Hotline Guidelines Submit Complaint FAQs Hotline Contact Information Telephone Number: (703) 428-1045 Toll-Free Number: 1-866-301-2003 Telephone lines are open Monday through Friday, from Midnight - 8:00 a.m. (EST) 8:00 a.m. - 4:00 p.m. Baghdad. Fax Number: (703) 428-0752 E-mail: Submit Complaint Mailing Address: SIGIR Hotline 400 Army Navy Drive Arlington, VA 22202