[Talk-GB] UK Postcodes

Owen Boswarva owen.boswarva at gmail.com
Mon Sep 26 09:19:38 UTC 2016


That could be done but it's not straightforward; you'll get a lot of
overlapping postcode sectors and sectors with non-contiguous parts.
GeoLytix produced an open dataset like that some time ago:
http://blog.geolytix.net/tag/postcode-boundaries/

Owen

On 26 September 2016 at 09:39, Colin Smale <colin.smale at xs4all.nl> wrote:

> How about deriving polygons for the postcode sector level (XX9 9) from the
> centroid point cloud, and adding the polygons to OSM? I don't know how many
> that would give, but it would be a whole lot less than 500k and still at a
> very usable level.
>
>
> //colin
>
> On 2016-09-26 10:01, Gervase Markham wrote:
>
> On 25/09/16 21:47, Owen Boswarva wrote:
>
> I can't see any reason why there should be a problem using Code-Point
> Open in OSM, now that Ordnance Survey has applied the Open Government
> Licence in place of its own licence. If you read further down, the wiki
> page gives examples of OSM projects that use Code-Point Open.
>
>
> OK, that's good news. What's the quickest route to getting Nominatim to
> understand this data set? File a Nominatim bug to get the search engine
> to import the data set directly? Or add 500,000ish points to OSM itself
> with something like type = "postcode_centre"?
>
> Gerv
>
>
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