Online Transponder Registration

Thank you for purchasing your FasTrak transponder at one of South Bay Expressway’s retail partner locations!

You can only use this Web site to register South Bay Expressway transponders that you have purchased from a retail outlet.

You can do one of the following:
  • Register Transponder toRegister Transponder to an EXISTING FasTrak Account
  • Register Transponder to a NEW FasTrak Account
  • Existing Accounts
    Click the button to the right. You will need the following information to register:
    • Transponder number(s)
    • Activation code
    • OnlinOnline access credentials to your FasTrak account
    (Note: Your existing account should be in good standing with a valid credit card on file.)
    New Accounts
    Click the button to the right. You will need the following information to register:
    • Transponder number(s)
    • Activation code
    • License plate information
    • Valid e-mail address
    • Credit card information

    Transponder Number(s): The transponder number is a 10-digit number that you can find on your transponder and on the back of the registration card that comes with the transponder in your welcome packet.

    Activation Code: The activation code is an eight-digit alpha numeric code located on the back of the registration card. The activation code must be entered with all alpha characters in UPPER CASE format. (Example: ABC123DE)

    Online Access Credentials: You will need your online access credentials only if you are registering the transponder to an existing FasTrak account. The online access credentials includes your login user ID and password that you set at the time of online account registration or via the "Get Online Access" page. If you have not already setup your user ID and password, please click here to setup your online access and return to this page.

    License Plate Information: To register a new FasTrak account, you will need the numbers for all the license plates of the vehicles that you plan to use while traveling the toll road with your FasTrak account. You must know the license plate number, state of registration, make, model, year, and color of your vehicle(s).

    Valid Email Address: You will need a valid e-mail address to register a new FasTrak account.

    Credit Card Information: You will need your credit card information to register a new FasTrak account. In addition, only FasTrak accounts with valid credit cards are allowed to register additional transponders.