the financial institution on which it was drawn.