Cash or Credit Payment

Paying Tolls with Cash is Easy!

  • Determine your toll amount
  • Toll rates based on distance

Pay toll with exact change

  • U.S. bills go in the cash slot
  • U.S. coins go in the basket
  • Display shows amount you've paid
  • Look for green light and go!

Paying Tolls with Credit Card is Easy!

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.


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Customer Service

(619) 661-7070

Customer Service Hours
Phone: M-F, 8am - 5pm
Walk-In: M-F, 8am - 6pm

Important Information about our Customer Service Center

In observance of Thanksgiving the Customer Service Center will be closed for both phone and walk-in customers on Thursday and Friday, November 26 and 27 . We will be open during normal business hours and will be happy to assist with inquiries on the next business day, Monday, November 30. 

Cash-paying customers should also note that the Otay Mesa Toll Plaza will not have toll attendants on duty. Travelers should be prepared to use the automated cash and credit card machines to pay the toll - exact change is required. Please plan accordingly.

We apologize for any inconvenience.