I wanted to see where all the Screwfix locations were in the South of England (don't ask), and I found that they don't have a general map on their site, just a list by alphabetical order, with London and the rest of the South of England separately. Since I live close to the edge of the M25, having the two separate was a pain.
So I cut and paste all the postcodes into a spreadsheet, uploaded them to Google Fusion Tables (take a look) and then used a little bit of Google map incantation to produce:
[06/03/2017] Recovery from WordPress experiment
[01/06/2015] Site re-design
[31/12/2011] Mapping ideas...
[18/12/2010] Webcam experiment
[22/06/2010] In tune and in time.
[10/05/2010] Toothsome kit.
[16/01/2009] Yet Another Bit of Kit!
[16/01/2009] An overdue bit of kit!
[14/08/2007] Another bit of kit!
[15/06/2007] New bits of kit!
[01/05/2007] Moved to new site from original home. More…