| West of Scotland Cricket Club | Glasgow | A rating |
| Westcroft Park Polo Club Ltd | Chobham | A rating |
| Westhoughton Cricket Club | Bolton | A rating |
| Weston-super-Mare Cricket Club | Weston-super-Mare | A rating |
| Weybridge Cricket Club | Weybridge | A rating |
| Whalley Cricket Club | Whalley | A rating |
| Whiston Parish Church Cricket Club (non postal address) | Rotherham | A rating |
| Whitehaven Cricket Club | Whitehaven | A rating |
| Whitehaven Rugby League 2010 LTD | Whitehaven | A rating |
| Whithorn Estate Ltd | Wormley | A rating |
| WHITMORE CRICKET CLUB | NEWCASTLE UNDER LYME | A rating |
| Whitney Motorsport Racing | Mansfield | A rating |
| Whitstable Cricket Club | Whitstable | A rating |
| Wickersley Old Village Cricket Club | Rotherham | A rating |
| Wickford Cricket Club | Wickford | A rating |
| Widnes Vikings Rugby League Club Limited | Widnes | A rating |
| Wigan Athletic AFC Limited | Wigan | A rating |
| Wigan Rugby League Club | Wigan | A rating |
| Wigan Sports Club | Wigan | A rating |
| William Emerson Limited | Winkfield | A rating |
| William Fitzgerald O'Connor | Hatford | A rating |
| William Harper | Midhurst | A rating |
| William Millard | Shipley | A rating |
| Williams Grand Prix Engineering Limited | Grove | A rating |
| Willington CC | Crook | A rating |
| Wimbledon Cricket Club | London | A rating |
| Winsley Cricket Club | Winsley | A rating |
| Wirksworth & MIddleton Cricket Club | Matlock | A rating |
| Wisbech Town Cricket and Hockey Club | Wisbech | A rating |
| Witham Cricket Club | Witham | A rating |
| Wivenhoe Town Cricket Club | Colchester | A rating |
| Woking And Horsell Cricket club | Woking | A rating |
| Wokingham Cricket Club | Wokingham | A rating |
| Wollaton Cricket Club | Nottingham | A rating |
| WOLVERHAMPTON CRICKET CLUB | WOLVERHAMPTON | A rating |
| Wolverhampton Wanderers FC (1986) Ltd. | Wolverhampton | A rating |
| Wombourne Cricket Tennis And Bowling Club | Wolverhampton | A rating |
| Woodbank Cricket Club | Bury | A rating |
| Woodford Wells Club | Woodford Green | A rating |
| Woodhall Spa Cricket Club | Woodhall Spa | A rating |
| Woodhouse Grange Cricket Club | York | A rating |
| Woodhouses Cricket Club | Manchester | A rating |
| Woodlands Cricket Club | Bradford | A rating |
| Woodvale Cricket Club | Belfast | A rating |
| Worcester Cricket Club | Worcester | A rating |
| Worcestershire County Cricket Club | Worcester | A rating |
| Worfield Cricket Club | Bridgnorth | A rating |
| Workington Cricket Club | Workington | A rating |
| Workington Town RLFC Ltd | Workington | A rating |
| World Professional Billiards & Snooker Association | Bath | A rating |
| Worthing Thunder CIC | Haywards Heath | A rating |
| Wrenthorpe Sports (Cricket) Club | Wakefield | A rating |
| Wrexham AFC Limited | Wrexham | A rating |
| WRU Gwent Rugby Limited | Newport | A rating |
| Wycombe High School | High Wycombe | A rating |
| Wycombe Wanderers Football Club | High Wycombe | A rating |
| Yeadon Cricket Club | Leeds | A rating |
| Yellowave Beach Sports Venue | Brighton | A rating |
| York City Knights Limited | Huntington | A rating |
| York City Knights Ltd | York | A rating |
| Zachary Thomas Beim | Cirencester | A rating |