EX-23 7 exhibit2306.txt EXHIBIT 23.06 Exhibit 23.06 CONSENT OF INDEPENDENT PUBLIC ACCOUNTANTS As independent public accountants, we hereby consent to the incorporation by reference in this registration statement on Form S-3 of AT&T Corp. 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, January 8, 2002. A-5