Click here to redirect back to www.ststesting.com (STS home page) Scholastic Testing Service, Inc. Bensenville, Illinois: Administrative & Editorial Division/Order Department: 1.800.642.6STS (6787) email: sts@mail.ststesting.com Earth City, Missouri: Research and Development/Scoring Center: 1.314.739.3650 email: stlouis@mail.ststesting.com
