| Postcode | Country | County | Type | Status |
|---|---|---|---|---|
| Large | Terminated January 2006 | |||
| Large | Terminated January 2006 | |||
| Wales | (pseudo) Wales | Large | Terminated May 2008 | |
| Wales | (pseudo) Wales | Large | Terminated February 2006 | |
| Wales | (pseudo) Wales | Large | Terminated September 2018 | |
| Large | Terminated January 2006 | |||
| Wales | (pseudo) Wales | Large | Terminated March 2007 | |
| Wales | (pseudo) Wales | Large | Terminated August 2008 | |
| Wales | (pseudo) Wales | Large | Terminated February 2013 | |
| Wales | (pseudo) Wales | Large | Terminated May 2010 | |
| Wales | (pseudo) Wales | Large | Terminated February 2008 | |
| Wales | (pseudo) Wales | Large | Terminated February 2006 | |
| Wales | (pseudo) Wales | Large | Terminated February 2006 | |
| Wales | (pseudo) Wales | Large | Terminated February 2006 | |
| Wales | (pseudo) Wales | Large | Terminated September 2009 | |
| Wales | (pseudo) Wales | Large | Terminated February 2006 | |
| Wales | (pseudo) Wales | Large | Terminated April 2007 | |
| Wales | (pseudo) Wales | Large | Terminated February 2006 | |
| Wales | (pseudo) Wales | Large | Terminated June 2012 | |
| Wales | (pseudo) Wales | Large | Terminated July 2007 |