| Postcode | Country | County | Type | Status |
|---|---|---|---|---|
| England | Hertfordshire | Large | Terminated May 2016 | |
| England | Hertfordshire | Large | Terminated July 2016 | |
| England | Hertfordshire | Large | ||
| England | Hertfordshire | Large | Terminated February 2018 | |
| England | Hertfordshire | Large | Terminated August 2021 | |
| Large | Terminated April 2005 |