There are some websites, of course, but cans of Libby's pumpkin are pretty heavy :lol:
My favourite place in Surrey is Garson's Farm, near Esher.
They have Vlasic dill pickles, pancake mix, stove top stuffing, saltines, smuckers goober grape, Libby's tinned pumpkin and a few other bits and pieces.
http://www.garsons.co.uk/Esher/