- Calleguas Municipal Water District - Includes the cities of Camarillo, Oxnard, Thousand Oaks, Simi Valley and Moorpark.
- Codified Ordinances of the County of Ventura - Provides access to the general and permanent ordinances and building codes in a searchable, easy to read format.
- Ventura County Air Pollution Control District - Organization for clean air. Covers programs, district structure, meetings, news and events.
- Ventura County Government Information Page. - Official county site.
- Ventura County Watershed Protection District - Charged with preservation of water quality, safeguarding habitat, watersheds, and public infrastructure. FAQ, projects, watershed and rainfall reports, planning and regulatory information.
- Ventura Local Agency Formation Commission (LAFCO) - Overseeing geographical boundaries and land use. Public notices, meetings, forms and fees, publications, and contacts.
- Ventura Superior Court - County court system. Offers services, self-help, jury information, email directory, online case inquiry, and location.
- Watersheds Coalition of Ventura County - County coalition responsible for addressing water needs within the county. Offers current projects, calendar of events, list of member agencies, FAQs, and contacts.
- Workforce Investment Board of Ventura County - County resource for businesses and job seekers. Includes information on local career centers, internet resources, and contacts.
- YBLost.com - Ventura County - Directory of government departments and agencies.
