- Charter and Los Angeles County Code - Provides access to the County of Los Angeles charter, general and permanent ordinances, and building codes in a searchable, hyperlinked format.
- County of Los Angeles: Child Support Services Department - CSSD offers information and resources to assist residents in seeking and receiving child support payments.
- County of Los Angeles: Department of Public Social Services - Information on financial assistance, welfare, employment, health care, food stamps, child care and special programs and services offered to the community.
- County of Los Angeles: Department of Public Works - Responsible for building code enforcement, roads, sewers, and the environment in unincorporated county areas. Includes information on programs, transportation and requests for service.
- County of Los Angeles: Fire Department - Services include air and wildland, emergency medical, prevention, forestry and lifeguards. Features photograph and video gallery, history and insignias, FAQ, contacts and links.
- County of Los Angeles: Office of the Assessor - Property tax assessment information and data on individual parcels with maps and sales searches.
- County of Los Angeles: Property Tax Portal - Offers instructions on how to read property tax bills, the assessment process, appeals, and agency contacts. Includes payment facility.
- County of Los Angeles: Registrar-Recorder/County Clerk - Election and voting information including registration and status, polling place locator, live-count and final results, and reports.
- Federal Executive Board of Greater Los Angeles - US government organization supports management and administration of federal activities and encourages interagency cooperation. Includes profile and contact details.
- Los Angeles Homeless Services Authority - Independent agency established by the County and the City of Los Angeles coordinates and manages funds for programs providing shelter, housing and services to homeless persons.
- Main San Gabriel Basin Watermaster - Agency charged with administering adjudicated water rights and managing groundwater resources within the watershed and groundwater basin known as the Main San Gabriel Basin.
- MapStats: Los Angeles County - County statistics collated by the Federal Interagency Council on Statistical Policy, including agriculture, census, business, crime, energy and environment, and general profile.
- National Association of Counties: Los Angeles County - Profile includes elected officials, some contact information, lists of cities and places, and links to census data.
- 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.
- Sanitation Districts of Los Angeles County - Provides wastewater and solid waste management and converts waste into resources such as reclaimed water, energy, and recycled materials. Includes details on the 24 independent special districts.
- US Army Recruiting Battalion - Los Angeles - Known as the Rough Riders, the battalion has responsibility for recruiting in the county (and portions of Ventura county). Phone directory, family resources and in-processing information.
