Telephone 0800 072 0042 (Freephone including mobiles, Monday to Friday 8am to 6pm).
The call centre also has a language line.
Write to Westminster Benefit Services, PO Box 82, Erith, DA8 1WJ.
You can use a free phone to speak to council departments at our libraries or Westminster City Hall.
To see a member of staff in person regarding either your Housing Benefit or Council Tax Support, visit one of our reception offices:
101 Orchardson Street, London NW8 8EA (Monday to Friday 8.30am to 5pm)
180 Vauxhall Bridge Road, London SW1V 1ER (Monday to Friday 8.30am to 5pm)
We offer a full translation service from all of our offices and we can also provide documents in alternative formats such as Braille, large print and audio.
If you are unable to visit our offices because of a disability or if you are a vulnerable person, we can arrange for an officer to visit you at your home.
If you have a suggestion, or wish to leave feedback regarding Westminster City Council's Benefits Service please use the online customer comment tool.
Service standards for the Benefits Service