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GeoNames Blog

Last Build Date: Wed, 11 Apr 2018 10:43:16 +0000


Historic Names with new From/To fieldmarc

Tue, 03 Apr 2018 10:18:44 +0000

To improve coverage and handling for historic names the GeoNames alternatenames table has two new fields ‘from‘ and ‘to‘. The two fields allow adding a string describing the period when the name was used. The main use case is for historic names but current names may also have the ‘from‘ field filled to indicate since […]

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New Map Layoutmarcscreenshot new map

Wed, 26 Jun 2013 08:02:54 +0000

After many years without major changes to the GeoNames Map Interface it was time for an update. The new Map Interface makes full use of the screen for the map view. Other information is displayed on top of the map. The GeoNames gazetteer layer can now be displayed together with the wikipedia mashup. Boundingboxes and […]

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Improved SRTM Digital Elevation DatamarcCGIAR Consortium for Spatial Informationsrtm3 elevation for N46 E8srtm3 v4.1 N46 E8

Mon, 20 Feb 2012 09:00:36 +0000

GeoNames is switching from the original SRTM data provided by NASA to the processed srtm v4.1 data provided by cgiar. The extract files now contain srtm data where available and gtopo30 elsewhere. SRTM is digital elevation model from 56° S to 60° N in a three arcsecond (90 m) resolution. The original data provided by NASA contains […]

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South Sudan Country Codesmarc

Thu, 11 Aug 2011 06:58:48 +0000

ISO has published the country codes for South Sudan. As expected in our blog posting it is SS. The letter codes for Sudan remain the same, whereas the numeric code for Sudan was changed from 736 to 729. ISO Alpha-2 ISO Alpha-3 ISO Numeric US BGN* Sudan  SD  SDN  729  SU South Sudan  SS  SSD […]

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Republic of South SudanmarcFlag South Sudan

Tue, 09 Aug 2011 07:04:02 +0000

South Sudan became an independent state on 9 July 2011. The new country has received geonameid 7909807. ISO has not yet assigned a country code and we temporarily use the country code XS. It will be changed to the official code as soon as ISO assigns a code to the new country. The ISO code […]

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Historical place namesmarc

Fri, 29 Apr 2011 14:43:30 +0000

Improving the way GeoNames handles historical names is a popular feature request. GeoNames is now beginning to address this question. There are two new flags in the alternate name edit tool: isHistoric for names of the past that are no longer used. isColloquial for slang and colloquial names At the recent Annual Meeting of the […]

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Wikipedia Web Servicesmarc

Wed, 30 Mar 2011 14:43:58 +0000

Over the last couple of weeks a new data extract for the wikipedia web services was implemented and deployed. The major change is certainly the dramatically increased number of geo located wikipedia articles. A new attribute ‘rank‘ has been added to the xml and json responses. It gives an indication of the popularity or relevancy […]

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Iphone vs Android Web Service Usagemarcall servicesandroid usageiPhone usageiPhone vs Android usageMyTripYr.noGetItRhino Car HireNestoriaMoveWorldWideTV trip

Mon, 07 Feb 2011 14:02:10 +0000

Did you ever wonder where GeoNames webservices are called from? We have analyzed 470M reverse geocoding calls from January 2011 and created some heat maps. Smartphones make about half of the calls. While Android with 150M reverse geocoding calls is leading ahead of the iPhone with 100M calls, the iPhone covers a larger area. Comparing […]

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Application Identification for free GeoNames Web Servicesmarcuser agentsMyTripYr.noGetItRhino Car HireNestoriaMoveWorldWide

Fri, 28 Jan 2011 09:59:02 +0000

To cope with the increasing number of smartphones GeoNames has to introduce an application tracking for the free web services. The current system of limiting credit usage per IP address is replaced by a system that tracks usage per application. GeoNames is now serving over 25 million requests daily, half of which originate from smartphones. […]

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Tue, 11 Jan 2011 12:29:58 +0000

Stephen Von Worley from has published some beautiful visualizations of the GeoNames database. Each of the 7.5-million geographic features is represented by a single dot, colored additively: blue for water, green for land, and red for manmade structures. Also interesting to note, besides their pure beauty, are some artifacts (for instance a band in […]

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