BT21 postcode district

This district of Northern Ireland has 3 different constituencies:

North Down, , Strangford,

The nearest stations within this postcode district are the following:

,

This district has the following 5 wards:

Donaghadee, Warren, , Loughries, Groomsport,

BT21 0EX, , Northern Ireland /No longer in use/

BT21 0NX, , Northern Ireland /No longer in use/