You will find the log in to your account with Sleep Train® Credit Card by logging in to their website https://www.mysynchrony.com/mysyf/cmp-index.html?market=homefurnishings&store=sleeptrain. The log in box is in the upper right corner of the site, under log into your account. Click on it and type your user name and password.
After you click on log into your account, beside logging to your account you can also register an account by clicking on register as shown in the following screenshot.You do not need further support for using the log in to your account with Sleep Train® Credit Card since they have modernized their internet banking. Log in to your credit card account or register a new account from the front page of Sleep Train® Credit Card.