Sonoma County Child Support Services Petaluma Office
Petaluma, California · Satellite office
The Sonoma County Child Support Services Petaluma Office is at 5350 Old Redwood Highway North, Suite 100, Petaluma, CA 94954. Call the Department of Child Support Services at (866) 901-3212, the statewide line. It serves Sonoma County.
How do I contact this office?
5350 Old Redwood Highway North, Suite 100Petaluma, CA 94954
- Phone
- (866) 901-3212 (statewide line)
- TTY
- (866) 399-4096
- Text
- (707) 244-1066
- Hours
- Thursday, 8:30 a.m. to 4:00 p.m.
- dcss@sonomacounty.gov
- Fax
- (707) 565-4018
- Official page
- Office page
Is this my office?
This office serves Sonoma County.
Not your area? See every California child support office.
Can I handle this without going in?
Often, yes. Many requests don't need a visit:
- Check your case and payments online in Customer Connect.
- Pay online, by phone, or by mail: see every way to pay child support in California.
- Ask about your case by phone at (866) 901-3212.
Other child support offices near Petaluma
- Sonoma County Child Support Services Sonoma Office Sonoma · 11 miles away
- Sonoma County Child Support Services Capricorn Location Santa Rosa · 11 miles away
- Marin County Department of Child Support Services Novato · 14 miles away
More help with California child support
Office details come from the official California office listing, checked October 24, 2026. Sunny Child Support is not affiliated with the Department of Child Support Services. Spot a mistake? Tell us.