Primarily an auto insurer that sells directly to consumers, 21st Century was started in 1958 as a one-man operation by Louis W. Foster. It also sells homeowners insurance.

The California Department of Insurance at (800) 927-4357, Farmers at (800) 327-6377 or 21st Century at (877) 310-5687. Sources: Times research, Farmers Insurance Group, California Department of ...