- Blackley - 1 company
- Blackpole East - 1 company
- Blackpool - 79 companies
- Blackwater - 1 company
- Blackwater, Truro - 1 company
- Blackwell - 1 company
- Blackwood - 12 companies
- Blagrove - 1 company
- Blairgowrie - 8 companies
- Blandford - 1 company
- Blandford Forum - 26 companies
- Blantyre - 4 companies
- Blaydon on Tyne - 11 companies
- Blaydon-on-Tyne - 11 companies
- Blenheim Road - 1 company
- Bletchley - 1 company
- Blidworth - 1 company
- Blisworth - 1 company
- Bloomsbury - 2 companies
- Bloxham - 1 company
- Bluntisham - 1 company
- Blyth - 18 companies
- Bo’ness - 1 company
- Bocholt - 1 company
- Bodiam - 1 company
- Bodmin - 20 companies
- Bognor Regis - 48 companies
- BognorRegis - 1 company
- Boldon - 3 companies
- Boldon Colliery - 4 companies
- Bollington - 1 company
- Bolney - 5 companies
- Bolton - 315 companies
- Bolton LANCS - 1 company
- Boness - 4 companies
- Bo'ness - 1 company
- Bonnybridge - 7 companies
- Bonnyrigg - 6 companies
- Bookham - 2 companies
- Bootle - 45 companies
- Bootle L20 4NJ - 1 company
- Bordon - 29 companies
- Borehamwood - 61 companies
- Boroughbridge - 1 company
- Bosham - 2 companies
Towns 181 to 225 | Page 5 of 9