| Postcode | Country | County | Type | Status |
|---|---|---|---|---|
| England | Hertfordshire | Large | Terminated May 2006 | |
| England | Hertfordshire | Large | Terminated May 2010 | |
| England | Hertfordshire | Large | Terminated June 2012 | |
| England | Hertfordshire | Large | Terminated January 2011 | |
| England | Hertfordshire | Large | Terminated July 2006 | |
| England | Hertfordshire | Large | Terminated February 2019 | |
| England | Hertfordshire | Large | Terminated December 2005 | |
| England | Hertfordshire | Large | Terminated September 2007 | |
| England | Hertfordshire | Large | Terminated October 2006 | |
| England | Hertfordshire | Large | Terminated October 2006 | |
| England | Hertfordshire | Large | Terminated October 2006 | |
| England | Hertfordshire | Large | Terminated November 2006 | |
| England | Hertfordshire | Large | Terminated December 2009 | |
| England | Hertfordshire | Large | Terminated August 2014 | |
| England | Hertfordshire | Large | Terminated January 2007 | |
| England | Hertfordshire | Large | Terminated July 2006 | |
| England | Hertfordshire | Large | ||
| England | Hertfordshire | Large | Terminated January 2007 | |
| England | Hertfordshire | Large | Terminated February 2008 | |
| England | Hertfordshire | Large | Terminated February 2008 |