B
- (Louth) Barnhill Cross
- (South Dublin) Baldonnell
- (Fingal County) Ballymadun
- (Meath) Bracetown
- (Dublin City) Bull Island
- (Westmeath) Ballyhaw
- (Westmeath) Brulonstown
- (Westmeath) Brutonstown Little
- (Westmeath) Belvue
- (Westmeath) Bracklin
- (Westmeath) Ballynaskeagh
- (Westmeath) Ballynacor
- (Westmeath) Ballymaghery
- (Westmeath) Ballyowen
- (Westmeath) Ballycor
- (Westmeath) Balrath West
- (Westmeath) Balrath East
- (Westmeath) Balrath North
- (Westmeath) Billistown
- (Westmeath) Ballymacahil and Derries
- (Westmeath) Ballynaskeagh
- (Westmeath) Ballinvally
- (Westmeath) Bolandstown
- (Westmeath) Ballinlig
- (Westmeath) Balrath South
- (Westmeath) Ballinlough
- (Westmeath) Ballinn
- (Westmeath) Brownstown
- (Westmeath) Balnavine
- (Westmeath) Bananstown