| Postcode | Country | County | Type | Status |
|---|---|---|---|---|
| England | Somerset | Small | ||
| England | Somerset | Small | ||
| England | (pseudo) England (UA/MD/LB) | Large | Terminated May 2011 | |
| England | Somerset | Large | Terminated February 2021 | |
| England | Somerset | Large | Terminated February 2006 | |
| England | Somerset | Large | Terminated September 2018 | |
| England | Somerset | Large | Terminated July 2002 | |
| England | Somerset | Large | Terminated November 2000 | |
| England | Somerset | Large | Terminated March 2006 | |
| England | Somerset | Large | Terminated February 2001 | |
| England | Somerset | Large | Terminated February 2006 | |
| England | Somerset | Large | Terminated September 2013 | |
| England | Somerset | Large | Terminated September 2018 | |
| England | Somerset | Large | Terminated August 2004 | |
| England | (pseudo) England (UA/MD/LB) | Large | Terminated August 2010 | |
| England | Somerset | Large | Terminated March 2012 | |
| England | Somerset | Large | Terminated May 2005 |