Contact us
Welcome to Which?. Whether you’re new to us or a long-standing member, there are several ways to get in touch.
On these pages, you will find phone, email and postal contacts for our customer service centre, media relations, recruitment and external affairs departments.
How and where to find us
Our head office is in central London, our customer service centre is based in Hertford.
Head office
Which?
2 Marylebone Road
London
NW1 4DF
Download a map
London map (PDF: 41Kb)
A location map of our London branch
Customer service centre
Which?
Castlemead
Gascoyne Way
Hertford
SG14 1LH
Download a map
Hertford map (PDF: 31Kb)
A location map of our Hertford branch
