| Postcode | Country | County | Type | Status |
|---|---|---|---|---|
| Large | Terminated July 2011 | |||
| England | Hertfordshire | Large | Terminated August 2021 | |
| England | Hertfordshire | Large | Terminated November 2015 | |
| Large | Terminated August 2011 | |||
| England | Hertfordshire | Large | Terminated April 2014 | |
| England | Hertfordshire | Large | Terminated February 2013 | |
| England | Hertfordshire | Large | Terminated February 2013 | |
| England | Hertfordshire | Large | Terminated December 2012 | |
| England | Hertfordshire | Large | Terminated November 2013 | |
| England | Hertfordshire | Large | Terminated January 2014 | |
| England | Hertfordshire | Large | Terminated July 2017 | |
| England | Hertfordshire | Large | Terminated February 2014 | |
| England | Hertfordshire | Large | ||
| England | Hertfordshire | Large | ||
| England | Hertfordshire | Large | ||
| England | Hertfordshire | Large | Terminated July 2018 | |
| England | Hertfordshire | Large | Terminated June 2020 | |
| England | Hertfordshire | Large | Terminated October 2020 | |
| England | Hertfordshire | Large | Terminated October 2016 | |
| England | Hertfordshire | Large | Terminated February 2018 |