Dunham Charter 4111 Roblar Rd., Petaluma, CA 94952-9202 (map) Phone: (707) 795-5050 Website: http://www.dunhamsd.org Administrator: Wayne Yamagishi - wyamagishi@dunhamsd.k12.ca.us County: Sonoma LCAP Documents: Sample LCAP Infographic Learn more about LCAP Infographics Show All Districts, Charters & COEs Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Δ