| Postcode | Country | County | Type | Status |
|---|---|---|---|---|
| England | Hertfordshire | Large | ||
| Large | Terminated May 2010 | |||
| Large | Terminated May 2010 | |||
| Large | Terminated May 2010 | |||
| Large | Terminated December 2010 | |||
| England | Hertfordshire | Large | ||
| England | Hertfordshire | Large | Terminated February 2012 | |
| England | Hertfordshire | Large | Terminated September 2012 | |
| Large | Terminated September 2010 | |||
| Large | Terminated September 2010 | |||
| Large | Terminated October 2010 | |||
| Large | Terminated January 2011 | |||
| England | Hertfordshire | Large | Terminated December 2011 | |
| England | Hertfordshire | Large | Terminated September 2014 | |
| England | Hertfordshire | Large | Terminated February 2019 | |
| England | Hertfordshire | Large | Terminated March 2017 | |
| Large | Terminated May 2011 | |||
| England | Hertfordshire | Large | Terminated March 2012 | |
| England | Hertfordshire | Large | Terminated February 2013 | |
| England | Hertfordshire | Large | Terminated April 2020 |