住所等 600 Pennsylvania Avenue, NW, Washington, D.C. 20580, U.S.A. Tel:toll-free 1-877-FTC-HELP (382-4357)(Bureau of Consumer Protection) regular mail:Federal Trade Commission(Bureau of Consumer Protection) CRC-240, 600 Pennsylvania Ave, NW, Washington, D.C. 20580, U.S.A. URL:http://www.ftc.gov/