| Name of DA |
| Cambrian & Wyvern Region |
| Dyfed DA |
| East Worcestershire DA |
| Gloucestershire DA |
| Gwent DA |
| South Wales DA |
| West Wales DA |
| Worcestershire & Herefordshire DA |
| Central Counties Region |
| Birmingham DA |
| Coventry DA |
| Leicestershire DA |
| North Warwickshire DA |
| Northamptonshire DA |
| Nottinghamshire DA |
| South Lincolnshire DA |
| Trent Valley DA |
| West Midlands DA |
| Chiltern Region |
| Bedfordshire DA |
| Bucks, Herts & Middx DA |
| Hertfordshire and North London DA |
| Oxfordshire DA |
| Aylesbury Vale DA |
| Eastern Region |
| East Essex DA |
| Fenland DA |
| Norfolk & Suffolk DA |
| South Suffolk DA |
| West Essex DA |
| North Central Region |
| Chase DA |
| Chesterfield DA |
| Derbyshire DA |
| North Staffordshire DA |
| North Wales DA |
| Shropshire DA |
| Staffordshire DA |
| North East Region |
| Durham DA |
| Northumbrian DA |
| Teesside DA |
| North West Region |
| Central Lancs DA |
| Lancashire & Cheshire DA |
| Lakeland DA |
| Liverpool & South West Lancs DA |
| North Lancashire DA |
| North East Cheshire DA |
| Roch Valley DA |
| South Lancs DA |
| Northern Ireland DA |
| Scottish Region |
| Edinburgh & East Scotland DA |
| Fife DA |
| Glasgow & West Scotland DA |
| Grampian & North Scotland DA |
| Perth & Angus DA |
| Renfrew and South West Scotland DA |
| South Eastern Region |
| East Kent DA |
| East Sussex DA |
| Surrey DA |
| South West Region |
| Avon (Bristol) DA |
| Cornwall DA |
| Devon DA |
| Dorset DA |
| Somerset DA |
| Tamar DA |
| Wiltshire DA |
| Sarum DA |
| New Forest DA |
| Southern Region |
| Hampshire DA |
| Isle of Wight DA |
| Royal County of Berkshire DA |
| Solent DA |
| Loddon DA |
| Waterside DA |
| West Sussex DA |
| Yorkshire Region |
| Central Yorkshire DA |
| East Yorkshire DA |
| Huddersfield DA |
| Leeds DA |
| Lindum DA |
| Sheffield DA |
| South Yorkshire DA |
| Spen Valley DA |
| Yorkshire DA |
