RNS Number:2447Z
Colt Telecom Group PLC
29 July 2002

                   Notification of interests in shares under

                     Section 198 of the Companies act 1985


 1. Name of Company

    COLT Telecom Group plc

 2. Name of Shareholder having a major interest

    Notification is in respect of indirect interests

 3. Please state whether notification indicates that it is in respect of holding
    of the Shareholder named in 2 above or in respect of a non-beneficial
    interest or in the case of an individual holder if it is a holding of that
    person's spouse or children under the age of 18

    Notification is in respect of a non-beneficial interest held by AMVESCAP
    Plc. either directly or through its subsidiary companies

 4. Name of the registered holder(s) and, if more than one holder, the number of
    shares held by each of them

    INVESCO Perpetual UK Growth Fund

 5. Number of shares/amount of stock acquired

    N/A

 6. Percentage of issued class

    N/A

 7. Number of shares/amount of stock disposed

    1,313,707

 8. Percentage of issued Class

    Less than 1%

 9. Class of security

    Ordinary Shares of 2.5p

10. Date of Transaction

    26th July 2002

11. Date Company informed

    26th July 2002

12. Total holding following this notification

    N/A

13. Total percentage holding of issued class following this notification

    Less than 3%

14. Any additional information

    INVESCO Perpetual UK Growth Fund no longer has a notifiable interest in the
    Ordinary shares of COLT Telecom Group plc.

15. Name of contact and telephone number for queries

    John Doherty: 0207 390 3681

16. Name and signature of authorised company official responsible for making
    this notification


Mark A. Jenkins

Company Secretary

Date of Notification: 28 June 2002

Company Announcements Office

Old Broad Street

London

EC2N 1HP

Facsimile: 0207 588 6057, 0207 334 8964/8965/8966

Enquiries: Company Monitoring and enquiries; UK Listing Authority




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