- Baronrath
- Barreen
- Battiemount
- Baysland
- Belaghstown Cross Roads
- Bert Bridge
- Bigbog
- Bigstone
- Bishopsland
- Bishopslane
- Black Hill
- Blackhall
- Blackrath Gate
- Blackwater Bridge
- Blackwood
- Boakefield
- Bodenstown
- Boherbaun Lower
- Boherhole Cross Roads
- Boley Cross Roads
- Boleybeg Cross Roads
- Bonvoge Bridge
- Bostoncommon
- Boycetown
- Boyne Bridge
- Brannockstown
- Bray
- Brewel
- Broadleas Commons
- Brockagh