Fan Mail Address:

Rooney Mara
William Morris Endeavor Entertainment
9601 Wilshire Blvd.
3rd Floor
Beverly Hills, CA 90210
USA

Address Information:

William Morris Endeavor Entertainment
(Talent and Literary Agency)
9601 Wilshire Blvd.
3rd Floor
Beverly Hills, CA 90210
USA
Phone: (310) 285-9000
Fax: (310) 248-2020
Official website