- Ballynameelagh
- Ballynashannagh
- Ballynaworthra
- Ballyness
- Ballyrush
- Ballyshannon
- Ballysuggart
- Bananimma
- Barnes Bridge
- Barnesmore
- Bawnboy
- Baylet
- Beagh Bridge
- Bedlam
- Beglieve
- Belalt
- Bellaheady Bridge
- Bellahillan Bridge
- Bellanacargy
- Bellanaman
- Bellanamore
- Bellanode
- Bellatrain
- Bellville
- Beltany Lower
- Beltany Upper
- Bessbrook
- Billis
- Binalt
- Binbane