Our research has uncovered that the following dialling codes have been affected, as well as the following UK exchanges for data communications:
Dialling codes affected:
01132 01142 01159 01162 01179 01189 01204 01206 01209 012135 012174 01223 01224 01225 01227 01229 01233 01235 01236 01241 01243 01244 01248 01252 01254 01255 01268 01273 01274 01276 01277 01278 01279 01284 01293 01297 01303 01304 01306 01322 01327 01329 01332 01341 01343 01344 01354 01372 01376 01382 01403 01407 014124 014188 01423 01424 01428 01443 01452 01460 01474 01480 01487 01488 01489 01491 01494 01495 015123 015152 015172 01526 01548 01580 01603 01604 016140 016163 01621 01622 01626 01628 01634 01635 01638 01642 01676 01678 01690 01702 01707 01708 01727 01733 01736 01747 01749 01752 01772 01786 01787 01788 01789 01792 01794 01795 01803 01825 01842 01865 01869 01892 01902 01903 01908 01909 019141 019143 019148 01920 01923 01924 01925 01926 01932 01945 01953 01983 01992 01993 0203073 0203075 0203112 0203144 0203204 0203205 0203206 0203214 0203219 0203230 0203238 0203275 0207052 0207121 0207159 0207165 0207168 0207209 0207221 0207224 0207225 0207229 0207240 0207258 02072620207266 0207286 0207287 0207289 0207292 0207307 0207317 0207319 0207328 0207353 0207355 0207371 0207372 02073770207384 0207394 0207399 0207402 0207408 0207409 0207419 0207431 0207432 0207433 0207434 0207435 0207436 02074370207439 0207443 0207447 0207449 0207460 0207474 0207478 0207483 0207486 0207487 0207491 0207493 0207494 02074950207499 0207534 0207535 0207537 0207538 0207563 0207569 0207581 0207584 0207586 0207589 0207590 0207591 02076020207603 0207604 0207613 0207616 0207624 0207625 0207629 0207638 0207647 0207681 0207692 0207706 0207722 0207723 0207724 0207725 0207734 0207794 0207813 0207823 0207837 0207851 0207907 0207916 0207935 0207987 0208301 0208309 0208346 0208399 0208400 0208466 0208503 0208563 0208567 0208573 0208596 0208653 0208686 0208699 0208723 0208726 0208735 0208741 0208742 0208747 0208748 0208759 0208803 0208834 0208846 0208892 0208968 0208987 0208993 0208994 0208995 0208996 0238020 0238040 0238042 0238047 0238066 0238077 0238084 0238087 0239229 0239232 0239281 0247660 0292047
Local Exchanges Affected by Datastream Outage:
Abingdon
Acton
Albert Dock
Almondsbury
Alton
Amersham
Andover
Ashford
Aylesbury
Balham
Barking
Barnet
Basildon
Basingstoke
Bassett
Battersea
Battle
Bayswater
Bearsted
Beckenham
Bermondsey
Beulah Hill
Bexhill
Bexleyheath
Bicester
Biggin Hill
Biggleswade
Bishops Stortford
Bishops Waltham
Bishopsgate
Blackwater
Bloomsbury
Bluebell Hill
Bookham
Boreham
Borough Green
Bowes Park
Brackley
Braintree
Brentwood
Bridgend
Bridgwater
Brixton
Broadstairs
Bromley
Broomfield
Buckden
Buckingham
Burgess Hill
Burgh Heath
Burghfield Common
Burnham
Bury St Edmunds
Byfleet
Camberley
Cambridge
Canonbury
Canterbury
Canvey Island
Cardiff Empire
Castleham
Caterham
Catford
Chalfont St Giles
Chandlers Ford
Chelmsford
Chelsea
Cheltenham
Cherry Hinton
Chertsey
Chessington
Chichester
Chingford
Chislehurst
Chiswick
Clacton On Sea
Clandon
Clapton
Clerkenwell
Cobham
Colchester
Colindale
Cooden
Copthorne
Costessey
Covent Garden
Cranleigh
Crawley
Crayford
Cricklewood
Crouch End
Crowborough
Croydon
Deal
Deptford
Dereham
Didcot
Diss
Dorking
Dover
Downhall
Downham Market
Downland
Downton
Dulwich
Dunstable
Ealing
East Bay
East Grinstead
East Horsley
Eastbourne
Eastbourne Pevensey
