www.gov.uk/benefits - for general guidance about all benefits.
www.gov.uk/browse/working/state-pension - for advice aimed at retired people or those about to retire.
www.shelter.org.uk - Shelter offers confidential housing, welfare benefits and debt advice through a network of advice services. Freephone the Housing Advice Helpline on 0808 800 4444 8am to 8pm Monday to Friday, and 9am to 5pm Saturday to Sunday.
www.citizensadvice.org.uk - Citizens Advice offer confidential, free advice on all sorts of subjects via their website, by telephone or in person.