County Data Page: Government contact information, elected officials, some with email addresses, list of cities, links to census data. From the National Association of Counties.
County of Los Angeles Registrar-Recorder: A wealth of official information about LA County. Search for Businesses who filed DBA (Fictitious Name) statements.
Department of Health Services: This county department operates numerous Health Centers and Hospitals, regulates Restaurants, and controls potentially harmful chemical, physical, and biological agents in the environment.
Department of Public Works, Environmental Programs Division: Programs to minimize water pollution, reduce waste at landfills, promote recycling, and keep neighborhoods clean and healthy.
Homeless Services Authority: an independent unit of local government, formed to address the problems of homelessness on a regional basis.
L.A. County Assessor: Property tax assessment information and data on individual parcels with maps and sales searches.
Los Angeles County Child Support Services Department: CSSD offers information and resources to assist residents in seeking and receiving child support payments.
Los Angeles County Code: Provides access to the general and permanent ordinances and building codes in a searchable, easy to read format.
Los Angeles County Community Development Commission: CDC features services to improve the quality of life in low- and moderate-income neighborhoods.
Los Angeles County Department of Public Works: Responsible for building code enforcement, roads, sewers, and the environment in unincorporated county areas.
Los Angeles County Property Tax Portal: Includes instructions on how to read property tax bills, the assessment process, appeals, and agency contacts. [English/Spanish]
Los Angeles Department of Public Social Services: Information on financial assistance, welfare, employment, health care, child care and special programs and services offered to the community.
Main San Gabriel Basin Watermaster: Public board which administers water rights within the Main San Gabriel Basin of eastern LA county.
MapStats: Los Angeles County: County statistics collected by the Federal Interagency Council on Statistical Policy, including agriculture, census, business, crime, energy and environment, and general profile.
Profile for Los Angeles County: Includes government officials and county offices, list of cities in the county, population estimates, lookup for Federal campaign contributions, links to other information.
San Gabriel Valley Council of Governments: Agendas for public meetings, list of member cities and information on valley affairs. Board profiles and contacts provided.
YBLost - Los Angeles County: Directory of government agencies and departments.