| Gold Traders UK Ltd | Gold dealer | 29 High St | Mon 09:30–14:30 |
| Gorse Hill Baptist Church | Baptist church | Cricklade Rd | Sun 10:30–12:00 |
| Gorse Hill Chinese | Chinese takeaway | 239 Cricklade Rd | Daily 17:00–23:30 |
| Gorse Hill Dry Cleaners & Laundry | Dry cleaner | 33 Cricklade Rd | Fri 08:30–17:30 |
| Grace Electrical | Appliance shop | Unit 114, Rivermead Business Park | Thu 09:00–16:00 |
| Grange Leisure and Community Centre | Leisure centre | Grange Dr | Mon–Fri 06:30–22:00 |
| Greek Olive | Greek restaurant | 141 Faringdon Rd | Tue–Thu 17:00–22:00 |
| Green Man Carpet, Hard Floor, Rug & Upholstery Cleaning | Carpet cleaning service | 10 Shepherds Breach | Mon 09:00–13:00 |
| GWP Packaging | Packaging company | Unit 20, Chelworth Park | Mon–Fri 08:00–17:00 |
| Gyro World (Swindon) | Greek restaurant | 179A Rodbourne Rd | Mon 15:00–21:30 |
| Haine & Smith Opticians | Optician | Regent St | Mon–Sat 09:00–17:30 |
| Hall & Woodhouse Wichelstowe | Fish & chips shop | Peglars Wy | Mon–Thu 10:00–22:00 |
| Hanover House - Anchor | Housing association | Highworth, Swindon SN6 7EW | Sun Open 24 hours |
| Harper’s Steakhouse & Bar at the Weighbridge | Steak house | Penzance Dr | Mon–Thu 09:00–22:00 |
| Hazel Andrews Acupuncture | Acupuncturist | 7 Ash Gardens | Mon–Tue 09:30–18:30 |
| HBS Cleaning Services | Cleaning service | 53 Thornbridge Ave | Mon–Sat 07:00–21:00 |
| HD Interior Solutions | Interior fitting contractor | 102 Hyde Rd | Thu–Fri 07:00–19:00 |
| Hedgeworx Limited | Wholesale plant nursery | Coped Hall Business Park, Midge Hall | Mon–Fri 08:30–17:00 |
| Helen Browning's Organic | Organic farm | Eastbrook Farm, Cues Ln | Mon–Fri 09:00–17:30 |
| Helping your Health & Happiness | Psychotherapist | Holistic Healthcare Practice, Newburgh Pl | Mon–Thu 09:00–20:00 |
| Heritage Volkswagen Swindon | Volkswagen dealer | Frankland Rd | Mon–Fri 08:30–18:00 |
| Hetco Fine Foods | Indian grocery shop | C5 Kembrey St | Mon 09:00–17:00 |
| Highworth Clinic | Osteopath | 15 Sheep St | Wed 08:30–17:30 |
| Hillier Funeral Service - Old Town, Swindon | Funeral director | kingshill house, Kent Rd | Daily Open 24 hours |
| Hobson's Choice | Swindon | Luxury Kitchens & Bathrooms | Bathroom renovator | Gloucester House, County Park, Shrivenham Rd | Mon–Fri 08:30–17:30 |
| Hockey Hub UK | Hockey supply shop | The Link Centre, Whitehill Way | Mon–Tue 16:00–20:00 |
| Holmes Music | Musical instrument shop | 21-23 Faringdon Rd | Tue–Fri 10:00–17:00 |
| Holy Family Catholic Primary And Nursery School | Catholic school | Marlowe Ave | Mon–Fri 08:30–15:00 |
| Homewise Engineering | Structural engineer | 26 Frankel Ave | Mon–Fri 08:30–17:00 |
| HongXin Oriental Buffet | Chinese restaurant | Hongxin, Pepperbox Hill | Mon–Thu 12:00–15:00, 17:00–22:30 |