These boundary changes are completely baffling me. Because we live on the threshold of what would be called “Deptford & Greenwich” and “Lewisham & Catford” I’ve merged the two maps together as best I could. Hope it helps you make more sense of it.
The Graun have now put together an interactive map. Billed as “The map the boundary commission wouldn’t give out: England’s new constituencies”.
Licensed under a 
http://www.BoundaryChanges.co.uk
This week we’ve launched a website designed to show you how your constituency might look after the changes proposed by the English Boundary Commission’s review. Just go to http://www.boundarychanges.co.uk, enter your postcode or type the name of your constituency.