The Geocode reference article from the English Wikipedia on 24-Apr-2004 (provided by Fixed Reference: snapshots of Wikipedia from wikipedia.org)

Geocode

Geocodes are geographical codes to identify points or areas at the surface of the earth.

Some code systems

Some of these code systems are free for use, others have different licences.

• FIPS 10-4, area code, administrativ, free
• FIPS 55-3 US only, free
• FIPS 6-4 US only, free
• FIPS 5-2 US only, free
• Geographic coordinate system with longitude / latitude, point system, with span it is an area system, free
• IATA, area /point codes , airports
• ICANN similar to ISO 3166-1 alpha-2
• ISO 3166-1 area code, administrativ, countries, ISO 3166-1 alpha-2 free
• ISO 3166-2 area code, administrativ, subcountry
• IOC, area, worldwide, countries
• ITU area / points
• NUTS area code, partially administrativ, worldwide: countries, europe : country to community
• NAC, area codes (area can be indefinitely small)
• Postal codes, area, worldwide, country-codes by UPU, free
• UN code: http://unstats.un.org/unsd/methods/m49/m49regin.htm , area code, continents, countries (like ISO 3166-1 numeric)
• UN/LOCODE, area, administrativ, cities
• Vehicle signs
• WMO

See also

• GIS

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