| Atelier Lyrialo — Bespoke Fine Art Murals | Artist | 20 Grantchester St | Mon 09:00–18:30 |
| audi-specialists.co uk Limited | Audi dealer | 40 The Causeway | Mon–Fri 08:30–17:30 |
| Audiological Specialist Care | Hearing aid shop | 30 New Rd | Thu–Fri 14:00–18:00 |
| Autoglazing | Windshield repair service | Newmarket Rd | Daily Open 24 hours |
| Az Interiors | Interior designer | 4 Winchmore Dr | Mon–Fri 09:00–17:00 |
| B I T S | Tyre shop | 72 Broad Ln | Mon–Fri 07:30–17:30 |
| Bacchanalia Wine Merchants | Beer shop | 90 Mill Rd | Tue 13:00–18:00 |
| Backstitch | Haberdashery | Burwash Manor, New Rd | Daily 10:00–17:00 |
| Bananaleaf Cambridge | South Indian restaurant | 20 Milton Rd | Mon 16:00–22:00 |
| Bar -OH | Cocktail bar | 20 Downing Pl | Daily 16:00–01:00 |
| Barratt Homes - Franklin Gardens at Darwin Green | Home builder | Franklin Gardens at Darwin Green, Cambridge Rd | Mon 12:30–17:30 |
| Bazachi ltd | Wholesale grocer | Unit 4, Lion Estates, 8 Coldham's Rd | Mon–Fri 08:00–20:00 |
| BCS Cambridge | Builder | 6 Egremont Rd | Mon–Fri 09:00–17:00 |
| Bedouin | Restaurante norafricano | 98-100 Mill Rd | Mon 12:00–15:00, 17:00–22:30 |
| Belfast Beds | Bedroom furniture store | Coldham's Rd | Mon–Fri 09:30–17:30 |
| Bicycle Ambulance | Bicycle shop | Unit 2, Bicycle Ambulance, 61 Ditton Walk | Mon–Fri 08:30–18:00 |
| Binge Eating Therapy: Dr Kirsten Keighley | Eating disorder treatment centre | 36 Butt Ln | Mon–Wed 08:00–15:00 |
| Biochrom Ltd | Scientific equipment supplier | 3970, Cambridge Research Park, Beach Dr | Mon–Fri 08:00–17:00 |
| Blackfriars, Cambridge | Catholic church | Buckingham Rd | Daily Open 24 hours |
| Blood of Angels Tattoo | Tattoo and piercing shop | 169 East Rd | Sat 10:30–18:00 |
| BodyRight Soft Tissue and Sports Massage Therapy | Sports massage therapist | Coles Rd | Wed–Fri 09:00–17:00 |
| Bourn Hall Fertility Clinic | Fertility clinic | High St | Mon–Fri 08:00–17:00 |
| Bourn Surgery | GP | 25 Alms Hill | Mon–Fri 08:30–13:00, 14:00–18:00 |
| Boyz 2 Men | Barber shop | 37 High St | Wed–Fri 09:00–17:45 |
| Brand Access Solutions by BrandSafway | Scaffolding service | Grange Farm, Grange Rd | Mon–Fri 07:30–17:00 |
| Bright Signs & Graphics | Sign shop | Unit S3, Eastern Counties Leather, Industrial Estate, London Rd | Mon–Fri 08:30–17:00 |
| Brown & Ralph | Building restoration service | Northfield Farm, Lode Rd | Mon–Fri 08:30–17:00 |
| Browns Of Burwell | Oil change service | Meadow View Industrial Estate, Reach Rd | Mon 08:00–18:00 |
| Burwash Christmas Trees | Christmas-tree farm | Burwash manor | Daily 09:00–18:00 |
| Burwash Larder | Farm shop | Burwash Manor, New Road | Mon–Tue 09:00–17:00 |