Franchise Tax Board

Get answers to general tax related questions

To do one of these:

  • Get your Customer Service Number
  • Get information about your account
  • Notify us of a change in your name or address
  • Respond to a notice or bill we sent you

You must call us at:

  • (800) 852-5711 within the United States
  • (916) 845-6500 outside the United States
  • Monday through Friday, year-round from 7 a.m. until 6 p.m.
  • We may modify these hours without notice to meet operational needs.

To get amnesty information
To get general information about filing
To get forms by email
To report a technical problem using this website
To get answers to non-confidential tax law questions