It is showing those who died from your present area.
Except that it doesn't!
Quite.
A large number of Hexham men died in the World Wars.
I have tried several Hexham postcodes, and they all give me the
same man, Adam Telfer, said to be from Alexandra Crescent, Hexham. However it's clear from the inscription that that was his parents address, in Blyth, some 30 miles away.