| Brew Digital | Marketing agency | 2 Millennium Plain | Mon–Fri 09:00–17:30 |
| Brian Bromley Carpets & Curtains | Carpet retail shop | Laburnum Dr | Mon–Thu 09:00–17:00 |
| Britannia Alan Cook - Loddon Removals | Removals company | Norfolk House Sterling Close Loddon Industrial Estate | Mon–Fri 08:00–17:15 |
| British Mouldings | Building restoration service | 8 Hurricane Way | Mon–Fri 08:00–17:00 |
| Britons Arms | Tea room | 9 Elm Hill | Mon–Wed 09:00–17:30 |
| Britta Wigs | Wig shop | 20 Oak Ave | Daily 09:00–19:00 |
| Broadland Computers | Computer service | Greenacres, Brick Kiln Ln, Goose Ln | Thu–Fri 09:00–13:00 |
| Broadland Digital | Sign shop | Vulcan House, Vulcan Rd N | Mon–Fri 08:30–17:00 |
| Broadland Drinks | Alcohol manufacturer | Chapel St | Mon–Tue 08:30–17:00 |
| Broadland Glass Services Ltd | Glazier | Unit 32 Stalham Rd | Mon–Fri 08:30–17:00 |
| Broadland Products Ltd | Steel fabricator | Littlewood Lane, Ind. Estate, Unit 22b Stalham Rd | Mon–Tue 07:00–17:00 |
| Broads Tours | Tour operator | The Bridge | Daily 08:30–17:00 |
| Broadside Warriors Amateur Boxing Club Norwich | Boxing club | Horizon Works, 396-399 Dereham Rd | Tue 18:00–21:00 |
| Brooke and District Tennis Club | Tennis club | Norwich Rd | Daily 08:00–21:00 |
| Browns Timber | Wood supplier | Plantation Rd | Mon–Fri 08:00–17:30 |
| Brundall Bay Marina (Tingdene Marinas Ltd) | Marina | Brundall Bay Marina, Brundall Rd | Mon–Sat 09:00–17:00 |
| Brunswick Investment Management | Investment service | Suite 7, Wensum Mt Business Centre, Suite 7 Low Rd | Mon–Fri 09:00–17:00 |
| Bubblegum Bathrooms | Bathroom supply shop | Unit 2, Bubblegum Bathrooms, 4 Robberds Way | Mon–Tue 07:00–17:00 |
| Building Materials Direct Norfolk Ltd | Construction material wholesaler | Unit 1B & 2C, Roudham Park Industrial Estate, Roundham Road | Mon–Fri 08:00–16:30 |
| Bump to Beyond your Birth | Childbirth class | 4 Abbs Close | Daily 09:00–20:00 |
| Bure River Cottage Restaurant | Bar | 27 Lower St | Tue 18:00–21:00 |
| Bure Valley Railway (Aylsham station) | Heritage preservation | Aylsham Station, Norwich Rd | Wed–Thu 09:00–16:30 |
| Burgers Plus | Meat wholesaler | 9 Page Rd | Mon–Fri 07:00–14:00 |
| Burnt Fen Alpacas | Tourist attraction | Burnt Fen, Burnt Fen Road | Tue–Sun 09:00–17:00 |
| Burwell Maintenance Ltd | Property maintenance | Hornbeam House, Bidwell Rd | Mon–Fri 07:30–16:30 |
| Butler and Castell Restoration | Antique furniture restoration service | Market Pl | Mon–Tue 09:00–17:00 |
| C J Ball | Motorbike dealer | Woodlands, Salhouse Rd | Tue–Fri 08:30–17:30 |
| C J's Garden Machinery | Lawn mower repair service | 3 Station Ln | Mon–Fri 08:30–18:00 |
| C&H Quickmix Costessey Office | Ready-mix concrete supplier | Longwater Business Park, Ernest Gage Ave | Mon–Thu 07:30–17:00 |
| C&H Quickmix Norwich North Concrete Plant | Concrete contractor | Quarry, Quarry Rd | Fri 07:30–17:00 |