| Postcode | Country | County | Type | Status |
|---|---|---|---|---|
| England | Essex | Small | ||
| England | Essex | Large | Terminated June 2000 | |
| England | Essex | Small | ||
| England | Essex | Large | Terminated December 1991 | |
| 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 | ||
| England | Essex | Small | ||
| England | Essex | Large | Terminated December 1999 |