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Phone Numbers & Phone Hours

Location, Phone Numbers & Phone Hours by Division

(Phone Hours: Monday through Friday, except holidays)

Divisions

Phone Numbers

Appeals - Criminal, Family, Civil, Traffic

400 County Center, 4th Floor, Redwood City, CA 94063
Phone Hours:

  • Monday - Friday: 8:00 a.m. - 4:00 p.m.

(650) 261-5100

Civil Division

400 County Center, 1st Floor, Redwood City, CA 94063
Phone Hours:

  • Monday - Friday: 8:30 a.m. - 1:00 p.m.

(650) 261-5100

Criminal Division

400 County Center, 4th Floor, Redwood City, CA 94063
Phone Hours:

  • Monday - Friday: 8:00 a.m. - 4:00 p.m.

(650) 261-5200 or
(650) 261-5100 option 1
Fax: (650) 261-5050

Family Court Services

400 County Center, 6th Floor, Redwood City, CA 94063
Phone Hours:

  • Monday - Friday: 8:30 a.m. to 3:00 p.m. (Closed from 12:00 p.m. to 1:00 p.m.)

For child support matters, please contact the
San Mateo County Department of Child Support Services
at 1 (866) 901-3212

Available by phone only: (650) 261-5080

Family Law Clerk's Office

400 County Center, 1st Floor, Redwood City, CA 94063
Phone Hours:

  • Monday - Friday: 8:30 a.m. - 1:00 p.m.

(650) 261-5100

Finance Division *

400 County Center, 4th Floor, Redwood City, CA 94063
Phone Hours:

  • Monday - Friday: 8:30 a.m. - 4:00 p.m.

* Revenue Collections: Monday - Friday: 10 a.m. - 3:00 p.m.
* Refunds: Monday - Friday: 8:30 a.m. - 4:00 p.m.

(650) 261-5048
(650) 261-5047 (Revenue Collections)
(650) 261-5049 (Refunds)

Grand Jury

400 County Center, 2nd Floor, Redwood City, CA 94063
Phone Hours:

  • Monday - Friday: 8:00 a.m. - 4:00 p.m.

(650) 261-5066

Juror Services

400 County Center, 2nd Floor, Redwood City, CA 94063
Phone Hours:

  • Monday - Friday
    8:00 a.m. - 8:30 a.m. and 10:00 a.m. - 1:00 p.m.
    (New phone hours implemented due to staff reductions.)

(650) 599-1700

Juvenile

222 Paul Scannell Drive, San Mateo, CA 94402
Phone Hours:

  • Monday - Friday: 8:00 a.m. - 3:00 p.m.

(650) 261-5100 option 8

Master Calendar

400 County Center, 2nd Floor, Redwood City, CA 94063
Phone Hours:

  • Monday - Friday: 8:00 a.m. - 4:00 p.m.

(650) 261-5020

Multi-Option ADR Project (ADR Division)

400 County Center, 2nd Floor, Redwood City, CA 94063
Phone Hours:

  • Monday - Friday: 8:00 a.m. - 4:00 p.m.

(650) 261-5075 or
(650) 261-5076

Probate Division

400 County Center, 1st Floor, Redwood City, CA 94063
Phone Hours:

  • Monday - Friday: 8:30 a.m. - 1:00 p.m.

(650) 261-5100

Probate Court Investigators

400 County Center, 8th Floor, Redwood City, CA 94063
Phone Hours:

  • Monday - Friday: 8:30 a.m. - 4:00 p.m.

(650) 261-5068

Records Management Division

(for Civil, Family Law, Probate Records)
400 County Center, 1st Floor, Redwood City, CA 94063
Phone Hours:

  • Monday - Friday: 8:30 a.m. - 1:00 p.m.

(650) 261-5100

Small Claims Division

400 County Center, 1st Floor, Redwood City, CA 94063
Phone Hours:

  • Monday - Friday: 8:30 a.m. - 1:00 p.m.

(650) 261-5100 option 6

Tentative Rulings

400 County Center, 1st Floor, Redwood City, CA 94063
Phone Hours:

  • Monday - Friday: 8:30 a.m. - 5:00 p.m.

(650) 261-5019

Traffic Division

1050 Mission Road, South San Francisco, CA 94080
Phone Hours:

  • Monday - Friday: 8:00 a.m. - 4:00 p.m.
Juvenile Traffic:

Handled by the County's Probation Department
NOT the Superior Court: (650) 312-8887

Parking Tickets:

Handled by the Office of Parking Violations
NOT the Superior Court: (800) 352-7567

(650) 363-4300 or
(650) 261-5100 option 5