"Roland Perry" wrote

No, just for the stations on the "London rail and tube services" map
to be generally understood as being in London.

You say. I doubt they would agree with you in Hertfordshire.

The stations in question are inside the green belt (although some might
say anomalously so).

http://londongreenbeltcouncil.org.uk...gbmapleaflet15
..02.15.pdf

http://en.wikipedia.org/wiki/Metropolitan_Green_Belt

Goes out to Guildford, Windsor and more so Metropolitan-but outside-London




--
Mike D