• Nivellement General de l'Algerie 2022

  EPSG:1354
  Area of use: Algeria - onshore.
  

• Nord Sahara 1959

  EPSG:6307
  Area of use: Algeria - onshore and offshore.
  

• Sonatrach Reference Frame 2020

  EPSG:1355
  Area of use: Algeria - onshore and offshore.
  

• Voirol 1875

  EPSG:6304
  Area of use: Algeria - onshore north of 32°N.
  

• Voirol 1879

  EPSG:6671
  Area of use: Algeria - onshore north of 32°N.
  

• Voirol 1875 (Paris)

  EPSG:6811
  Area of use: Algeria - onshore north of 32°N.
  

• Voirol 1879 (Paris)

  EPSG:6821
  Area of use: Algeria - onshore north of 32°N.
  

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