| Parish of Ballywillin |
| Key | Townland | County | Division | OS Map Ref |
| 1 | Ballylagan South | Londonderry | Ballylagan | 3 & 4 |
| 2 | Ballymaclevennon West | Londonderry | Portstewart | 3 |
| 3 | Ballyreagh | Londonderry | Portstewart | 3 |
| 4 | Ballywillin | Antrim | Portrush Rural | 6 |
| 5 | Ballywillin Bog | Londonderry | Portstewart | 3 |
| 6 | Beardiville | Antrim | Portrush Rural | 6 |
| 7 | Carnaboy | Londonderry | Ballylagan | 4 |
| 8 | Carnalridge | Londonderry | Portstewart | 3 |
| 9 | Castle Island | Antrim | Portrush Rural | 2 |
| 10 | Cloughorr | Antrim | Portrush Rural | 2 & 6 |
| 11 | Cloyfin North | Londonderry | Ballylagan | 3 & 4 |
| 12 | Corbally | Antrim | Portrush Rural | 6 |
| 13 | Corrstown | Antrim | - | 6 |
| 14 | Corrstown | Londonderry | Portstewart | 3 |
| 15 | Craigahulliar | Antrim | Portrush Rural | 6 |
| 16 | Craignahorn | Londonderry | Ballylagan | 3 |
| 17 | Crossreagh | Antrim | Portrush Rural | 6 |
| 18 | Crossreagh | Londonderry | Portstewart | 3 |
| 19 | | Antrim | Portrush Rural | 6 |
| 20 | Glebe | Londonderry | Portstewart | 3 |
| 21 | Glenmanus | Antrim | - | 6 |
| 22 | Island Doo | Londonderry | Portstewart | 3 |
| 23 | Island Flackey | Londonderry | Portstewart | 3 |
| 24 | Islandmore Lower | Londonderry | Portstewart | 3 |
| 25 | Killygreen Lower | Londonderry | Ballylagan | 3 & 4 |
| 26 | Knockertotan | Antrim | Portrush Rural | 6 |
| 27 | | Londonderry | Portstewart | 3 |
| 28 | Magheraboy | Londonderry | Portstewart | 3 |
| 29 | Magheramenagh | Antrim | - | 6 |
| 30 | Magheramenagh | Londonderry | Portstewart | 3 |
| 31 | Meadow Parks | Antrim | - | 6 |
| 32 | Portrush | Antrim | - | 2 & 6 |
| 33 | Skerries & The | Antrim | Portrush Rural | 2 |
| 34 | Slimag | Londonderry | Ballylagan | 3 & 4 |
| 35 | South Island Ean | Antrim | Portrush Rural | 2 |
| 36 | The Skerries | Antrim | Portrush Rural | 2 |
| 37 | Toberdornan | Antrim | Portrush Rural | 6 |
| 38 | Winkle Islands (2) | Antrim | Portrush Rural | 2 |
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