• NAD83 to WGS 84 (4)

  EPSG:1308
  Area of use: United States (USA)
  

• ATS77 to NAD83(CSRS98) (1)

  EPSG:1472
  Area of use: Canada - New Brunswick.
  

• NAD27 to NAD83(CSRS) (4)

  EPSG:6209
  Area of use: Canada - New Brunswick.
  

• NAD83 to WGS 84 (7)

  EPSG:8421
  Area of use: Canada - Saskatchewan.
  

• NAD83 to WGS 84 (8)

  EPSG:8422
  Area of use: Canada - Alberta.
  

• NAD27 to NAD83(HARN) (22)

  EPSG:8482
  Area of use: United States (USA) - South Dakota.
  

• NAD83 to WGS 84 (6)

  EPSG:8566
  Area of use: Canada - Quebec.
  

• NAD27 to NAD83(CSRS98) (3)

  EPSG:8584
  Area of use: Canada - Alberta.
  

• NAD27 to NAD83(CSRS) (3)

  EPSG:8635
  Area of use: Canada - Alberta.
  

• NAD83 to NAVD88 height (1)

  EPSG:10013
  Area of use: United States (USA)
  

• NAD83 to NAVD88 height (2)

  EPSG:10014
  Area of use: United States (USA)
  

• NAD83 to NAVD88 height (3)

  EPSG:10015
  Area of use: United States (USA)
  

• NAD83 to NAVD88 height (4)

  EPSG:10016
  Area of use: United States (USA)
  

• NAD83 to NAVD88 height (5)

  EPSG:10017
  Area of use: United States (USA)
  

• NAD83 to NAVD88 height (6)

  EPSG:10018
  Area of use: United States (USA)
  

• NAD83 to NAVD88 height (7)

  EPSG:10019
  Area of use: United States (USA)
  

• NAD83 to NAVD88 height (8)

  EPSG:10020
  Area of use: United States (USA)
  

• NAD83 to WGS 84 (5)

  EPSG:1515
  Area of use: United States (USA)
  

• NAD27 to NAD83(CSRS98) (1)

  EPSG:1574
  Area of use: Canada - Quebec.
  

• ATS77 to NAD83(CSRS98) (2)

  EPSG:1599
  Area of use: Canada - Prince Edward Island.
  

• NAD27 to NAD83(CSRS98) (2)

  EPSG:1600
  Area of use: Canada - Saskatchewan.
  

• ATS77 to NAD83(CSRS) (1)

  EPSG:1841
  Area of use: Canada - New Brunswick.
  

• NAD27 to NAD83(CSRS) (1)

  EPSG:1844
  Area of use: Canada - Quebec.
  

• ATS77 to NAD83(CSRS) (2)

  EPSG:1846
  Area of use: Canada - Prince Edward Island.
  

• NAD27 to NAD83(CSRS) (2)

  EPSG:1847
  Area of use: Canada - Saskatchewan.
  

• ATS77 to NAD83(CSRS) (3)

  EPSG:1850
  Area of use: Canada - Nova Scotia onshore.
  

• NAD83(CSRS) geocentric to geog3D

  EPSG:15524
  Area of use: Canada
  

• NAD83(CSRS) geog3D to geog2D

  EPSG:15525
  Area of use: Canada
  

• NAD83(HARN) geocentric to geog3D

  EPSG:15526
  Area of use: American Samoa
  

• NAD83(HARN) geog3D to geog2D

  EPSG:15527
  Area of use: American Samoa
  

• NAD83(NSRS2007) geocentric to geog3D

  EPSG:15588
  Area of use: Puerto Rico
  

• NAD83(NSRS2007) geog3D to geog2D

  EPSG:15589
  Area of use: Puerto Rico
  

• NAD83(CSRS98) to WGS 84 (1)

  EPSG:1473
  Area of use: Canada - Alberta; New Brunswick; Saskatchewan; Prince Edward Island; and Quebec.
  

• NAD83(CSRS) to CGVD2013 height (1)

  EPSG:6648
  Area of use: Canada
  

• ITRF2005 to NAD83(CSRS)v5 (1)

  EPSG:8262
  Area of use: Canada
  

• Puerto Rico to NAD83(HARN) (1)

  EPSG:8481
  Area of use: Puerto Rico, US Virgin Islands and British Virgin Islands - onshore.
  

• NAD83(CSRS) to CGVD28 height (1)

  EPSG:9123
  Area of use: Canada
  

• NAD27 to NAD83(CSRS)v3 (2)

  EPSG:9242
  Area of use: Canada - Saskatchewan.
  

• NAD27(CGQ77) to NAD83(CSRS98) (1)

  EPSG:1576
  Area of use: Canada - Quebec.
  

• NAD27(CGQ77) to NAD83(CSRS) (1)

  EPSG:1845
  Area of use: Canada - Quebec.
  

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• Coordinate reference systems (2219)

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•    Geodetic (30)
•    Geodetic 3D (23)
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• Operation (417)

•    Transformation (358)
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• Area (15)