County Business Patterns has been produced as a consistent, annual series since 1964 and ZIP Code Business Patterns since 1994.
CBP data tables are available on data.census.gov from 2012 to the current reference year and in print publication from 1993-2004.
CBP data are available in downloadable CSV format, along with record layouts and reference guides, from 1986 to the current reference year.
CBP by Congressional District
My Congressional District tool allows data users to view the most recent CBP data and American Community Survey data by congressional district.