Contacts for the Archival Collections of the County of Sonoma and the Sonoma County Library
Sonoma County Archives
The Sonoma County Archives are under the care and oversight of the Sonoma County History and Genealogy Library. To see these materials, please call staff ( 707/545-0831, ext. 562) to request they be brought from the Archives to the Library.
Sonoma County Library Archival Collections
Contact information for the Sonoma County History and Genealogy Library:
Contact information for the Sonoma County Wine Library:
Contact information for the Petaluma History Room:
- Petaluma Regional Library
- 100 Fairgrounds Drive
- Petaluma CA 94952
- 707/763-9801 ext. 5
- Please see Petaluma History Room's home page for more information.
For collections housed in other locations, please see the Sonoma County Library's branch directory for directions and phone numbers.