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Contact Child Support Services


Payment Mailing Address (for payments only)

California State Disbursement Unit (SDU), P.O. Box 989067, West Sacramento, CA 95798-9067

Office Locations

Rocklin Office 
1000 Sunset Blvd., Suite #200
Rocklin, CA  95765
Tahoe Office
5225 N. Lake Blvd.
Carnelian Bay, CA  96140


(866) 901-3212  (toll free)

  • Our automated phone service is available 24 hours a day.
  • Child Support Specialists are available Monday through Friday from 8:00 a.m. to 5:00 p.m. (excluding county holidays).


(916) 435-5750


The Ombudsperson works as an advocate for customers to ensure fair and equitable treatment throughout the child support process. Customers should contact the Ombudsperson whenever they feel their issue or concern with the department needs independent review.

Ombudsperson telephone: (916) 435-5757

You may also contact the Ombudsperson by mail or in person at 1000 Sunset Blvd., Suite 200, Rocklin, CA 95765

Office Hours

Rocklin: Monday - Friday from 8:00 a.m. to 5:00 p.m., excluding County holidays.

Tahoe: Please call to confirm the current schedule for the Carnelian Bay office.


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