[Talk-GB] Import UK postcode data?

ndrw6 at redhazel.co.uk ndrw6 at redhazel.co.uk
Thu Oct 3 00:56:51 UTC 2019

On 02/10/2019 14:20, Chris Hill wrote:
> I would not like to see that happen. OSM maps real objects, postcodes 
> are not real and only apply as a part of an object's address. They 
> apply to buildings (delivery points on buildings really). The 
> postcodes in Codepoint Open are centroids derived from a combination 
> of all the delivery points that share the postcode so are not at all 
> real-world objects.
Points with addr:* tags are commonly in use and accepted, there is no 
reason why addr:postcode would have to be different. When possible I 
also prefer tagging addresses on buildings or building:part but there 
are multiple conventions in use (points, points+interpolation, points on 

> If you want to apply postcodes to addresses you can see the map 
> overlay I have produced which you can use in editors as an overlay: 
> https://codepoint.raggedred.net/  I will update it again shortly. You 
> can also derive postcodes from other open data sources such as FHRS data.
Thank you. I've been using your overlays a lot. However, given a choice, 
I would much more prefer a periodic, maintained import. Much less prone 
to errors, more up to date and easier to merge with buildings, if needed.


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