Big Bar, Trinity County, California
Big Bar is an unincorporated community in Trinity County, California, United States. The ZIP Code is 96010. The community is inside area code 530. History. Established in 1849, Big Bar was one of the first settled areas in the county. It has had a post office operating since 1850. Government. In the state legislature, Big Bar is in the 4th Senate District, represented by Republican Doug LaMalfa, and in the 1st Assembly District, represented by Democrat Patty Berg. Federally, Big Bar is in .