- Altagowlan
- Altakeeran
- Altanelvick
- Altans
- Altbaun
- Altderg
- Alter
- Altnabrocky
- America
- An Baile Glas
- An Baile Nua
- An Baile Thiar
- An Bheairic
- An Cheathru Bheag
- An Chloch Bhreac
- An Chrois
- An Chrois Thoir
- An Droim
- An Fhairche
- An Geata Mór
- An Ghleadraigh
- An Gort Breac
- An Mullach Rua
- An Tearmann
- An tOileán Iarthach
- An Tuar Glas
- Andresna
- Angliham
- Annacarthy
- Annadale