Hertfordshire UnderWater Gogglers(more info)
Red Lion, Redhall Drive, Hatfield, Hertfordshire, AL10 9EB, United Kingdom
Diving
High Altitude Divers(more info)
Salwa Garden Village, PO BOX 1742, Riyadh, Saudi Arabia
Family friendly
Diving
Highlands and Islands Sub Aqua Club(more info)
Scottish Association for Marine Science, Dunstaffnage Marine Laboratory, Dunbeg, OBAN, Argyll, PA37 1QA, United Kingdom
Diving
High Wycombe(more info)
Wycombe Leisure Centre, Handy Cross Leisure Centre, HIGH WYCOMBE, Buckinghamshire, HP11 1UP, United Kingdom
Diving
HMS Neptune Sub Aqua Club(more info)
c/o HMS Neptune Sports Drome Office, HMNB Clyde, Helensburgh, Argyle & Bute, G84 8HL, United Kingdom
Family friendly
Diving
Hoddesdon Sub Aqua Club(more info)
Hartham Leisure Centre, Hartham Common, Hertford, Hertfordshire, SG14 1QR, United Kingdom
Family friendly
Diving
Holborn Sub Aqua Club(more info)
Oasis Sports Centre, 32 Endell Street, Covent Garden, London, WC2H 9AG, United Kingdom
Diving
Huddersfield Sub-Aqua Club(more info)
Huddersfield Leisure Centre, Spring Grove Street, HUDDERSFIELD, HD1 4BP, United Kingdom
Family friendly
Diving
Hull(more info)
Ship Inn, Beverley Road, Dunswell, HULL, HU6 0AJ, United Kingdom
Family friendly
Diving
Humber BSAC(more info)
263 Humberston Avenue, Humberston, GRIMSBY, north east linconlshire, DN36 4JA, United Kingdom
Family friendly
Diving
Snorkelling