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| Abbey Sailing Club | View |
| Aberdeen And Stonehaven Yacht Club | View |
| Aberdeen University Sailing Club | View |
| Aldeburgh Yacht Club | View |
| Aldenham Sailing Club | View |
| Aldridge Sailing Club | View |
| Alexandra Yacht Club | View |
| Annandale Sailing Club | View |
| Antrim Boat Club | View |
| Aquarius Sailing Club | View |
| Ardleigh Sailing Club | View |
| Ariel Sailing Club | View |
| Army Medical Services Sailing Assn (ASA 011) | View |
| Arun Yacht Club | View |
| ASA Dinghy & W/S Centre (ASA 130) | View |