| No. | City / State | Starting Date |
| 1 | Richland County, Ohio | 01/23/1985 |
| 2 | Miami-Dade County, Florida | 09/25/1989 |
| 3 | Cincinnati City, Ohio | 09/12/1994 |
| 4 | County of Los Angeles, California | 08/02/1996 |
| 5 | County of Baltimore, Maryland | 06/27/2006 |
| 6 | County of Harris Texas | 06/30/2006 |
| 7 | City and County of San Francisco, California | 08/09/2013 |
