Contact Us

Customer Service Center

I-15 Express Lanes
9903 Businesspark Ave., Suite 103
San Diego, CA 92131
Phone: Call 511 and say “FasTrak,” or call (888) 889-1515.
Email: support@fastrak.511sd.com
Open Monday – Friday, call for hours.

South Bay Expressway
1129 La Media Road, San Diego, CA 92154
Phone: (619) 661-7070
Email: customerservice@sbxthe125.com
Open Monday – Friday, 8 a.m. – 6 p.m (phone)
Monday – Friday, 8 a.m. – 6 p.m (walk in)