| Postcode | Country | County | Type | Status |
|---|---|---|---|---|
| Wales | (pseudo) Wales | Small | ||
| Wales | (pseudo) Wales | Small | ||
| Wales | (pseudo) Wales | Small | ||
| Wales | (pseudo) Wales | Small | ||
| Wales | (pseudo) Wales | Small | ||
| Wales | (pseudo) Wales | Small | Terminated August 2011 | |
| Wales | (pseudo) Wales | Small | ||
| Wales | (pseudo) Wales | Small | ||
| Wales | (pseudo) Wales | Small | ||
| Wales | (pseudo) Wales | Small | ||
| Wales | (pseudo) Wales | Small | ||
| Wales | (pseudo) Wales | Small | ||
| Wales | (pseudo) Wales | Small | ||
| Wales | (pseudo) Wales | Large | Terminated March 2010 | |
| Wales | (pseudo) Wales | Large | Terminated February 2007 | |
| Wales | (pseudo) Wales | Large | Terminated November 2006 | |
| Wales | (pseudo) Wales | Large | Terminated October 2003 | |
| Wales | (pseudo) Wales | Large | Terminated December 1999 | |
| Wales | (pseudo) Wales | Large | Terminated May 2005 | |
| Wales | (pseudo) Wales | Large | Terminated October 2000 |