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A
- Aughadown
- Aughagault
- Aughagault Big
- Aughagault Little
- Aughaglanna Bridge
- Aughanloge Bridge
- Aughatubbrid
- Aughavas
- Aughboy
- Aughboy Bridge
- Aughclare
- Aughernagalliagh
- Aughils
- Aughinish
- Aughkeely
- Aughnacliffe
- Aughnacrow Bridge
- Aughnagawer Cross Roads
- Aughnagroagh Bridge
- Aughnasheelan
- Aughness
- Aughnish Isle
- Aughrim
- Aughrim
- Aughrim
- Aughrim
- Aughris
- Aughrus More
- Aughshemus Bridge
- Aught Upper
- Aurora
- Avoca
- Avoncore
- Avondhu
-
B
- Badgerisland
- Bagenalstown
- Baggotstown
- Bahana
- Bahobuck
- Baile an Mhuilinn
- Baile Bhuirne
- Bailieborough
- Bailis
- Bakers Bridge
- Balally
- Balbane
- Balbradagh
- Balbriggan
- Balbrigh
- Balcunnin
- Balcynamoyntragh Cross Roads
- Baldongan
- Baldonnell
- Baldoyle
- Baldoyle
- Baldoyle
- Baldwinstown
- Baldwinstown
- Balgeeth
- Balgeeth
- Balgill
- Balgree
- Balgriffin
- Balief Cross Roads
- Balinlig
- Baliynakilly
- Balla
- Ballaba
- Balladian
- Ballagan
- Ballagh
- Ballagh
- Ballagh
- Ballagh
- Ballagh
- Ballaghadereen
- Ballaghaderg Bridge
- Ballaghaderreen
- Ballaghaderren
- Ballaghassaan
- Ballaghboy
- Ballagh Cross Roads
- Ballagheloghane Cross Roads
- Ballaghfarna
- Ballaghhammer Bridge
- Ballaghkeen
- Ballaghmore
- Ballaghmore Cross Roads
- Ballaghnageam
- Ballaghnatrillick
- Ballaghnatrillick Bridge
- Ballaghtallon
- Ballahantouragh
- Ballakelly Cross Roads
- Ballallog
- Ballally
- Ballany
- Ballard
- Ballard
- Ballard