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Most classes are open enrollment, so call today!


General Inquiries

Business Training Center Office
925-335-5890, Ext. 3983

ESL Office
925-335-5890, Ext. 3920

High School Diploma and Equivalency Office
925-335-5890, Ext. 3994

Peace Officers Standards and Training Office
925-335-5890, Ext. 3968





By Phone

  • Call (925) 335-5890 if paying by credit card using MasterCard, Visa, or Discover.

In Person

  • The main office is located at 600 F Street in Martinez, California. We accept cash, checks, MasterCard, Visa, or Discover.

Mail or Fax

  • Download and complete the form
  • Mail completed form to 600 F Street, Martinez, CA 94553 or FAX completed form to (925) 228-6989
  • Be sure to include your credit card information and signature


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