A complete list of the routine uses can be found in the system of records notice associated with this form, "Department of Homeland Security/U.S. Customs and Border Protection - DHS/CBP-009 Electronic System for Travel Authorization (ESTA) System of Records."
CONTACT SUPPORT. Travel Communications Center. Call:1-202-325-8000 To submit an inquiry: CBP Info Center. 24 hours per day, 7 days a week