• Illinois Coordinate System of 1983 Bloomington zone (US survey foot)

  EPSG:11243
  Area of use: United States (USA) - Illinois - McLean county.
  

• Illinois Coordinate System of 1983 Pontiac zone (US survey foot)

  EPSG:11244
  Area of use: United States (USA) - Illinois - Livingston county.
  

• Illinois Coordinate System of 1983 Springfield zone (US survey foot)

  EPSG:11252
  Area of use: United States (USA) - Illinois - Sangamon county.
  

• Illinois Coordinate System of 1983 Moline zone (US survey foot)

  EPSG:11235
  Area of use: United States (USA) - Illinois - Rock Island county.
  

• Illinois Coordinate System of 1983 Sterling zone (US survey foot)

  EPSG:11236
  Area of use: United States (USA) - Illinois - counties of Henry and Whiteside.
  

• Illinois Coordinate System of 1983 Joliet zone (US survey foot)

  EPSG:11238
  Area of use: United States (USA) - Illinois - counties of Kankakee and Will.
  

• Illinois Coordinate System of 1983 Peoria zone (US survey foot)

  EPSG:11241
  Area of use: United States (USA) - Illinois - counties of Peoria and Tazewell.
  

• Illinois Coordinate System of 1983 Eureka zone (US survey foot)

  EPSG:11242
  Area of use: United States (USA) - Illinois - counties of Marshall and Woodford.
  

• Illinois Coordinate System of 1983 Watseka zone (US survey foot)

  EPSG:11245
  Area of use: United States (USA) - Illinois - counties of Ford and Iroquois.
  

• Illinois Coordinate System of 1983 Quincy zone (US survey foot)

  EPSG:11246
  Area of use: United States (USA) - Illinois - counties of Adams and Hancock.
  

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