| Braintree District Council | East of England | 38 |
| Fingal County Council (Dublin) or similar | Ireland | 26 |
| Central Bedfordshire Council | East of England | 22 |
| Dublin City Council or similar (Dublin is in Ireland, not UK) | Ireland | 21 |
| Tower Hamlets London Borough Council | London | 14 |
| Edinburgh City Council | Scotland | 14 |
| Elmbridge Borough Council | South East | 13 |
| Glasgow City Council | Scotland | 11 |
| South Cambridgeshire District Council | East of England | 10 |
| North Lanarkshire Council | Scotland | 9 |
| Stockport Metropolitan Borough Council | North West | 8 |
| Rhondda Cynon Taf County Borough Council | Wales | 7 |
| Surrey County Council | South East | 7 |
| Birmingham City Council | West Midlands | 7 |
| Huntingdonshire District Council | East of England | 6 |
| Lewisham London Borough Council | London | 6 |
| Cherwell District Council | South East | 5 |
| Aberdeen City Council | Scotland | 5 |
| Derry City and Strabane District Council | Northern Ireland | 5 |
| Wrexham County Borough Council | Wales | 5 |
| Mid Sussex District Council | South East | 5 |
| Kingston upon Thames London Borough Council (likely) | London | 5 |
| Southend-on-Sea Borough Council | East of England | 4 |
| Worcester City Council | West Midlands | 4 |
| Liverpool City Council | North West | 4 |
| South Gloucestershire Council | South West | 4 |
| Woking Borough Council | South East | 4 |
| Hertsmere Borough Council | East of England | 4 |
| Runnymede Borough Council | South East | 4 |
| Basingstoke and Deane Borough Council | South East | 4 |
| South Kesteven District Council | East Midlands | 3 |
| Basildon Borough Council | East of England | 3 |
| Dorset Council | South West | 3 |
| Flintshire County Council | Wales | 3 |
| Folkestone and Hythe District Council | South East | 3 |
| Harrow London Borough Council | London | 3 |
| Highland Council | Scotland | 3 |
| Inverclyde Council | Scotland | 3 |
| Leeds City Council | Yorkshire and the Humber | 3 |
| Newport City Council | Wales | 3 |
| Oxford City Council | South East | 3 |
| Pembrokeshire County Council | Wales | 3 |
| Portsmouth City Council | South East | 3 |
| Renfrewshire Council | Scotland | 3 |
| Surrey Heath Borough Council | South East | 3 |
| Wandsworth London Borough Council | London | 3 |
| North Yorkshire Council | Yorkshire and the Humber | 2 |
| Telford & Wrekin Council | West Midlands | 2 |
| North Ayrshire Council | Scotland | 2 |
| Torridge District Council | South West | 2 |