| Postcode | Country | County | Type | Status |
|---|---|---|---|---|
| England | Essex | Small | ||
| England | Essex | Small | ||
| England | Essex | Large | Terminated May 1994 | |
| England | Essex | Small | ||
| England | Essex | Small | ||
| England | Essex | Small | ||
| England | Essex | Small | ||
| England | Essex | Small | ||
| England | Essex | Small | ||
| England | Essex | Small | ||
| England | Essex | Small | ||
| England | Essex | Small | ||
| England | Essex | Small | ||
| England | Essex | Small | ||
| England | Essex | Small | ||
| England | Essex | Small | ||
| England | Essex | Small | Terminated December 1988 | |
| England | Essex | Small | ||
| England | Essex | Small | ||
| England | Essex | Small | Terminated December 1996 |