• North America - 78°W to 72°W and NAD27 by country

  EPSG:2148
  Area of use: North America
  

• North America - 90°W to 84°W and NAD27 by country

  EPSG:2146
  Area of use: North America
  

• North America - 84°W to 78°W and NAD27 by country

  EPSG:2147
  Area of use: North America
  

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