SpatialKey Points

International Geocoding

by Brandon Purcell

Since the initial Beta release of SpatialKey in March we have received many requests for International geocoding. If you are not familiar with the term, geocoding it is the process of converting street addresses, or zip codes (postal codes) to geographic coordinates often expressed as latitude and longitude. With SpatialKey we are using TIGER (Topologically Integrated Geographic Encoding and Referencing system) to geocode our data. TIGER is provided by the Census Bureau which is freely available for public use. The TIGER geocoder is only available in the US and there is no such international equivalent. We have been researching different options for a unified international solution for SpatialKey but there are several challenges that that have prevented us from providing a solution: