| Camstone Contractors Ltd | Waterproofing service | 2 Trust Ct | Mon–Fri 07:00–20:30 |
| CB Auto Tuning | Vehicle tuning service | Unit 4, new close farm | Mon–Thu 08:00–20:00 |
| CDC Studio | Architect | Studio, 17 Comberton Rd | Mon–Tue 09:00–17:30 |
| Cherry Hinton Village Leisure Centre | Leisure centre | Colville Rd | Mon–Wed 09:00–21:30 |
| Cherry House | Chinese takeaway | 53 High St | Mon 17:00–21:30 |
| Christ's College Cambridge | College | St Andrew's St | Daily 09:00–12:00 |
| (christmastrees4u.co.uk) | Christmas-tree farm | Lyndhurst Nursery, Station Rd | Mon–Sat 09:00–17:30 |
| Clip 'n Climb Cambridge | Rock climbing | Unit 34, Clifton Road Industrial Estate, Clifton Rd | Sun 09:00–18:00 |
| Clough Hall | Banquet hall | Sidgwick Ave | Daily Open 24 hours |
| Coffee World | Coffee roastery | Coffee World, 135 Cambridge Rd | Daily 08:00–17:00 |
| Contract Flooring Services Ltd | Flooring contractor | 4 Viking Way | Daily 10:00–15:00 |
| Creative Grounds Café – Crafts, Coffee & Workshops in Willingham | Art cafe | 36 Church St | Mon–Fri 09:00–14:30 |
| CrossFit FearNaught | Fitness centre | Unit 1A, Atria Court | Mon–Fri 06:00–19:30 |
| Cycle Aid, Solicitors Cambridge | Personal injury lawyer | wellington house, East Rd | Daily Open 24 hours |
| Darwin Nurseries & Farm Shop | Farm shop | Newmarket Rd | Mon–Sat 09:30–16:30 |
| DnB Fencing | Fence contractor | 18 Clare Dr | Daily Open 24 hours |
| Downing Court Sheltered Accommodation - Sanctuary Housing Association | Sheltered housing | High St | Daily Open 24 hours |
| Drift & Reset | Spa | 12A West Dr | Daily 09:00–21:00 |
| Driver Medicals Limited Cambridge - HGV, PCV, D4, Taxi Medicals | Local medical services | Great Cambourne, Cambourne, Cambridge CB23 6DP | Daily Open 24 hours |
| Dulcis Gelato & Pasticcini | Dessert shop | 12 Rose Cres | Mon–Thu 10:00–19:00 |
| EAS UK Asbestos | Wykonywanie testów na obecność azbestu | 19 Downing Cl | Mon–Fri 09:00–21:00 |
| EasyFix&Solutions | Property maintenance | 52 Bayfield Dr | Daily Open 24 hours |
| Eden Baptist Church | Baptist church | 1 Fitzroy St | Mon–Sat 10:00–16:00 |
| Efes Restaurant cambridge | Turkish restaurant | 80 King St | Mon–Fri 12:00–14:30, 18:00–23:00 |
| Eyes Wide Closed Hypnotherapy | Hypnotherapy service | 72 High St | Mon–Fri 09:00–20:00 |
| Faroz Kitchen - Longstanton | Kebab shop | 97 High St | Mon–Sat 11:00–22:00 |
| Fitzbillies | Bakery | 51-53 Trumpington St | Mon–Fri 08:00–18:00 |
| Flashkate Bridal Hair & Make Up | Make-up artist | 12 Millhouse Walk | Tue–Thu 08:00–17:00 |
| Floatwell | Wellness centre | 6, Salisbury Villas, Station Rd | Tue–Sat 09:00–21:00 |
| Fudge Kitchen - Cambridge | Confectionery store | 11 King's Parade | Mon–Sat 10:00–18:00 |