I made up this demo: http://whatpostcodeamiin.com http://whatpostcodeamiin.com which uses browser location finding to tell you what postcode you are in (more

I made up this demo: http://whatpostcodeamiin.com http://whatpostcodeamiin.com which uses browser location finding to tell you what postcode you are in (more or less). If you'd be interested, I have a beta API which will return full postcode info based on latitude/longitude; it's kind of beta, but I'd be happy to provide access if you need it.