| Date | Action |
| 09/05/2008 | License Canceled |
| 11/08/2004 | Construction/Coverage Reminder Letter Sent |
| 08/04/2003 | License Modified |
| 12/21/2001 | License Renewed |
| 12/20/2001 | License TIN Added |
| 10/15/2001 | Renewal Reminder Letter Sent |
| 04/20/2001 | License Assigned (Full Assignment) |
| 02/14/2001 | Administrative Update Applied |
| 11/13/1999 | Administrative Update Applied |
| 11/13/1999 | Administrative Update Applied |
| 08/13/1999 | License Converted |
| 06/23/1999 | License Modified |
| 01/30/1998 | License Modified |
| 01/07/1997 | Internal Correction Applied |
| 01/07/1997 | License Modified |
| 02/08/1996 | License Renewed |
| 11/07/1995 | License Assigned (Full Assignment) |
| 12/24/1991 | License Modified |
| 01/29/1990 | License Modified |
| 11/08/1985 | License Modified |
| 12/07/1984 | License Issued |
| 10/19/1984 | License Modified |
| 10/22/1982 | License Modified |
| 12/22/1980 | License Modified |
| 01/26/1978 | License Modified |