BT to delist in Tokyo

British Telecommunications PLC
18 September 2001

BT to de-list from the Tokyo Stock Exchange

Following the recent announcement of the proposed demerger of British
Telecommunications plc (BT) into two new companies, BT Group plc and mmO2 plc
(formerly known as BT wireless), BT has notified the Tokyo Stock Exchange that
BT shares would be de-listed from the Tokyo Stock Exchange (TSE). The last day
of trading in BT shares on the TSE is expected to be 16 November 2001.

On the demerger proceeding, BT Group plc and mmO2 plc shares will not be
listed on the TSE. Shares in the two new companies will be listed on both the
London Stock Exchange and the New York Stock Exchange.