COLT Telecom Group plc: Blocklisting Interim Review


LONDON, July 29, 2004 (PRIMEZONE) -- COLT Telecom Group plc:


                   SCHEDULE 5
         BLOCK LISTING SIX MONTHLY RETURN

To: Listing Applications

UK Listing Authority

Financial Services Authority

25, The North Colonnade

Canary Wharf

London, E14 5HS

Please ensure the entries on this return are typed

1. Name of company COLT Telecom Group plc

2. Name of scheme COLT Telecom Sharesave Scheme

3. Period of return: From 01.02.2004 to

29.07.2004

4. Number and class of share(s) (amount of stock/debt security ) 1,057,205 not issued under scheme

5. Number of shares issued/allotted under scheme during period: 127,468

6. Balance under scheme not yet issued/allotted at end of 929,737 period

7. Number and class of share(s) (amount of stock/debt 2,000,000 securities) originally listed and the date of admission; 31.01.2001

Please confirm total number of shares in issue at the end of the period in order for us to update our records 1,510,845,716



                      This information is provided by RNS
            The company news service from the London Stock Exchange

END



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Contact for queries:                     Address: Beaufort House
Name: Adrian Goodenough                  15 St. Botolph Street
Telephone: 020 7947 1677                 London EC3A 7QN

Person making return

Name: Adrian Goodenough

Signature:


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