SLEEP REVIEW Subscription Form * Check one of the following:   New subscription/Renewing without account information   Change of Address   Renewal Subscription Please enter your Last Name and Account Number: Last Name: Account number (from your mailing label) The account number is a 10-digit number that appears above the name. Type in the first 9 digits in the account number box above. With the label above, you would type 918104041 in the box.  form  and start over Customer Service: Sleep Review P.O. Box 2160 Skokie, IL 60076-7860 (847) 763-9618 (847) 763-9515 sleep@halldata.com