| Glasgow City Council | Scotland | 130 |
| Pembrokeshire County Council | Wales | 120 |
| Central Bedfordshire Council | East of England | 43 |
| North Lanarkshire Council | Scotland | 34 |
| Aberdeen City Council | Scotland | 27 |
| Wrexham County Borough Council | Wales | 21 |
| Stirling Council | Scotland | 21 |
| Edinburgh City Council | Scotland | 20 |
| Tower Hamlets London Borough Council | London | 20 |
| Birmingham City Council | West Midlands | 17 |
| Powys County Council | Wales | 15 |
| Rhondda Cynon Taf County Borough Council | Wales | 14 |
| Wirral Metropolitan Borough Council | North West | 8 |
| Buckinghamshire Council | South East | 7 |
| Flintshire County Council | Wales | 7 |
| South Lanarkshire Council | Scotland | 6 |
| Islington London Borough Council | London | 6 |
| Thurrock Council | East of England | 6 |
| Fingal County Council | Ireland | 4 |
| Bexley London Borough Council | London | 4 |
| Renfrewshire Council | Scotland | 4 |
| Midlothian Council | Scotland | 4 |
| East Lothian Council | Scotland | 3 |
| Aberdeenshire Council | Scotland | 3 |
| East Sussex County Council | South East | 3 |
| Herefordshire Council | West Midlands | 3 |
| Staffordshire County Council | West Midlands | 2 |
| Ealing London Borough Council | London | 2 |
| Gloucestershire County Council | South West | 2 |
| Highland Council | Scotland | 2 |
| Melton Borough Council | East Midlands | 2 |
| Welwyn Hatfield Borough Council | East of England | 2 |
| West Berkshire Council | South East | 2 |
| Wiltshire Council | South West | 2 |
| City of Wolverhampton Council | West Midlands | 2 |
| Lewisham London Borough Council | London | 1 |
| Kent County Council | South East | 1 |
| Falkirk Council | Scotland | 1 |
| Stockport Metropolitan Borough Council | North West | 1 |
| Dorset Council | South West | 1 |
| Donegal County Council | Ireland | 1 |
| Vale of Glamorgan Council | Wales | 1 |
| Warwickshire County Council | West Midlands | 1 |
| Braintree District Council | East of England | 1 |
| Camden London Borough Council | London | 1 |
| Reading Borough Council | South East | 1 |
| Maidstone Borough Council | South East | 1 |
| Solihull Metropolitan Borough Council | West Midlands | 1 |
| Somerset Council | South West | 1 |