Hall Institute uses secure credit card processing and uses an "Address Verification System". AVS checks the customer record on file with the credit card company and verifies whether the zip code and/or mailing address matches. This consumer protection feature is designed to help reduce credit card fraud.
IMPORTANT NOTICE: The zip code you provide on the credit card form below must match the zip code to which your credit card statement is mailed. If you receive a message indicating that the zip code doesn't match, try one of the following....
1) Get a copy of your latest credit card statement and verify
the mailing address and zip code
OR
2) Call us at 800-431-0571 and register over the phone