Yes, the old crap about East Dulwich= Peckham.....SE15=Peckham SE22=East Dulwich, erm there's also a long eatblshed train station in SE22 called, erm, East Dulwich. So tell your mum-in-law and your mate they talk crap East Dulwich is not an estate agent's fabricatio but a long established postal district of London, ironically Peckhm was ctually posher for a long time.