Clubs
- Aldeburgh Yacht Club
- Benfleet Yacht Club
- Braintree Sea Angling Club
- Bromsgrove Boaters
- Classic Sailing Club
- Deben Yacht Club
- Erith Yacht Club
- Felixstowe Ferry Sailing Club
- Gerrards Cross Sailing Association
- Haven Ports Yacht Club
- Hoo Ness Yacht Club
- Lowestoft Cruising Club
- Maldon Little Ships Club
- Manchester Cruising Association
- Marconi Sailing Club
- Maxi Owners Association
- Orford Sailing Club
- Orwell Yacht Club
- Pin Mill Sailing Club
- Queenborough Yacht Club
- Shotley Point Yacht Club
- Slaughden Sailing Club
- SOIA Anglia Group
- Stour Sailing Club
- Upnor Sailing Club
- Waldrigfield Sailing Club
- Walton & Frinton Yacht Club
- Wivenhoe Sailing Club
- Wix and Wrabness Yacht Club
- Woodbridge Cruising Club
