Simply insert your credit card into the machine (just like you do at the gas station).
Make sure the credit card strip is facing up (credit card may face either way, as long as the strip is on top).
Any credit card or gift card that has the Visa, MasterCard, Discover, American Express logo is accepted.
Look for the green light and go!
Use our Toll Calculator to determine your exact toll amount for travel on South Bay Expressway. Toll violations are strictly enforced and come with a penalty. Everyone pays a toll to use South Bay Expressway.
In observance of Memorial Day, Customer Service will be closed on Monday, May 30, 2016. The Otay Mesa Toll Plaza will also be unstaffed. Exact change is required. We will resume normal business hours and staffing on the next business day.