Oil and Gas Field Code Master List Historical |
|---|
| 2007 | Released March 2008 |
| 2006 | Released February 2007 |
| 2005 | Released May 2006 |
| 2004 | Released May 2005 |
| 2003 | Released April 2004 |
| 2002 | Released March 2003 |
| 2001 | Released January 2002 |
| 2000 | Released February 2001 |
| 1998 | Released January 1999 |
| 1997 | Released February 1998 |