One of these six addresses belong to the killer. 

Image by Chris Ross Harris

56 Saddleton Rd, Whitstable, England

What's the postcode of the killer? You only have 3 goes at getting it right, so don't guess!

Don't forget to enter the answer in lower case, with no spaces.

If you're using a mobile device then the addresses may not be visible. You can find all of the addresses on our 'Clues' page here under 'We only need a little bit of help... Addresses'