Everyone will be expected to know:
https://www.gov.uk/government/organisations/department-for-work-pensions
Main website for benefit information and claims.
https://www.gov.uk/contact-jobcentre-plus
Main contact for benefit claims- lists specific contact numbers for particular benefits
Contains advice not only on benefits but on money related issues and is specific to the location.
www.gov.uk/find-your-local-council
Provides information on claiming benefits in your local area
Benefit and welfare advice for single parents
Advices on housing issues including housing benefit
Helps those with disabilities with benefits inquiries
Defends legal rights of those who can't afford a lawyer including welfare and disability rights
Community Interest Company that advises and supports households in the UK on benefits, debt and saving money
http://www.thesite.org/money/benefits/income-support-explained-9194.html
Advice website for young people that includes a comprehensive section on benefits and how to claim them