| Flintshire County Council | Wales | 92 |
| Tower Hamlets London Borough Council | London | 63 |
| City of Wolverhampton Council | West Midlands | 53 |
| Glasgow City Council | Scotland | 42 |
| Aberdeen City Council | Scotland | 18 |
| Wirral Metropolitan Borough Council | North West | 18 |
| Nottinghamshire County Council | East Midlands | 16 |
| Harrow London Borough Council | London | 14 |
| Wandsworth London Borough Council | London | 12 |
| Bedford Borough Council | East of England | 11 |
| Somerset Council | South West | 11 |
| Lewisham London Borough Council | London | 10 |
| Cambridgeshire County Council | East of England | 9 |
| East Sussex County Council | South East | 9 |
| West Sussex County Council | South East | 7 |
| Kent County Council | South East | 7 |
| Gloucestershire County Council | South West | 6 |
| Dumfries and Galloway Council | Scotland | 5 |
| Ealing London Borough Council | London | 5 |
| Hillingdon London Borough Council | London | 5 |
| Devon County Council | South West | 4 |
| Falkirk Council | Scotland | 4 |
| Highland Council | Scotland | 4 |
| Surrey County Council | South East | 4 |
| Rhondda Cynon Taf County Borough Council | Wales | 3 |
| Shropshire Council | West Midlands | 3 |
| East Riding of Yorkshire Council | Yorkshire and the Humber | 3 |
| Kingston upon Thames London Borough Council (likely) | London | 3 |
| Lincolnshire County Council | East Midlands | 3 |
| Hammersmith & Fulham London Borough Council | London | 2 |
| Royal Borough of Kensington and Chelsea | London | 2 |
| Hounslow London Borough Council | London | 2 |
| Swansea Council | Wales | 2 |
| Durham County Council | North East | 2 |
| Birmingham City Council | West Midlands | 1 |
| Brent London Borough Council | London | 1 |
| Leicestershire County Council | East Midlands | 1 |
| Dorset Council | South West | 1 |
| Newham London Borough Council | London | 1 |