Listed below are some helpful resources for starting and maintaining a small business. 
 
Office Phone Website
Internal Revenue Service (800) 829-1040 www.irs.ustreas.gov
Franchise Tax Board (800) 852-5711 www.ftb.ca.gov
State Board of Equalization (408) 277-1231 www.boe.ca.gov
Secretary of State (916) 653-6814 www.ss.ca.gov
Employment Development Department (888) 745-3886 www.edd.cahwnet.gov
Santa Clara County Assessor's Office (408) 299-5770 www.scc-assessor.org
California Small Business Help Line (800) 303-6600 n/a
Small Business Development Center (SBDC) (408) 494-0240 www.silicon-valley-sbdc.org
State Office of Small Business (916) 324-1295 www.commerce.ca.gov/small-business
U.S. Small Business Administration (SBA) (415) 744-6820 www.sba.gov