Contact Us

  • If you have a question about your utility bill or service, or would like to make a complaint, please see our Consumer Affairs information.
    • As a result of the COVID-19 pandemic, the CPUC is not accepting customer utility complaints in person. Please call us at 1-800-649-7570 or file your complaint online.
  • If you have questions about your transportation carrier license, please visit the Transportaton Carrier Portal or email
    • If you have questions about how to access your Account or how to use the Transportation Carrier Portal, please visit the Help/FAQ page.
    • To report a problem using the CPUC Transportation Carrier Portal, please visit
    • Please note: All licensing applications and forms are now handled exclusively through the online Transportaton Carrier Portal. CPUC Transportation Licensing no longer accepts documents by regular mail or e-mail.  
  • If you would like to comment on a proceeding or issues the CPUC is considering, please see our Public Advisor information.
  • If you are a member of the press, please visit the CPUC's External Affairs Division webpage or email or call 415-703-1366.
  • Looking for contact information for a specialized area? Check our additional contact information page.
  • Make a complaint or comment about the CPUC. 
  • Need help finding information on our website or have a website suggestion? Email us:
  • If you need information or have a question that is not covered by the ways to contact us above, please call us at 1-800-649-7570. 

505 Van Ness Avenue
San Francisco, CA 94102

Phone: 415-703-2782
Phone (toll-free): 800-848-5580
Fax: 415-703-1758

300 Capitol Mall, Suite 500
Sacramento, CA 95814

320 West 4th Street, Suite 500
Los Angeles, CA 90013

Phone: 213-576-7000
Phone (toll-free): 800-848-5580
Fax: 213-576-7007

Other Inquiries

CPUC News Office (Media Only)

Question about your utility bill or service? Want to make a complaint?

Please see Consumer Affairs information.