© Oscar Research 2011 New Unitary Councils Table showing old Councils names and the names of the new Unitary Councils which replaced them and have been in place since April 2009. New Unitary Name Existing Councils Bedford Borough Council (Unitary) Bedford Borough Council Central Bedfordshire Bedfordshire County Council Mid Bedfordshire District Council South Bedfordshire District Council Cheshire East/West Cheshire County Council Chester City Council Congleton Borough Council Crewe and Nantwich Borough Council Ellesmere Port and Neston Borough Council Macclesfield Borough Council Vale Royal Borough Council Cornwall Caradon District Council Carrick District Council Cornwall County Council Kerrier District Council North Cornwall District Council © Oscar Research 2011 Penwith District Council Restormel Borough Council Durham Chester -le -Street District Council Derwentside District Council District of Easington Durham City Council Durham County Council Sedgefield Borough Council Teesdale District Council Wear Valley District Council Northumberland Alnwick District Council Berwick -upon -Tweed Borough Council Blyth Valley Borough Council Castle Morpeth Borough Council Northumberland County Council Tynedale District Council Wansbeck District Council Shropshire Bridgnorth District Council North Shropshire District Council Oswestry Borough Council Shrewsbury and Atcham Borough Council © Oscar Research 2011 Shropshire County Council South Shropshire District Council Wiltshire Kennet District Council North Wiltshire District Council Salisbury District Council West Wiltshire District Council Wiltshire County Council .