| David Lloyd Health & Fitness Club | 01438 847000 | | Unit 2, Kings Way, Stevenage Leisure Park, Stevenage, SG1 2UA |  Map & Directions |
| Fitness First Ltd | 01438 744050 | | Great North Road, Roaring Meg Retail Park, Stevenage, SG1 1XN | | Map & Directions |
| Personal Fitness Instruction | 01438 313579 | | 43 Pound Avenue, Stevenage, SG1 3JB | | Map & Directions |
| Bladerunner Ltd | 01462 705050 | | 1 Amor Way, Letchworth Garden City, SG6 1UG | | Map & Directions |
| Henlow Grange Health Farm | 01462 811111 | | Henlow Grange, Health Farm, Henlow, SG16 6DB | | Map & Directions |
| Fitness Workshop | 01767 651785 | | Station Road, Gamlingay, Sandy, SG19 3HA | | Map & Directions |
| Odyssey Knebworth | 01438 313320 | | Old Knebworth Lane, Stevenage, SG2 8DU | | Map & Directions |
| Fitness Connection | 01462 437757 | | Austin House, Queen Street, Hitchin, SG4 9TS | | Map & Directions |
| Candles Health Club | 01462 895979 | | The Old Musgrove Maltings, 31a Hitchin Street, Baldock, SG7 6AQ | | Map & Directions |
| Julian Ivory | 01438 820819 | | 57 New Town, Codicote, Hitchin, SG4 8UQ | | Map & Directions |
| Sports Academy Exchange | 01462 443800 | | The Exchange, Queen Street, Hitchin, SG4 9TY | | Map & Directions |
| Elite Fitness | 01992 535544 | | 2-4 The New Arcade, Railway Street , Hertford, SG14 1SH | | Map & Directions |
| Expressions | 01462 485344 | | Baldock Road, Letchworth Garden City, SG6 2ER | | Map & Directions |
| Hertford Slimming Centre | 01992 581067 | | 50 St. Andrew Street, Hertford, SG14 1JA | | Map & Directions |
| Bond Fittness | 01920 870649 | | 9 Cresset Close, Stanstead Abbotts, Ware, SG12 8LL | | Map & Directions |
| Fit Together | 01767 600325 | | 4 Stratton Park, Biggleswade, SG18 8QS | | Map & Directions |
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