The regional SHASTD boundaries are listed below by clinic sites:

 SCOTLAND

Greenock, Ayr, Kilmamock, Irvine, Dumfries, Dunfermline, Kirkcaldy, Falkirk, Stirling,Aberdeen, Glasgow, Inverness, Fort William, Aviemore, East Kilbride, Airdrie, Motherwell,Edinburgh, Perth and Dundee.

 NORTHERN

Newcastle, North Shields, South Shields, Sunderland, Durham, Bishop Aukland, Hartlepool,Darlington, Stockton and Middlesborough.

 NORTH WEST includes  Ireland

Carlisle, Workington, Kendal, Barrow-in Furness, Lancaster, Blackpool, Preston, Blackburn, Burnley, Bolton, Bury, Rochdale, Ashton-under-Lyme, Oldham, Trafford, Manchester Royal Infirmary, North Manchester General, Macclesfield, Wythington, Salford, Stockport, Chorley, Southport, Ormskirk, Wigan, Warrington, Liverpool, St Helens, Runcom, Crewe, Chester, Wrexham St Asaph, Llandudno, Bangor, Holyhead, Pwllheli, Coleraine, Derry, Newry, Belfast,Wirral, Sligo, Galway, Limerick, Cork and Dublin

 NORTH EAST

Scarborough, Bridlington, York, Harrogate, Skipton, Keighley, Bradford, Leeds, Halifax, Huddersfield, Sheffield, Scunthorpe, Hull, Grimsby, Wakefield, Rotherham, Retford, Gainsborough, Lincoln and Chesterfield.

 CENTRAL

Mansfield, Stoke, Derby, Nottingham, Stafford, Burton-on-Trent, Loughborough, Cannock,Tamworth, Leicester, Skegness, Boston and Grantham.

 MIDLANDS

Shrewsbury, Telford, Wolverhampton, Walsall, Sandwell, Dudley, Birmingham, East Birmingham, Coventry, Rugby, Warwick, Stratford, Redditch, Worcester, Hereford and Nuneaton.

 EASTERN

Northampton, Kettering, Peterborough, Kingslyn, Norfolk, Great Yarmouth, Bury St Edmunds,Milton Keynes, Bedford, Cambridge, lpswich, Colchester, Clacton, Luton, Stevenage, Bishop's Stortford, Hertford, St Albans, Watford, Barking and Chelmsford.

SOUTHERN

This large area is served by 2 regional representatives

London Clinics, Slough, Romford, Dartford, Grays, Sherness, Southend, Margate, Canterbury, Dover, Folkstone, Ashford, Maidstone, Rochester, Tunbridge Wells, Hastings, Eastbourne, Brighton, Shoreham, Crawley, Redhill, Leatherhead, Guildford, Woking,Chertsey and Camberley.

CENTRAL SOUTHERN

Banbury, Oxford, Aylesbury, High Wycombe, Reading, Basingstoke, Andover, Salisbury,Winchester, Swindon, Bath, Southampton, Portsmouth, Chichester, Isle of Wight, Bournemouth, Dorchester and Weymouth.

SOUTH WEST

Aberystwyth, Haverford West, Carmarthen, Swansea Port Talbot, Pontypridd, Cardiff, Newport, Gloucester, Cheltenham, Bristol, Weston-Super-Mare, Minehead, Taunton, Yeovil, Exeter, Barnstable, Torbay, Plymouth, Truro, Guernsey and Jersey.

IRELAND