| Postcode | Country | County | Type | Status |
|---|---|---|---|---|
| England | (pseudo) England (UA/MD/LB) | Large | Terminated June 2015 | |
| Wales | (pseudo) Wales | Large | Terminated January 2010 | |
| Wales | (pseudo) Wales | Large | Terminated June 2008 | |
| Wales | (pseudo) Wales | Large | Terminated March 2008 | |
| Wales | (pseudo) Wales | Large | Terminated June 2008 | |
| Wales | (pseudo) Wales | Large | Terminated October 2007 | |
| England | (pseudo) England (UA/MD/LB) | Large | ||
| Wales | (pseudo) Wales | Large | Terminated February 2006 | |
| England | (pseudo) England (UA/MD/LB) | Large | Terminated December 2018 | |
| Wales | (pseudo) Wales | Large | Terminated November 2006 | |
| Wales | (pseudo) Wales | Large | Terminated November 2009 | |
| England | (pseudo) England (UA/MD/LB) | Large | ||
| Wales | (pseudo) Wales | Large | Terminated May 2011 | |
| England | (pseudo) England (UA/MD/LB) | Large | Terminated December 2001 | |
| Wales | (pseudo) Wales | Large | Terminated January 2006 | |
| England | (pseudo) England (UA/MD/LB) | Large | Terminated June 2003 | |
| Wales | (pseudo) Wales | Large | Terminated December 1999 | |
| England | (pseudo) England (UA/MD/LB) | Large | Terminated October 2003 | |
| Wales | (pseudo) Wales | Large | Terminated June 2000 | |
| Wales | (pseudo) Wales | Large | Terminated December 2011 |