| Postcode | Country | County | Type | Status |
|---|---|---|---|---|
| Wales | (pseudo) Wales | Large | Terminated November 2015 | |
| Wales | (pseudo) Wales | Large | Terminated January 2014 | |
| Wales | (pseudo) Wales | Large | Terminated January 2020 | |
| Wales | (pseudo) Wales | Large | Terminated August 2016 | |
| Wales | (pseudo) Wales | Large | Terminated April 2014 | |
| Wales | (pseudo) Wales | Large | Terminated April 2014 | |
| Wales | (pseudo) Wales | Large | Terminated January 2018 | |
| Wales | (pseudo) Wales | Large | Terminated February 2016 | |
| Wales | (pseudo) Wales | Large | ||
| Wales | (pseudo) Wales | Large | Terminated March 2015 | |
| Wales | (pseudo) Wales | Large | Terminated August 2016 | |
| Wales | (pseudo) Wales | Large | ||
| Wales | (pseudo) Wales | Large | Terminated March 2018 | |
| Wales | (pseudo) Wales | Large | Terminated November 2016 | |
| Wales | (pseudo) Wales | Large | Terminated February 2020 | |
| Wales | (pseudo) Wales | Large | Terminated October 2017 | |
| Wales | (pseudo) Wales | Large | Terminated October 2019 | |
| Wales | (pseudo) Wales | Large | Terminated June 2018 | |
| Wales | (pseudo) Wales | Large | Terminated August 2018 | |
| Wales | (pseudo) Wales | Large | Terminated December 2021 |