| Tesco Petrol Station | Petrol station | Coniston Rd | Daily Open 24 hours |
| Tesco Travel Money | Currency exchange service | Coniston Rd | Thu–Fri 09:00–19:00 |
| Timpson | Shoe repair shop | 1 Coniston Rd | Wed 09:00–18:00 |
| YO! Flitwick Tesco Kiosk | Sushi restaurant | Coniston Rd | Fri 06:00–00:00 |
| Yorkshire Building Society | Building society | 3 Station Square | Mon–Tue 09:00–16:30 |
| Boness Vets - Flitwick | Veterinarian | 2 Steppingley Rd | Thu–Fri 09:00–18:00 |
| Control-Teq Limited | Auto parts store | 28 Millwright Way | Mon–Thu 09:00–16:00 |
| Country Properties Estate & Letting Agents Flitwick | Estate agent | 3, russell centre, Coniston Rd | Mon–Fri 09:00–18:00 |
| Fat Busters Flitwick | Health spa | Byron Cres | Wed 16:30–19:30 |
| Flitwick & Ampthill Plumbing Supplies | Plumbers' merchant | Unit 2, 12 Windmill Rd | Mon–Fri 07:30–17:00 |
| FlitWick Automatic Car Wash | Car wash | 1 High St | Fri 08:00–18:00 |
| Flitwick Flowers | Florist | 1a Station Square | Mon–Thu 09:30–17:00 |
| Flitwick Market | Market | 11 Dunstable Rd | Fri 08:30–14:00 |
| Flitwick Village Hall | Community centre | Dunstable Rd | Fri 06:00–00:00 |
| Golden Thai Touch Massage (Flitwick) | Thai massage therapist | The Rufus Centre, Steppingley Rd | Wed 09:30–20:00 |
| Lowe-Go's Embroidery and Printwear | Embroidery shop | 1 Station Rd | Mon–Tue 09:00–16:30 |
| Melanie Collins Aesthetics | Nurse practitioner | Unit 4 The Hawthorns | Mon 09:00–20:00 |
| Mookie Toys | Toy manufacturer | 11 Enterprise Way | Fri 09:00–17:30 |
| More Choice Mortgage Centre | Mortgage broker | 7 Station Square | Mon 09:00–17:30 |
| MP Drywall | Dry wall contractor | Unit 8, Highfield House, The Hawthorns | Mon 08:00–17:00 |
| Oriental Health Treatments | Acupuncture clinic | 42 Windmill Rd | Mon 08:30–21:30 |
| Perfect Ponds Solutions Limited | Pond contractor | 5 Heron Rd | Fri–Sat Open 24 hours |
| shareflitwickandampthill | Tool rental service | Steppingley Rd | Sat 10:00–12:00 |
| Studio hygge | Musician | Hinksley Rd | Wed 12:00–21:00 |
| The Cottage Bakery | Bakery | Unit B, 3 Station Rd | Mon–Tue 06:15–15:30 |
| Topspin Racquets | Sporting goods shop | Flitwick and Ampthill Lawn Tennis Club, Astwood Dr | Mon 09:00–18:00 |
| Chubby’s | Takeaway | Maulden Road Industrial Estate, Enterprise Way | Tue 07:30–14:00 |
| Dodd & Vaughton | Conveyancer | 5-6 Station Rd | — |