• Azores Oriental 1940

  EPSG:4184 with transformation: 1885
  Area of use: Portugal - eastern Azores onshore - Sao Miguel, Santa Maria, Formigas. (accuracy: 44.0)
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• Azores Central 1995

  EPSG:4665 with transformation: 1981
  Area of use: Portugal - central Azores onshore - Faial, Graciosa, Pico, Sao Jorge, Terceira. (accuracy: 1.0)
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• Azores Central 1948

  EPSG:4183 with transformation: 1886
  Area of use: Portugal - central Azores onshore - Faial, Graciosa, Pico, Sao Jorge, Terceira. (accuracy: 6.0)
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• Datum Lisboa Bessel

  ESRI:104105
  Area of use: Portugal
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• Datum Lisboa Hayford

  ESRI:104106
  Area of use: Portugal
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• Graciosa Base SW 1948

  ESRI:37241
  Area of use: Portugal - Azores C - onshore
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• Observ. Meteorologico 1939

  ESRI:37245
  Area of use: Portugal - Azores W - onshore
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• Sao Braz

  ESRI:37249
  Area of use: Portugal - Azores E - onshore
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• ED50

  EPSG:4230 with transformation: 1133
  Area of use: Austria; Belgium; Denmark; Finland; Faroe islands; France; Germany (west); Gibraltar; Greece; Italy; Luxembourg; Netherlands; Norway; Portugal; Spain; Sweden; Switzerland. (accuracy: 10.0)
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• PTRA08

  EPSG:5013
  Area of use: Portugal
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• WGS 84 - WGS84 - World Geodetic System 1984, used in GPS

  EPSG:4326
  Area of use: World
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• ETRS89

  EPSG:4258
  Area of use: Europe
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• ETRF89

  EPSG:9059
  Area of use: Europe
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• ETRF90

  EPSG:9060
  Area of use: Europe
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• ETRF91

  EPSG:9061
  Area of use: Europe
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• ETRF92

  EPSG:9062
  Area of use: Europe
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• ETRF93

  EPSG:9063
  Area of use: Europe
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• ETRF94

  EPSG:9064
  Area of use: Europe
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• ETRF96

  EPSG:9065
  Area of use: Europe
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• ETRF97

  EPSG:9066
  Area of use: Europe
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