Rod Sladen's Telephony Page

In the UK:

I have summarised some Numbering Changes (past present and future) to the UK numbering scheme

I hope to add more on various aspects of the history of UK telephone numbering

OFTEL - The Office of Telecommunications - was responsible for regulation of telecommunications in the UK.
The duties of Oftel have now been inherited by the Office of Communications (Ofcom).

The Phone Information site formerly at Warwick University has been superseded by

eDQ - British Telecom's Online UK Directory Enquiries

The uk.telecom newsgroup contains valuable discussion (at times). It is well worth checking their FAQ

The Telecommunications Heritage Group

Light Straw - another valuable site for UK telephony history

There are pictures of Telephone Exchanges of the South Midlands on John Mann's site

and around the world:

Read all about the North American Numbering Plan (NANP)

LincMad - Linc Madison's Guide to Telephone Area Codes and Splits in North America

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