LONDON, Feb. 6, 2003 (PRIMEZONE) -- COLT Telecom Group plc (Nasdaq:COLT) (LSE:CTM):
SCHEDULE 5 BLOCK LISTING SIX MONTHLY RETURN 1. Name of Company: COLT Telecom Group plc 2. Name of Scheme: COLT Telecom Group Warrants 3. Period of Return: From: June 18, 2002 to December 17, 2002 4. Number and class of share(s) (amount of stock/debt security) not issued under scheme: 606,999 5. Number of Shares issued/allotted under scheme during period: Nil 6. Balance under scheme not yet issued/allotted at end of period: 606,999 7. Number and class of share(s) (amount of stock/debt securities) originally listed and the date of admission: 9,796,800 Ordinary Shares of 2.5p each listed on June 18, 1997 Please confirm total number of shares in issue at the end of the period in order for us to update our records: 1,507,536,535 Contact for queries: Name: Mark A. Jenkins Telephone: 0207 390 3676 Address: COLT Telecom Group plc 15 Marylebone Road London NW1 5JD Person making return: Name: Mark A. Jenkins, Company Secretary