[Talk-GB] Postcode centroids

Andy Robinson (blackadder-lists) ajrlists at gmail.com
Fri Jan 21 11:38:29 GMT 2011


Ed Avis [mailto:eda at waniasset.com] wrote
>Sent: 21 January 2011 11:28 AM
>To: talk-gb at openstreetmap.org
>Subject: Re: [Talk-GB] Postcode centroids
>
>Chris Hill <osm at ...> writes:
>
>>The Open
>>data that OS released last year included the Code Point Open dataset
>>which has the location of postcode centroids. These can help with
>>adding postcodes to addresses.
>
>>Please do not just add the centroid to the map. I don't see the value
>>of that.
>
>I think the big question is whether adding them would help Nominatim
>resolve postcode searches.  It seems to have some postcode data already but
>I don't know where it gets that from?

Nominatim works very nicely once you have the postcodes and house numbers in
OSM. Just try my postcode B72 1JU in the OSM search box for an example.

It doesn't currently do the house number and the postcode together in the
same query though.

Cheers

Andy

>
>--
>Ed Avis <eda at waniasset.com>
>
>
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