| Postcode | Country | County | Type | Status |
|---|---|---|---|---|
| Wales | (pseudo) Wales | Large | ||
| Wales | (pseudo) Wales | Large | ||
| Wales | (pseudo) Wales | Large | Terminated August 2020 | |
| Wales | (pseudo) Wales | Large | ||
| Wales | (pseudo) Wales | Large | ||
| Wales | (pseudo) Wales | Large | ||
| Wales | (pseudo) Wales | Large | Terminated June 2019 | |
| Wales | (pseudo) Wales | Large | ||
| Wales | (pseudo) Wales | Large | ||
| Wales | (pseudo) Wales | Large | Terminated August 2020 | |
| Wales | (pseudo) Wales | Large | Terminated January 2020 | |
| Wales | (pseudo) Wales | Large | ||
| Wales | (pseudo) Wales | Large | ||
| Wales | (pseudo) Wales | Large | ||
| Large | Terminated April 2005 |