| Parish of Errigal |
|---|
| Key | Townland | County | Division | OS Map Ref |
|---|
| 1 | Altduff | Londonderry | Glenkeen | 17 & 18 |
| 2 | Ballintemple | Londonderry | Glenkeen | 17 & 18 & 25 & 26 |
| 3 | Ballyrogan | Londonderry | Glenkeen | 18 |
| 4 | Belraugh | Londonderry | Ringsend | 18 |
| 5 | Boleran | Londonderry | Glenkeen | 18 |
| 6 | Brockagh | Londonderry | Glenkeen | 17 & 25 & 26 |
| 7 | Brockaghboy | Londonderry | Slaght | 26 |
| 8 | Cah | Londonderry | Garvagh | 18 |
| 9 | Coolcoscreaghan | Londonderry | Slaght | 25 & 26 & 31 & 32 |
| 10 | Coolnasillagh | Londonderry | Glenkeen | 17 & 18 |
| 11 | Crockindollagh | Londonderry | Glenkeen | 18 |
| 12 | Drumbane | Londonderry | Slaght | 26 |
| 13 | Dunnavenny | Londonderry | Slaght | 26 |
| 14 | Farrantemple Glebe | Londonderry | Slaght | 26 |
| 15 | Freugh | Londonderry | Ringsend | 17 & 18 |
| 16 | Garvagh | Londonderry | Garvagh | 18 |
| 17 | Glenkeen | Londonderry | Glenkeen | 18 |
| 18 | Gortfad | Londonderry | Glenkeen | 18 & 26 |
| 19 | Gortnamoyagh | Londonderry | Glenkeen | 17 & 18 & 26 |
| 20 | Inshaleen | Londonderry | Garvagh | 18 |
| 21 | Liscall | Londonderry | Glenkeen | 18 |
| 22 | Lisnascreghog | Londonderry | Slaght | 25 & 26 |
| 23 | Mettican Glebe | Londonderry | Garvagh | 18 |
| 24 | Slaghtaverty | Londonderry | Slaght | 26 |
| 25 | Tamnymore | Londonderry | Garvagh | 18 |
| 26 | Tibaran | Londonderry | Ringsend | 10 & 11 & 17 & 18 |
| |