COLT Telecom Group S.A.

Annual Information Update for 12 months up to and including 4 March 2009

In accordance with Prospectus Rule 5.2, the following information has been published or made available to the public over the 12 month period to 4 March 2009

1.    RNS Announcements

In accordance with Article 27(3) of the Prospectus Directive Regulation 809/2004 of the European Commission, we confirm that to the best of our knowledge, information relating to 'Holding(s) in Company' and 'Director/PDMR Shareholdings' was up to date at the time of announcement but it is acknowledged that such disclosures may have, or may at any time, become out of date due to changing circumstances.

2.    Availability of documents

Copies of regulatory announcements published via RNS can be obtained from the RNS section of the Stock Exchange website at www.londonstockexchange.com.  Alternatively, copies of all regulatory announcements can be obtained from the Company Secretary of COLT Telecom Group S.A., Beaufort House, 15 St. Botolph Street, London, EC3A 7QN.

3.    Enquiries:

Esmée Chengapen

Company Secretarial Manager

Email: esmee.chengapen@colt.net

Tel: +352 27 99 27 03