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Top : Science : Social_Sciences : Geography : Geographic_Information_Systems : Software : Coordinate_Conversion
Sites:
  		• CoordTrans: Convert geographic coordinates between UTM, WGS84, NAD83, NAD27 and other national grids.
  		• Decimaldegrees: Investigation of and experimentation with various GIS technologies, and the Internet. Latitude, longitude conversion and geocoding tools.
  		• SeisSoft: Producers of projection and datum transform software.
  		• ZipMath: World database with latitude and longitude coordinates. Includes formula for calculating the distance between any two world cities.
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