- Blakeslee
- Blanchester
- Bloomdale
- Bloomingburg
- Bloomville
- Blue Ash
- Bolindale
- Boston Heights
- Botkins
- Bowerston
- Bradner
- Brady Lake
- Brandywine
- Bratenahl
- Brecksville
- Briarwood Beach (historical)
- Brice
- Brilliant
- Brinkhaven
- Broadview Heights
- Brook Park
- Brookfield Center
- Brooklyn
- Brooklyn Heights
- Brookville
- Broughton
- Buchtel
- Buckeye Lake
- Bucyrus
- Burgoon