Created in 2003 (United Kingdom), TALK TALK TELECOM own 1 sister brand and 3453 competing brands. TALK TALK TELECOM is a brand of TALK TALK TELECOM, listed on the stock exchange of London. The ISIN, the company's International Securities Identification Number, is GB00B4YCDF59. The sector of TALK TALK TELECOM is Telecommunication Services.