Attached files
Exhibit 23
CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
We consent to the incorporation by reference in Registration Statement Nos. 333-127296, 333-41226, 333-41224, 333-72927, 333-56331, 333-76324, 333-51959, 333-145609, 333-145610 each on Form S-8 and Registration Statement Nos. 333-126749, 333-109489, 333-111632, 333-114706, 333-119162 each on Form S-3 of our reports dated March 1, 2010, relating to the financial statements of American Tower Corporation (the Company) and the effectiveness of the Companys internal control over financial reporting, appearing in this Annual Report on Form 10-K of American Tower Corporation for the year ended December 31, 2009.
/s/ DELOITTE & TOUCHE LLP
Boston, Massachusetts
March 1, 2010