- Aghaglinny North
- Aghawinnaun
- Aglish
- Ahnagh Cross
- Aillemore
- Aillroe More
- Annacarriga
- Annagh Neal
- Annaghneal Bridges
- Annagore Bridge
- Ardbooly
- Ardnacrusha
- Ardsollus Bridge
- Ashline
- Ashtree Cross Roads
- Athlunkard Bridge
- Aughaglanna Bridge
- Aughanloge Bridge
- Aughboy
- Aughinish
- Aughrim
- Abbeville
- Abbey Mount
- Abbey View
- Abbey View
- Abbeymahon
- Adam’s Island
- Adrigole
- Adrivale
- Agha