| Glasgow City Council | Scotland | 225 |
| Greater London Authority (London Assembly) | London | 210 |
| West Midlands Combined Authority | West Midlands | 181 |
| Edinburgh City Council | Scotland | 176 |
| City of York Council | Yorkshire and the Humber | 156 |
| Maidstone Borough Council | South East | 153 |
| West of England Combined Authority | South West | 153 |
| South Gloucestershire Council | South West | 141 |
| Climate Change, Environment, and Infrastructure Committee | Committees | 137 |
| Economy, Infrastructure and Skills Committee | Committees | 123 |
| Dumfries and Galloway Council | Scotland | 105 |
| Petitions Committee | Committees | 103 |
| West Yorkshire Combined Authority | Yorkshire and the Humber | 96 |
| Central Bedfordshire Council | East of England | 90 |
| Somerset Council | South West | 90 |
| Pembrokeshire County Council | Wales | 85 |
| Norwich City Council | East of England | 85 |
| Colchester City Council | East of England | 85 |
| Canterbury City Council | South East | 84 |
| Bristol City Council | South West | 77 |
| Sandwell Metropolitan Borough Council | West Midlands | 77 |
| Hillingdon London Borough Council | London | 77 |
| Sheffield City Council | Yorkshire and the Humber | 77 |
| Aberdeen City Council | Scotland | 77 |
| Liverpool City Region Combined Authority | North West | 76 |
| Leeds City Council | Yorkshire and the Humber | 76 |
| Cambridgeshire and Peterborough Combined Authority | East of England | 76 |
| West Sussex County Council | South East | 75 |
| Camden London Borough Council | London | 74 |
| Mid Suffolk District Council | East of England | 73 |
| City of Wolverhampton Council | West Midlands | 72 |
| Herefordshire Council | West Midlands | 71 |
| Cambridgeshire County Council | East of England | 71 |
| Babergh District Council | East of England | 67 |
| Bournemouth, Christchurch and Poole Council | South West | 66 |
| Stockport Metropolitan Borough Council | North West | 64 |
| Birmingham City Council | West Midlands | 64 |
| Dublin City Council | Ireland | 62 |
| North Somerset Council | South West | 61 |
| Southwark London Borough Council | London | 58 |
| Perth and Kinross Council | Scotland | 57 |
| Dorset Council | South West | 54 |
| East Devon District Council | South West | 54 |
| North Hertfordshire District Council | East of England | 52 |
| South Ribble Borough Council | North West | 52 |
| Wokingham Borough Council | South East | 52 |
| Flintshire County Council | Wales | 50 |
| Fermanagh and Omagh District Council | Northern Ireland | 48 |
| Derby City Council | East Midlands | 48 |
| Buckinghamshire Council | South East | 48 |