EX-23.9 18 e56461s4ex23-9.txt CONSENT OF ARTHUR ANDERSEN LLP EXHIBIT 23.9 CONSENT OF INDEPENDENT PUBLIC ACCOUNTANTS As independent public accountants, we hereby consent to the incorporation by reference in this Registration Statement on Form S-4 of our report dated February 28, 2000 included in MediaOne Group, Inc.'s consolidated financial statements for the year ended December 31, 1999, filed in AT&T Corp.'s Form 8-K dated March 28, 2001 and to all references to our Firm included in this Registration Statement. Arthur Andersen LLP Denver, Colorado, February 8, 2002.