How do I become a Coast Rewards member? Danny October 10, 2014 07:39 Updated Becoming a member is a cinch. Simply sign up online or call Member Services at 1.800.549.9099. You can also enrol at any Coast hotel. Related articles Can I receive points for stays prior to my sign-up date? How do I sign up to receive exclusive member offers? Do I receive a membership card when I sign up to the program? Comments 0 comments Article is closed for comments.