| Postcode | Country | County | Type | Status |
|---|---|---|---|---|
| England | Hertfordshire | Large | Terminated September 2015 | |
| England | Hertfordshire | Large | Terminated November 2009 | |
| England | Hertfordshire | Large | Terminated October 2015 | |
| England | Hertfordshire | Large | Terminated July 2013 | |
| England | Hertfordshire | Large | Terminated November 2009 | |
| England | Hertfordshire | Large | Terminated July 2010 | |
| England | Hertfordshire | Large | Terminated February 2011 | |
| England | Hertfordshire | Large | Terminated August 2015 | |
| England | Hertfordshire | Large | Terminated August 2015 | |
| England | Hertfordshire | Large | Terminated May 2011 | |
| England | Hertfordshire | Large | Terminated July 2010 | |
| England | Hertfordshire | Large | Terminated July 2013 | |
| England | Hertfordshire | Large | Terminated July 2013 | |
| England | Hertfordshire | Large | Terminated December 2018 | |
| England | Hertfordshire | Large | Terminated December 2010 | |
| England | Hertfordshire | Large | Terminated January 2014 | |
| England | Hertfordshire | Large | Terminated February 2012 | |
| England | Hertfordshire | Large | Terminated February 2010 | |
| England | Hertfordshire | Large | Terminated February 2013 | |
| England | Hertfordshire | Large | Terminated July 2011 |