Locations
- Abbey Street
- Abbey Street Lower
- Abbey Street Middle
- Abbey Street Upper
- Abbeyleix
- Abbeyview Terrace
- Abbotsford
- Aberdare
- Aberdeen Street
- Aberdeen Terrace
- Aberdovey [Aberdyfi]
- Achill Road
- Achill Sound
- Adamstown
- Addison Road
- Adelaide Avenue
- Adelaide Road
- Adelaide Street
- Adelaide Terrace
- Ailesbury Road
- Ailesbury Park
- Ailesbury Road
- Airfield Road
- Albert Court
- Albert Place
- Albert Road
- Albert Terrace
- Albion Street
- Aldborough Barracks
- Aldborough Place
- Aldborough Square
- Aldenham Road
- Aldersgate Street
- Aldershot
- Alexandra Terrace
- Alexandra Terrrace
- Allingham Street
- Alma Road
- Alma Terrace
- Alphonsus Road
- Alpington Cross
- Altinure Terrace
- Alum Rock
- Alverton
- Amberley Road
- Amiens Street
- Amiens Street Railway Station [Connolly Station]
- Andrew Street
- Anerley
- Anglesea
- Anglesea Market
- Anglesea Road
- Anglesea Street
- Annadale Avenue
- Annavilla
- Anne Street
- Anne Street North
- Anne Street South
- Annesley Avenue
- Annesley Bridge
- Annesley Bridge Road
- Annesley Park
- Annesley Place
- Antrim
- Appian Way
- Appold Street
- Arbour Hill
- Ard Righ Road
- Ardagh
- Ardara
- Ardee
- Ardee Road
- Ardee Street
- Ardenza Terrace
- Ardilaun Terrace
- Ardlevey
- Ardmillan
- Ardtully
- Argyle Road
- Arklow
- Arklow Street
- Armagh
- Armitage
- Arnott Street
- Arran Quay
- Arran Road
- Arran Street East
- Arranmore Avenue
- Arranmore Road
- Artane
- Arthur Street
- Arva
- Asbourne
- Asbourne Road
- Ashanti
- Ashbourne
- Ashbrook Terrace
- Ashdale Road
- Ashfield Road
- Ashfield Terrace
- Ashton on Ribble
- Aston Place
- Aston Quay
- Athboy
- Athenry
- Athleague
- Athlone
- Athy
- Auburn Avenue
- Auburn Street
- Aughalion
- Aughnacliffe
- Aughrim
- Aughrim Street
- Augusta Avenue
- Augusta Street
- Aungier Street
- Avenue Road
- Avoca
- Avoca Avenue
- Avoca Road
- Avondale Avenue
- Avondale Row
- Aylesbury
- Aymer Road
- Ayresdon
- Ayrshire