• Flannan Isles

  EPSG:5146
  Area of use: United Kingdom (UK) - Great Britain - Scotland - Flannan Isles onshore.
  

• Poolbeg

  EPSG:5152
  Area of use: Ireland - onshore. United Kingdom (UK) - Northern Ireland (Ulster) - onshore.
  

• St. Paul Island

  EPSG:6137
  Area of use: United States (USA) - Alaska - Pribilof Islands - St Paul Island.
  

• St. George Island

  EPSG:6138
  Area of use: United States (USA) - Alaska - Pribilof Islands - St George Island.
  

• IRENET95

  EPSG:6173
  Area of use: Ireland - onshore. United Kingdom (UK) - Northern Ireland (Ulster) - onshore.
  

• TM65

  EPSG:6299
  Area of use: Ireland - onshore. United Kingdom (UK) - Northern Ireland (Ulster) - onshore.
  

• Geodetic Datum of 1965

  EPSG:6300
  Area of use: Ireland - onshore. United Kingdom (UK) - Northern Ireland (Ulster) - onshore.
  

• Tern Island 1961

  EPSG:6707
  Area of use: United States (USA) - Hawaii - Tern Island and Sorel Atoll.
  

• St. Marys

  EPSG:5147
  Area of use: United Kingdom (UK) - Great Britain - England - Isles of Scilly onshore.
  

• Trucial Coast 1948

  EPSG:6303
  Area of use: United Arab Emirates (UAE) - Abu Dhabi onshore and Dubai onshore.
  

• International Great Lakes Datum 1955

  EPSG:5204
  Area of use: Canada and United States (USA) - Great Lakes basin and St Lawrence Seaway.
  

• International Great Lakes Datum 1985

  EPSG:5205
  Area of use: Canada and United States (USA) - Great Lakes basin and St Lawrence Seaway.
  

• Midway 1961

  EPSG:6727
  Area of use: United States Minor Outlying Islands - Midway Islands - Sand Island and Eastern Island.
  

• OS (SN) 1980

  EPSG:6279
  Area of use: Ireland
  

• AbInvA96_2020 Intermediate Reference Frame

  EPSG:1273
  Area of use: United Kingdom (UK) - on or related to the A96 highway from Aberdeen to Inverness.
  

• ShAb07 Intermediate Reference Frame

  EPSG:1335
  Area of use: United Kingdom (UK) - on or related to the rail route from Shrewsbury to Aberystwyth.
  

• DIBA15 Intermediate Reference Frame

  EPSG:1339
  Area of use: United Kingdom (UK) - on or related to the rail route from Didcot to Banbury.
  

• OxWo08 Intermediate Reference Frame

  EPSG:1344
  Area of use: United Kingdom (UK) - on or related to the rail route from Oxford to Worcester.
  

• SYC20 Intermediate Reference Frame

  EPSG:1345
  Area of use: United Kingdom (UK) - on or related to the rail route from Shrewsbury to Crewe.
  

• SMITB20 Intermediate Reference Frame

  EPSG:1351
  Area of use: United Kingdom (UK) - on or related to the rail route from Okehampton to Penstone.
  

• Ordnance Datum Newlyn

  EPSG:5101
  Area of use: United Kingdom (UK)
  

• DoPw22 Intermediate Reference Frame

  EPSG:1334
  Area of use: United Kingdom (UK) - on or related to the rail route from Dovey Junction to Pwllheli.
  

• GWPBS22 Intermediate Reference Frame

  EPSG:1340
  Area of use: United Kingdom (UK) - on or related to the rail route from London (Paddington) to Swansea.
  

• GWWAB22 Intermediate Reference Frame

  EPSG:1341
  Area of use: United Kingdom (UK) - on or related to the rail routes around Cardiff and the valleys.
  

• MML07 Intermediate Reference Frame

  EPSG:1271
  Area of use: United Kingdom (UK) - on or related to the Midland Mainline rail route from Sheffield to London.
  

• FNL22 Intermediate Reference Frame

  EPSG:1321
  Area of use: United Kingdom (UK) - on or related to the rail route from Inverness to Thurso and Wick.
  

• Mean Sea Level UK & Ireland VORF08

  EPSG:1330
  Area of use: Ireland and United Kingdom (UK) (including Isle of Man and Channel Islands)
  

• Chart Datum UK & Ireland VORF08

  EPSG:1331
  Area of use: Ireland and United Kingdom (UK) (including Isle of Man and Channel Islands)
  

• CNH22 Intermediate Reference Frame

  EPSG:1336
  Area of use: United Kingdom (UK) - on or related to the rail route from Crewe via Chester to Holyhead.
  

• MALS09 Intermediate Reference Frame

  EPSG:1343
  Area of use: United Kingdom (UK) - on or related to the rail route from London (Marylebone) to Leamington Spa.
  

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