RNS Number:4391T
Colt Telecom Group PLC
18 December 2003


                           Notification of interests of
                         Directors and connected Persons





1.   Name of Company


COLT Telecom Group plc


2.   Name of Director


Mr Andreas Barth


3.   Please state whether notification indicates that it is in respect
of holding of the director named in 2 above or holding of that persons spouse or
children under the age of 18 or in respect of a non-beneficial interest


Notification is in respect of director


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


Mr Andreas Barth



5.   Please state whether notification relates to a person(s)
connected with the director named in 2 above and identify the connected person
(s)


N/A


6.   Please state the nature of the transaction. For PEP transactions
please indicate whether general/single co. PEP and if discretionary /
non-discretionary


Purchase of Shares


7.   Number of shares / amount of stock acquired


12,007


8.   Percentage of issued class


Less than 1%


9.   Number of shares / amount of stock disposed


N/A


10.  Percentage of issued class


N/A


11.  Class of security


Ordinary shares of 2.5p each



12.  Price per share


#0.9675p


13.  Date of transaction


10th December 2003


14.  Date Company informed


15th Decemberr 2003


15.  Total holding following this notification


16,109


16.  Total percentage holding of issued class following this
notification


Less than 1%


If a director has been granted options by the company please complete the
following


17.  Date of grant


N/A


18. Period during which or date on which exercisable


N/A


19.   Total amount paid (if any) for grant of the option


N/A


20.   Description of shares or debentures involved: class, number


N/A


21.   Exercise price (if fixed at time of grant) or indication that
price is to be fixed at time of exercise


N/A


22.  Total number of shares or debentures over which options held
following this notification


N/A


23.  Any additional information


N/A


24.   Name of contact and telephone number for queries


John Doherty: 0171 390 3681


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






Mark A. Jenkins
Company Secretary
Date of Notification:   18th December 2003





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