• NAD27 to NAD83(HARN) (6)

  EPSG:8465
  Area of use: United States (USA) - Georgia.
  

• NAD27 to WGS 84 (44)

  EPSG:8597
  Area of use: United States (USA) - Georgia.
  

• NAD83 to WGS 84 (17)

  EPSG:1713
  Area of use: United States (USA) - Georgia.
  

• Pulkovo 1942 to WGS 84 (14)

  EPSG:1808
  Area of use: Azerbaijan (including Caspian) and Georgia onshore.
  

• Solomon 1968 to WGS 84 (1)

  EPSG:15805
  Area of use: Solomon Islands - Western Islands - New Georgia, Ghizo (Gizo).
  

• CS63 zone A1

  EPSG:18441
  Area of use: Armenia and Georgia onshore west of 43°02'E.
  

• CS63 zone A3

  EPSG:18443
  Area of use: Armenia and Georgia east of 46°02'E; Azerbaijan between 46°02' and 49°02'E.
  

• CS63 zone A2

  EPSG:18442
  Area of use: Armenia and Georgia between 43°02'E and 46°02'E; Azerbaijan west of 46°02'E.
  

• Pulkovo 1942 to PZ-90 (1)

  EPSG:15844
  Area of use: Armenia; Azerbaijan; Belarus; Estonia
  

• Pulkovo 1942 to WGS 84 (16)

  EPSG:15865
  Area of use: Armenia; Azerbaijan; Belarus; Estonia
  

• NGVD29 height (m) to NAVD88 height (3)

  EPSG:7971
  Area of use: United States (USA)
  

• NGVD29 height (ftUS) to NAVD88 height (3)

  EPSG:7975
  Area of use: United States (USA)
  

• NAD27 to WGS 84 (5)

  EPSG:1174
  Area of use: United States (USA)
  

• BLM zone 17N (US survey foot)

  EPSG:15917
  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)
  

• NAD83(2011) to NAVD88 height (3)

  EPSG:9229
  Area of use: United States (USA)
  

• NAD83(2011) to NAD83(2011) + NAVD88 height (3)

  EPSG:9595
  Area of use: United States (USA)
  

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Type of results

• Coordinate reference systems (1994)

•    Projected (1935)
•    Geodetic (20)
•    Geodetic 3D (11)
•    Geocentric (10)
•    Vertical (11)
•    Compound (7)

• Operation (80)

•    Transformation (52)
•    Compound (4)
•    Conversion (24)

• Datum (13)

•    Vertical (4)
•    Geodetic (9)

• Area (55)