• OSGB36 to WGS 84 (8)

  EPSG:5622
  Area of use: United Kingdom (UK) - Wytch Farm area - onshore and offshore.
  

• TM75 to ETRS89 (3)

  EPSG:6946
  Area of use: Ireland - onshore. United Kingdom (UK) - Northern Ireland (Ulster) - onshore.
  

• TM75 to WGS 84 (4)

  EPSG:6947
  Area of use: Ireland - onshore. United Kingdom (UK) - Northern Ireland (Ulster) - onshore.
  

• ETRS89 to ODN Orkney height (2)

  EPSG:7712
  Area of use: United Kingdom (UK) - Great Britain - Scotland - Orkney Islands onshore.
  

• ETRS89 to Lerwick height (2)

  EPSG:7714
  Area of use: United Kingdom (UK) - Great Britain - Scotland - Shetland Islands onshore.
  

• ETRS89 to Stornoway height (2)

  EPSG:7715
  Area of use: United Kingdom (UK) - Great Britain - Scotland - Outer Hebrides onshore.
  

• ETRS89 to Malin Head height (2)

  EPSG:7959
  Area of use: Ireland - onshore. United Kingdom (UK) - Northern Ireland (Ulster) - onshore.
  

• Poolbeg height (m) to Malin Head height (1)

  EPSG:7964
  Area of use: Ireland - onshore. United Kingdom (UK) - Northern Ireland (Ulster) - onshore.
  

• Poolbeg height (ft(Br36)) to Malin Head height (1)

  EPSG:7965
  Area of use: Ireland - onshore. United Kingdom (UK) - Northern Ireland (Ulster) - onshore.
  

• ETRS89 to ETRS89 + Stornoway height (2)

  EPSG:9584
  Area of use: United Kingdom (UK) - Great Britain - Scotland - Outer Hebrides onshore.
  

• ETRS89 to ETRS89 + ODN Orkney height (2)

  EPSG:9586
  Area of use: United Kingdom (UK) - Great Britain - Scotland - Orkney Islands onshore.
  

• ETRS89 to ETRS89 + Lerwick height (2)

  EPSG:9589
  Area of use: United Kingdom (UK) - Great Britain - Scotland - Shetland Islands onshore.
  

• ETRS89 to ETRS89 + Malin Head height (2)

  EPSG:9591
  Area of use: Ireland - onshore. United Kingdom (UK) - Northern Ireland (Ulster) - onshore.
  

• ETRS89 to BI height (3)

  EPSG:9918
  Area of use: Ireland - onshore. United Kingdom (UK) - Northern Ireland (Ulster) - onshore.
  

• ETRS89 to ETRS89 + BI height (3)

  EPSG:9919
  Area of use: Ireland - onshore. United Kingdom (UK) - Northern Ireland (Ulster) - onshore.
  

• ETRS89 to Fair Isle height (1)

  EPSG:10024
  Area of use: United Kingdom (UK) - Great Britain - Scotland - Fair Isle onshore.
  

• ETRS89 to Flannan Isles height (1)

  EPSG:10025
  Area of use: United Kingdom (UK) - Great Britain - Scotland - Flannan Isles onshore.
  

• ETRS89 to Lerwick height (1)

  EPSG:10027
  Area of use: United Kingdom (UK) - Great Britain - Scotland - Shetland Islands onshore.
  

• ETRS89 to ODN Orkney height (1)

  EPSG:10029
  Area of use: United Kingdom (UK) - Great Britain - Scotland - Orkney Islands onshore.
  

• ETRS89 to North Rona height (1)

  EPSG:10030
  Area of use: United Kingdom (UK) - Great Britain - Scotland - North Rona onshore.
  

• ETRS89 to St. Kilda height (1)

  EPSG:10031
  Area of use: United Kingdom (UK) - Great Britain - Scotland - St Kilda onshore.
  

• ETRS89 to Stornoway height (1)

  EPSG:10033
  Area of use: United Kingdom (UK) - Great Britain - Scotland - Outer Hebrides onshore.
  

• ETRS89 to Sule Skerry height (1)

  EPSG:10034
  Area of use: United Kingdom (UK) - Great Britain - Scotland - Sule Skerry onshore.
  

• IRENET95 to ETRS89 (1)

  EPSG:1611
  Area of use: Ireland - onshore. United Kingdom (UK) - Northern Ireland (Ulster) - onshore.
  

• TM65 to WGS 84 (2)

  EPSG:1641
  Area of use: Ireland - onshore. United Kingdom (UK) - Northern Ireland (Ulster) - onshore.
  

• IRENET95 to WGS 84 (1)

  EPSG:1678
  Area of use: Ireland - onshore. United Kingdom (UK) - Northern Ireland (Ulster) - onshore.
  

• TM75 to ETRS89 (2)

  EPSG:1953
  Area of use: Ireland - onshore. United Kingdom (UK) - Northern Ireland (Ulster) - onshore.
  

• TM75 to WGS 84 (2)

  EPSG:1954
  Area of use: Ireland - onshore. United Kingdom (UK) - Northern Ireland (Ulster) - onshore.
  

• TM75 to WGS 84 (3)

  EPSG:1956
  Area of use: Ireland - onshore. United Kingdom (UK) - Northern Ireland (Ulster) - onshore.
  

• ETRS89 to Malin Head height (1)

  EPSG:5335
  Area of use: Ireland - onshore. United Kingdom (UK) - Northern Ireland (Ulster) - onshore.
  

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