| Braintree District Council | East of England | 47 |
| Edinburgh City Council | Scotland | 43 |
| West Sussex County Council | South East | 38 |
| Central Bedfordshire Council | East of England | 36 |
| North Ayrshire Council | Scotland | 31 |
| Flintshire County Council | Wales | 30 |
| Pembrokeshire County Council | Wales | 28 |
| Tower Hamlets London Borough Council | London | 24 |
| Gloucestershire County Council | South West | 21 |
| City of Wolverhampton Council | West Midlands | 21 |
| Glasgow City Council | Scotland | 21 |
| Wrexham County Borough Council | Wales | 18 |
| Midlothian Council | Scotland | 17 |
| Aberdeen City Council | Scotland | 15 |
| Cherwell District Council | South East | 13 |
| Powys County Council | Wales | 13 |
| Woking Borough Council | South East | 13 |
| Tunbridge Wells Borough Council | South East | 12 |
| Welwyn Hatfield Borough Council | East of England | 11 |
| Folkestone and Hythe District Council | South East | 10 |
| Solihull Metropolitan Borough Council | West Midlands | 9 |
| Buckinghamshire Council | South East | 9 |
| West Lindsey District Council | East Midlands | 7 |
| Nottinghamshire County Council | East Midlands | 7 |
| North Lanarkshire Council | Scotland | 7 |
| Epping Forest District Council | East of England | 7 |
| Teignbridge District Council | South West | 7 |
| Stockport Metropolitan Borough Council | North West | 7 |
| Wirral Metropolitan Borough Council | North West | 7 |
| Rhondda Cynon Taf County Borough Council | Wales | 6 |
| Highland Council | Scotland | 6 |
| East Sussex County Council | South East | 6 |
| Harlow District Council | East of England | 6 |
| Dublin City Council or similar (Dublin is in Ireland, not UK) | Ireland | 6 |
| Sheffield City Council | Yorkshire and the Humber | 5 |
| Bradford Metropolitan District Council | Yorkshire and the Humber | 5 |
| Knowsley Metropolitan Borough Council | North West | 5 |
| Dorset Council | South West | 4 |
| Bedford Borough Council | East of England | 4 |
| Denbighshire County Council | Wales | 4 |
| Cotswold District Council | South West | 4 |
| Basingstoke and Deane Borough Council | South East | 4 |
| Aberdeenshire Council | Scotland | 4 |
| Fingal County Council (Dublin) or similar | Ireland | 4 |
| North Yorkshire Council | Yorkshire and the Humber | 4 |
| Leeds City Council | Yorkshire and the Humber | 4 |
| Blackpool Council | North West | 4 |
| Tamworth Borough Council | West Midlands | 4 |
| Tewkesbury Borough Council | South West | 4 |
| Stirling Council | Scotland | 4 |