| Country | Northern Ireland |
|---|---|
| UK region | Northern Ireland |
| Postcode area | BT |
| Constituency | East Antrim |
Castle postcode districts
The Castle ward/electoral division in the UK Parliamentary Constituency of East Antrim contains the following postcode districts.
| Country | Northern Ireland |
|---|---|
| UK region | Northern Ireland |
| Postcode area | BT |
| Constituency | East Antrim |
The Castle ward/electoral division in the UK Parliamentary Constituency of East Antrim contains the following postcode districts.