Tuesday, 26 January 2021 THIS ANNOUNCEMENT IS FOR INFORMATIONAL PURPOSES ONLY, AND DOES NOT CONSTITUTE OR FORM PART OF ANY OFFER OR INVITATION TO SELL OR ISSUE, OR ANY SOLICITATION OF AN OFFER TO PURCHASE OR SUBSCRIBE FOR, ANY SECURITIES OF TALKTALK TELECOM GROUP PLC. NOT FOR DISTRIBUTION IN OR INTO THE UNITED STATES OR OTHERWISE THAN TO PERSONS WHOM IT CAN BE LAWFULLY DISTRIBUTED. PLEASE SEE THE IMPORTANT NOTICE AT THE END OF THIS ANNOUNCEMENT. For Immediate Release TalkTalk Telecom Group PLC ("Company") Proposed offering of £100 million in aggregate principal amount of 3.875% Senior Notes due 2025 to be consolidated and treated as a single class with the Company's outstanding £575 million 3.875% Senior Notes due 2025