Eastwood
Edenbridge
Edgware
Edmonton
Elmswell
Eltham
Enfield
Epping
Epsom
Erith
Euston
Ewell
Exmouth
Fair Oak
Farnborough
Farnham
Farnham Common
Farningham
Faversham
Fawley
Fazeley
Feltham
Finchley
Flitwick
Folkestone
Forest Hill
Frensham
Frinton On Sea
Fulham
Gants Hill
Garston
Gerrards Cross
Gillingham
Gipsy Hill
Godalming
Golders Green
Goodmayes
Gravesend
Grays Thurrock
Great Baddow
Great Dunmow
Greenford
Greenhithe
Greenwich
Grove Park
Hackney
Hadleigh – Essex
Hadleigh (Suffolk)
Hailsham
Hainault
Hamble
Hammersmith
Hampstead
Harestock
Harlesden
Harlow
Harpenden
Harrow
Hassocks
Hastings
Hatch End
Hatfield
Haverhill
Hawkwell
Hayes Common
Hayes North
Hayling Island
Haywards Heath
Heathfield
Hendon
Herne Bay
Hertford
Hindhead
Hoddesdon
Holborn
Holmer Green
Hook
Horley
Hornchurch
Horsham Carfax
Hounslow
Hove
Hullbridge
Huntingdon
Ilford Central
Ilford North
Ingrebourne
Isleworth
Iver
Kelvedon
Kemptown
Kensal Green
Kentish Town
Kenton Road
Kettering
Kidbrooke
Kings Cross
Kings Langley
Kings Lynn
Kingsbury
Kingsland Green
Kingston
Kingswood
Kneller Hall
Laindon
Lancing
Latchingdon
Lea Valley
Leagrave
Leatherhead
Lee Green
Leigh On Sea
Lewes
Leytonstone
Lingfield
Linton
Liphook
Littlehampton
Littlewick Green
Lodge Hill
Longfield
Loose
Lords
Loughton
Luton
Maida Vale
Maidenhead
Maidstone
Malden
Maldon
Malvern
March
Marine
Market Deeping
Marylebone
Medstead
Medway
Meopham
Merton Park
Mildenhall
Mile End
Mill Hill
Mitcham
Molesey
Moorgate
Mortlake
Muswell Hill
Naphill
New Cross
New Milton
New Southgate
Newhaven
Newport
Nine Elms
Norbury
North
North Cheam
North Finchley
North Paddington
North Wembley
Northolt
Northwood
Norwich West
Odiham
Orpington
Oxford
Oxted
Paddington
Palmers Green
Parsons Green
Peacehaven
Perivale
Peterborough Central
Petersfield
Pimlico
Pinner
Plymouth
Polesworth
Ponders End
Poplar
Portslade
Portsmouth North
Potters Bar
Poundhill
Primrose Hill
Princes Risborough
Purfleet
Purley
Putney
Rainham
Ramsgate
Rayleigh
Reading Central
Reading South
Redhill
Reigate
Richmond Kew
Rickmansworth
Roade
Romford
Royston
Ruislip
Rushey Green
Rustington
Sanderstead
Sandwich
Sandy
Seaford
Sevenoaks
Sevington
Sheerness
Shenley Church End
Shepherds Bush
Shoeburyness
Shoreditch
Shoreham By Sea
Sidcup
Sittingbourne
Slade Green
Slough Langley
Slough Main
Snodland
Soho
South Benfleet
South Clapham
South Harrow
South Ockendon
Southall
Southend Town
Southwark
Southwater
Spalding
Spencers Wood
St Albans
St Ives
Staines
Stamford
Stamford Hill
Stanford Le Hope
Stanmore
Stansted
Stowmarket
Stratford
Streatham
Strood
Sudbury
Sunbury
Surbiton
Sutton Cheam
Swaffham
Swanley
Tadley
Taunton
Teddington
Thames Ditton
Thamesmead
Thanet
Thatcham
Thornton Heath
Thorpe Bay
Tilbury
Titchfield
Tonbridge
Tottenham
Tring
Truro
Tulse Hill
Tunbridge Wells
Twickenham
Twyford
Uckfield
Upminster
Upton Park
Uxbridge
Vauxhall
Wallington
Waltham Cross
Walthamstow
Walton On Thames
Wandsworth
Wanstead
Ware
Waterlooville
Watford
Watton
Welwyn
Welwyn Garden
Wembley
Werrington
West
West Kensington
West Malling
West Wickham
Weston Favell
Weybridge
Whitstable
Whittlesey
Wickford
Willesden
Wimbledon
Winchester
Windsor
Winton
Wisbech
Witham
Withdean
Witney
Wivenhoe
Woburn Sands
Woking
Wolverton
Woodbridge
Woodford
Woodham Ferrers
Woodley
Woolwich
Worcester Park
Worthing Central
Worthing Swandean
Worthing West
Wymondham (Norfolk)
Yapton
Yateley
Yaxley
Yeovil
