Telephone Numbers in The United Kingdom - Number Conservation and Overlays

Number Conservation and Overlays

As the number of lines in use continues to grow some areas are close to full capacity. In the late-1990s, Ofcom signalled a number of areas of concern.

By 2005 By 2012
01202 Bournemouth 01204 Bolton
01203 Coventry 01344 Ascot
01223 Cambridge 01582 Markyate
01224 Aberdeen 01604 Northampton
01273 Brighton 01706 Rochdale
01274 Bradford 01733 Peterborough
01332 Derby 01753 Iver
01483 Guildford
01642 Middlesbrough
01772 Preston
01782 Stoke-on-Trent
01865 Oxford
01902 Wolverhampton
01942 Wigan

Of these only Coventry was addressed by migration to the 024 code and eight digit subscriber numbers.

In November 2010, Ofcom proposed to abandon renumbering and instead provide capacity by starting to use local numbers beginning '0' and '1', and removing the option of dialling locally using just the subscriber number. Once the supply of new numbers released by this measure is exhausted Ofcom propose introducing additional, overlay area codes to run in tandem with current codes. It is anticipated that the overlay codes would not be required before 2022.

Under this policy Bournemouth numbers can no longer be dialled locally from 1 November 2012.

Read more about this topic:  Telephone Numbers In The United Kingdom

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