Local governments
| Name | Type | Notes |
|---|---|---|
| Abercarn Urban District Council | District Council | |
| Aberdeen City Council | City Council | |
| Aberdeenshire County Council | County Council | |
| Abertillery Urban District Council | District Council | |
| Aberystwyth Borough Council | Borough Council | |
| Abingdon Borough Council | Borough Council | |
| Abram Urban District Council | District Council | |
| Accrington Borough Council | Borough Council | |
| Acton Borough Council | London Borough | |
| Allerdale Borough Council | Borough Council | |
| Alloa Burgh Council | Borough Council | |
| Alnwick Town Council | Town Council | |
| Alresford Borough Council | Borough Council | |
| Altrincham Borough Council | Borough Council | |
| Amber Valley Borough Council | Borough Council | |
| Andover Rural District Council | District Council | |
| Anglesey County Council | County Council | |
| Angus District Council | District Council | |
| Annfield Plain Urban District Council | District Council | |
| Antrim County Council | County Council |