• NAD83 to NAD83(HARN) (5)

  EPSG:1478
  Area of use: United States (USA) - Colorado.
  

• NAD83 to WGS 84 (16)

  EPSG:1712
  Area of use: United States (USA) - Colorado.
  

• NGVD29 height (m) to NAVD88 height (1)

  EPSG:7969
  Area of use: United States (USA)
  

• NGVD29 height (m) to NAVD88 height (2)

  EPSG:7970
  Area of use: United States (USA)
  

• NAD27 to WGS 84 (6)

  EPSG:1175
  Area of use: United States (USA)
  

• NAD83(HARN) to NAVD88 height (6)

  EPSG:9165
  Area of use: United States (USA)
  

• NAD27 to WGS 84 (4)

  EPSG:1173
  Area of use: United States (USA)
  

• NAD83(2011) to NAVD88 height (1)

  EPSG:6326
  Area of use: United States (USA)
  

• NAD83(FBN) to NAVD88 height (1)

  EPSG:9168
  Area of use: United States (USA)
  

• NAD83(NSRS2007) to NAVD88 height (1)

  EPSG:9173
  Area of use: United States (USA)
  

• Search deprecated (8)

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Type of results

• Coordinate reference systems (1771)

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• Operation (76)

•    Transformation (47)
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•    Conversion (24)

• Datum (10)

•    Vertical (2)
•    Geodetic (8)

• Area (33)