San FranciscoJFCS YouthFirst Jewish Family and Children’s Services of San Francisco, the Peninsula, Marin and Sonoma Counties 2245 Post St. P.O. Box 159004 San Francisco, CA 94115 (415) 359-2463 Fax: (415) 359-2488 [email protected] jfcs.org/youthfirst Director of Programs Linda Karlin Program offers teens and pre-teens Jewish service learning and leadership skills including internships, training, volunteer opportunities, college and career preparation workshops and more.