| Localité | Code postal |
|---|---|
| Ardkeen, Ards and North Down | BT22 |
| Ballygowan, Ards and North Down | BT23 |
| Ballyhalbert, Ards and North Down | BT22 |
| Ballywalter, Ards and North Down | BT22 |
| Bangor, Ards and North Down | BT19, BT20 |
| Carrowdore, Ards and North Down | BT22 |
| Cloughey, Ards and North Down | BT22 |
| Comber, Ards and North Down | BT23 |
| Conlig, Ards and North Down | BT23 |
| Crawfordsburn, Ards and North Down | BT19 |
| Donaghadee, Ards and North Down | BT21 |
| Greyabbey, Ards and North Down | BT22 |
| Groomsport, Ards and North Down | BT19 |
| Helens Bay, Ards and North Down | BT19 |
| Holywood, Ards and North Down | BT18 |
| Killinchy, Ards and North Down | BT23 |
| Kircubbin, Ards and North Down | BT22 |
| Millisle, Ards and North Down | BT22 |
| Newtownards, Ards and North Down | BT22, BT23 |
| Portaferry, Ards and North Down | BT22 |
| Portavogie, Ards and North Down | BT22 |
| Tullynagee, Ards and North Down | BT23 6DL |